{"id":"vidhyamitra:city-day:haridwar:2030-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/2030-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-12-18","date_display":"December 18, 2030 CE","panchanga":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2030,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462853.770833,"kali_year":5132,"ahargana":1874388.2708,"sun":{"sidereal_longitude":241.4189,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":155.6917,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.2729,"elapsed_within_tithi_degrees":10.2729},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":155.6917,"elapsed_within_degrees":9.0251},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.1106},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"sky":{"method":"Sūrya-Siddhāntic Bhāskara-II 4-step iteration with atan2-based śīghra + varying peripheries + lunar latitude","engine_version":"3.0 (Pūrṇa — complete SS implementation)","tradition_sources":"Āryabhaṭīya 499 CE → SS Ch.1-5 Burgess 1860 → Siddhānta-Śiromaṇi Bhāskara II 1150 → Tantrasaṅgraha Nīlakaṇṭha 1501","input":{"year":2030,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462853.770833,"ahargana":1874388.2708,"kali_year":5132,"ayanamsa_lahiri":24.2855,"grahas":{"sun":{"sidereal_longitude":241.854832,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":152.35813199999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false,"latitude":-4.2334},"mars":{"sidereal_longitude":170.30843200000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":236.08373199999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":228.11803199999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":255.85553200000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":39.40373199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":225.8892,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":45.8892,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false}},"panchang":{"method":"Sūrya Siddhānta + Bhāskara-II iterative manda + Kerala-school (Mādhava-Nīlakaṇṭha) evection + variation + annual equation","engine_version":"2.0 (Kerala-school enhanced)","accuracy_note":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2030,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462853.770833,"kali_year":5132,"ahargana":1874388.2708,"sun":{"sidereal_longitude":241.4189,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":155.6917,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":274.2729,"elapsed_within_tithi_degrees":10.2729},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3,"moon_longitude":155.6917,"elapsed_within_degrees":9.0251},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":37.1106},"karana":{"half_tithi_index":45,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.233,"elongation":85.727},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.233,"opposition_distance":94.273}},"eclipse_window_40days":[{"offset_days":-8,"type":"lunar","occurs":true,"moon_latitude":-0.714,"opposition_distance":2.237}]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"07:08","sunsetLocal":"17:21","solarNoonLocal":"12:15","dayLengthHours":10.220934570613977,"dayLengthDisplay":"10 Hours 13 Mins 15 Secs","nightLengthDisplay":"13 Hours 46 Mins 45 Secs","moonriseLocal":"00:11","moonsetLocal":"12:22","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:31","startHours":12.242591210864312,"endHours":13.52020803219106,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:25","end":"09:41","startHours":8.409740746884072,"endHours":9.687357568210818,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:58","end":"12:15","startHours":10.964974389537566,"endHours":12.242591210864312,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:31","end":"09:51","startHours":9.517008658700586,"endHours":9.857706477721052,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:50","startHours":7.557996199332907,"endHours":7.830554454549279,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:35","startHours":11.901893391843846,"endHours":12.583289029884778,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:46","end":"06:27","startHours":5.76933264947546,"endHours":6.450728287516393,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:17","end":"07:08","startHours":6.28037937800616,"endHours":7.132123925557324,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:57","end":"14:38","startHours":13.946080305966642,"endHours":14.627475944007575,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:09","end":"17:33","startHours":17.1530584961713,"endHours":17.5530584961713,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:21","end":"17:47","startHours":17.3530584961713,"endHours":17.778930769946882,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:06","end":"18:51","startHours":17.1030584961713,"endHours":18.8530584961713,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:35","startHours":23.901893391843846,"endHours":24.583289029884778,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:08","end":"08:25","startHours":7.132123925557324,"endHours":8.409740746884072,"quality":"auspicious"},{"name":"Amṛta","start":"08:25","end":"09:41","