{"id":"vidhyamitra:city-day:haridwar:-3187-12-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/-3187-12-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"-3187-12-28","date_display":"December 28, 3188 BCE","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":-3187,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":557367.770833,"kali_year":-85,"ahargana":-31097.7292,"sun":{"sidereal_longitude":311.9354,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":279.5188,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.5833,"elapsed_within_tithi_degrees":3.5833},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.5188,"elapsed_within_degrees":12.8521},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.4542},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":-3187,"month":12,"day":28,"hour":6,"minute":30,"calendar":"julian"},"julian_day":557367.770833,"ahargana":-31097.7292,"kali_year":-85,"ayanamsa_lahiri":-48.5922,"grahas":{"sun":{"sidereal_longitude":311.9354,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":279.5188,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":-4.2747},"mars":{"sidereal_longitude":277.69,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":284.5275,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":295.6112,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":273.5889,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":30.3433,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":27.7073,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":207.7073,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"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":-3187,"month":12,"day":28,"hour":6,"minute":30,"second":0,"calendar":"julian"},"julian_day":557367.770833,"kali_year":-85,"ahargana":-31097.7292,"sun":{"sidereal_longitude":311.9354,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":279.5188,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":327.5833,"elapsed_within_tithi_degrees":3.5833},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":279.5188,"elapsed_within_degrees":12.8521},"yoga":{"number":18,"name":"Varīyān","sum_longitude":231.4542},"karana":{"half_tithi_index":54,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.275,"elongation":32.417},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.275,"opposition_distance":147.583}},"eclipse_window_40days":[]},"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":"07:12","sunsetLocal":"17:26","solarNoonLocal":"12:19","dayLengthHours":10.231206552959467,"dayLengthDisplay":"10 Hours 13 Mins 52 Secs","nightLengthDisplay":"13 Hours 46 Mins 08 Secs","moonriseLocal":"04:50","moonsetLocal":"15:29","rahuKala":{"name":"Rāhu Kāla","start":"08:29","end":"09:46","startHours":8.48380261704499,"endHours":9.762703436164923,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:02","end":"12:19","startHours":11.041604255284858,"endHours":12.32050507440479,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:36","end":"14:53","startHours":13.599405893524724,"endHours":14.878306712644658,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:36","end":"09:56","startHours":9.592183326948932,"endHours":9.933223545380915,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:38","end":"07:54","startHours":7.631202070965035,"endHours":7.904034245710621,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:40","startHours":11.97946485597281,"endHours":12.661545292836772,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:50","end":"06:31","startHours":5.840740924197128,"endHours":6.522821361061093,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:21","end":"07:12","startHours":6.352301251845102,"endHours":7.204901797925057,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:02","end":"14:42","startHours":14.025706166564703,"endHours":14.707786603428668,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.236108350884525,"endHours":17.636108350884523,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:52","startHours":17.436108350884524,"endHours":17.8624086239245,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.186108350884524,"endHours":18.936108350884524,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:40","startHours":23.97946485597281,"endHours":24.661545292836774,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:12","end":"08:29","startHours":7.204901797925057,"endHours":8.48380261704499,"quality":"auspicious"},{"name":"Kāla","start":"08:29","end":"09:46","startHours":8.48380261704499,"endHours":9.762703436164923,"quality":"inauspicious"},{"name":"Śubha","start":"09:46","end":"11:02","startHours":9.762703436164923,"endHours":11.041604255284858,"quality":"auspicious"},{"name":"Roga","start":"11:02","end":"12:19","startHours":11.041604255284858,"endHours":12.32050507440479,"quality":"inauspicious"},{"name":"Udveg","start":"12:19","end":"13:36","startHours":12.32050507440479,"endHours":13.599405893524724,"quality":"inauspicious"},{"name":"Chala","start":"13:36","end":"14:53","startHours":13.599405893524724,"endHours":14.878306712644658,"quality":"neutral"},{"name":"Labha","start":"14:53","end":"16:09","startHours":14.878306712644658,"endHours":16.15720753176459,"quality":"auspicious"},{"name":"Amṛta","start":"16:09","end":"17:26","startHours":16.15720753176459,"endHours":17.436108350884524,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:26","end":"19:09","startHours":17.436108350884524,"endHours":19.15720753176459,"quality":"neutral"},{"name":"Labha","start":"19:09","end":"20:53","startHours":19.15720753176459,"endHours":20.878306712644658,"quality":"auspicious"},{"name":"Amṛta","start":"20:53","end":"22:36","startHours":20.878306712644658,"endHours":22.599405893524725,"quality":"auspicious"},{"name":"Kāla","start":"22:36","end":"00:19","startHours":22.599405893524725,"endHours":24.320505074404792,"quality":