startHours":8.409740746884072,"endHours":9.687357568210818,"quality":"auspicious"},{"name":"Kāla","start":"09:41","end":"10:58","startHours":9.687357568210818,"endHours":10.964974389537566,"quality":"inauspicious"},{"name":"Śubha","start":"10:58","end":"12:15","startHours":10.964974389537566,"endHours":12.242591210864312,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:31","startHours":12.242591210864312,"endHours":13.52020803219106,"quality":"inauspicious"},{"name":"Udveg","start":"13:31","end":"14:48","startHours":13.52020803219106,"endHours":14.797824853517806,"quality":"inauspicious"},{"name":"Chala","start":"14:48","end":"16:05","startHours":14.797824853517806,"endHours":16.075441674844555,"quality":"neutral"},{"name":"Labha","start":"16:05","end":"17:21","startHours":16.075441674844555,"endHours":17.3530584961713,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:21","end":"19:05","startHours":17.3530584961713,"endHours":19.075441674844555,"quality":"inauspicious"},{"name":"Chala","start":"19:05","end":"20:48","startHours":19.075441674844555,"endHours":20.797824853517806,"quality":"neutral"},{"name":"Labha","start":"20:48","end":"22:31","startHours":20.797824853517806,"endHours":22.520208032191057,"quality":"auspicious"},{"name":"Amṛta","start":"22:31","end":"00:15","startHours":22.520208032191057,"endHours":24.242591210864312,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:58","startHours":24.242591210864312,"endHours":25.964974389537566,"quality":"inauspicious"},{"name":"Śubha","start":"01:58","end":"03:41","startHours":25.964974389537566,"endHours":27.687357568210818,"quality":"auspicious"},{"name":"Roga","start":"03:41","end":"05:25","startHours":27.687357568210818,"endHours":29.40974074688407,"quality":"inauspicious"},{"name":"Udveg","start":"05:25","end":"07:08","startHours":29.40974074688407,"endHours":31.132123925557323,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.132123925557324,"endHours":8.132123925557323,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.132123925557323,"endHours":9.132123925557323,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.132123925557323,"endHours":10.132123925557323,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.132123925557323,"endHours":11.132123925557323,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.132123925557323,"endHours":12.132123925557323,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.132123925557323,"endHours":13.132123925557323,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.132123925557323,"endHours":14.132123925557323,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.132123925557323,"endHours":15.132123925557323,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.132123925557323,"endHours":16.132123925557323,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.132123925557323,"endHours":17.132123925557323,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.132123925557323,"endHours":18.132123925557323,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.132123925557323,"endHours":19.132123925557323,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.132123925557323,"endHours":20.132123925557323,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.132123925557323,"endHours":21.132123925557323,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.132123925557323,"endHours":22.132123925557323,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.132123925557323,"endHours":23.132123925557323,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.132123925557323,"endHours":24.132123925557323,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.132123925557323,"endHours":25.132123925557323,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.132123925557323,"endHours":26.132123925557323,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.132123925557323,"endHours":27.132123925557323,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.132123925557323,"endHours":28.132123925557323,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.132123925557323,"endHours":29.132123925557323,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.132123925557323,"endHours":30.132123925557323,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.132123925557323,"endHours":31.132123925557323,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.380178415527944,"eotMinutes":2.787727348141232,"ayanamsa":24.2855}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Aṣṭamī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 18, 2030 CE · Haridwār · Vidhyamitra","description":"December 18, 2030 CE for Haridwār: Kṛṣṇa Aṣṭamī, sūryodaya 07:08, sūryāsta 17:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/2030-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/2030-12-18","sa":"https://sa.vidhyamitra.com/city/haridwar/2030-12-18","hi":"https://hi.vidhyamitra.com/city/haridwar/2030-12-18","x-default":"https://vidhyamitra.com/city/haridwar/2030-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-12T00:37:29.905Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-09-12T00:37:29.905Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-12T00:37:29.905Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}