"inauspicious"},{"name":"Śubha","start":"00:19","end":"02:02","startHours":24.320505074404792,"endHours":26.04160425528486,"quality":"auspicious"},{"name":"Roga","start":"02:02","end":"03:46","startHours":26.04160425528486,"endHours":27.762703436164923,"quality":"inauspicious"},{"name":"Udveg","start":"03:46","end":"05:29","startHours":27.762703436164923,"endHours":29.48380261704499,"quality":"inauspicious"},{"name":"Chala","start":"05:29","end":"07:12","startHours":29.48380261704499,"endHours":31.204901797925057,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:12","end":"08:12","startHours":7.204901797925057,"endHours":8.204901797925057,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:12","end":"09:12","startHours":8.204901797925057,"endHours":9.204901797925057,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:12","end":"10:12","startHours":9.204901797925057,"endHours":10.204901797925057,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:12","end":"11:12","startHours":10.204901797925057,"endHours":11.204901797925057,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:12","end":"12:12","startHours":11.204901797925057,"endHours":12.204901797925057,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:12","end":"13:12","startHours":12.204901797925057,"endHours":13.204901797925057,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:12","end":"14:12","startHours":13.204901797925057,"endHours":14.204901797925057,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:12","end":"15:12","startHours":14.204901797925057,"endHours":15.204901797925057,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:12","end":"16:12","startHours":15.204901797925057,"endHours":16.204901797925057,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:12","end":"17:12","startHours":16.204901797925057,"endHours":17.204901797925057,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:12","end":"18:12","startHours":17.204901797925057,"endHours":18.204901797925057,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:12","end":"19:12","startHours":18.204901797925057,"endHours":19.204901797925057,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:12","end":"20:12","startHours":19.204901797925057,"endHours":20.204901797925057,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:12","end":"21:12","startHours":20.204901797925057,"endHours":21.204901797925057,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:12","end":"22:12","startHours":21.204901797925057,"endHours":22.204901797925057,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:12","end":"23:12","startHours":22.204901797925057,"endHours":23.204901797925057,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:12","end":"00:12","startHours":23.204901797925057,"endHours":24.204901797925057,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:12","end":"01:12","startHours":24.204901797925057,"endHours":25.204901797925057,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:12","end":"02:12","startHours":25.204901797925057,"endHours":26.204901797925057,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:12","end":"03:12","startHours":26.204901797925057,"endHours":27.204901797925057,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:12","end":"04:12","startHours":27.204901797925057,"endHours":28.204901797925057,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:12","end":"05:12","startHours":28.204901797925057,"endHours":29.204901797925057,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:12","end":"06:12","startHours":29.204901797925057,"endHours":30.204901797925057,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:12","end":"07:12","startHours":30.204901797925057,"endHours":31.204901797925057,"planetary_lord":"Venus"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.269159959495408,"eotMinutes":-1.8871044642874448,"ayanamsa":-48.5922}},"calendars":{"vikram_samvat":-3130,"saka_samvat":-3265,"bengali_samvat":-3780,"malayalam_era":-4011,"nanakshahi_year":-4656,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Trayodaśī · Vikram -3130 undefined · Śaka -3265 undefined"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7, 6.34-35.","step_count":5,"url":"/walk/chandra-walk","steps":[{"label":"BG 6.5","url":"/bhagavad-gita/6/5","purpose":"Lift the self by the Self; begin the walk with inner responsibility."},{"label":"BG 6.6","url":"/bhagavad-gita/6/6","purpose":"See the mind as friend when mastered and enemy when unmastered."},{"label":"BG 6.7","url":"/bhagavad-gita/6/7","purpose":"Stabilize the conquered mind in heat/cold, honor/dishonor, pleasure/pain."},{"label":"BG 6.34","url":"/bhagavad-gita/6/34","purpose":"Name the restless mind honestly before trying to discipline it."},{"label":"BG 6.35","url":"/bhagavad-gita/6/35","purpose":"Complete with abhyāsa and vairāgya: practice and detachment."}]},"reason":"Dedicated festival walk for Pradoṣa Vrata is not live yet; Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":true,"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 28, 3188 BCE · Haridwār · Vidhyamitra","description":"December 28, 3188 BCE for Haridwār: Kṛṣṇa Trayodaśī, sūryodaya 07:12, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/-3187-12-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/-3187-12-28","sa":"https://sa.vidhyamitra.com/city/haridwar/-3187-12-28","hi":"https://hi.vidhyamitra.com/city/haridwar/-3187-12-28","x-default":"https://vidhyamitra.com/city/haridwar/-3187-12-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-11T23:01:26.276Z","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":"2026-08-11T23:01:26.276Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-11T23:01:26.276Z","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":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"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"}}}