{"id":"vidhyamitra:city-day:vrindavan:2156-12-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/2156-12-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2156-12-15","date_display":"December 15, 2156 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":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2156,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508871.770833,"kali_year":5258,"ahargana":1920406.2708,"sun":{"sidereal_longitude":236.696,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":263.9744,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":27.2783,"elapsed_within_tithi_degrees":3.2783},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":263.9744,"elapsed_within_degrees":10.641},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.6704},"karana":{"half_tithi_index":4,"name":"Taitila"},"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":2156,"month":12,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2508871.770833,"ahargana":1920406.2708,"kali_year":5258,"ayanamsa_lahiri":26.0455,"grahas":{"sun":{"sidereal_longitude":237.47170600000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":266.15830600000004,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false,"latitude":-3.105},"mars":{"sidereal_longitude":164.38550600000008,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":214.31440599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":104.60120599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":220.98650599999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":155.39110600000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":307.6341,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":127.6341,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":"Sub-degree on Moon at any Kali-Yuga date (~2-5° residual max)","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2156,"month":12,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2508871.770833,"kali_year":5258,"ahargana":1920406.2708,"sun":{"sidereal_longitude":236.696,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":263.9744,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":27.2783,"elapsed_within_tithi_degrees":3.2783},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4,"moon_longitude":263.9744,"elapsed_within_degrees":10.641},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":140.6704},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.105,"elongation":27.278},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.105,"opposition_distance":152.722}},"eclipse_window_40days":[]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:03","sunsetLocal":"17:27","solarNoonLocal":"12:15","dayLengthHours":10.409305357735605,"dayLengthDisplay":"10 Hours 24 Mins 33 Secs","nightLengthDisplay":"13 Hours 35 Mins 27 Secs","moonriseLocal":"08:55","moonsetLocal":"19:25","rahuKala":{"name":"Rāhu Kāla","start":"12:15","end":"13:33","startHours":12.253081082773797,"endHours":13.554244252490747,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:21","end":"09:39","startHours":8.349591573622945,"endHours":9.650754743339895,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:57","end":"12:15","startHours":10.951917913056846,"endHours":12.253081082773797,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:29","end":"09:49","startHours":9.477266320710969,"endHours":9.824243165968824,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:46","startHours":7.482149460478312,"endHours":7.759730936684595,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:36","startHours":11.906104237515944,"endHours":12.60005792803165,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:40","end":"06:21","startHours":5.6605210228745815,"endHours":6.354474713390288,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:11","end":"07:03","startHours":6.1809862907613615,"endHours":7.048428403905995,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:59","end":"14:41","startHours":13.987965309063064,"endHours":14.681918999578771,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.2577337616416,"endHours":17.657733761641598,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.4577337616416,"endHours":17.891454818213916,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.2077337616416,"endHours":18.9577337616416,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:36","startHours":23.906104237515944,"endHours":24.60005792803165,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:03","end":"08:21","startHours":7.048428403905995,"endHours":8.349591573622945,"quality":"auspicious"},{"name":"Amṛta","start":"08:21","end":"09:39","startHours":8.349591573622945,"endHours":9.650754743339895,"quality":"auspicious"},{"name":"Kāla","start":"09:39","end":"10:57","startHours":9.650754743339895,"endHours":10.951917913056846,"quality":"inauspicious"},{"name":"Śubha","start":"10:57","end":"12:15","startHours":10.951917913056846,"endHours":12.253081082773797,"quality":"auspicious"},{"name":"Roga","start":"12:15","end":"13:33","startHours":12.253081082773797,"endHours":13.554244252490747,"quality":"inauspicious"},{"name":"Udveg","start":"13:33","end":"14:51","startHours":13.554244252490747,"endHours":14.855407422207698,"quality":"inauspicious"},{"name":"Chala","start":"14:51","end":"16:09","startHours":14.855407422207698,"endHours":16.15657059192465,"quality":"neutral"},{"name":"Labha","start":"16:09","end":"17:27","startHours":16.15657059192465,"endHours":17.4577337616416,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:27","end":"19:09","startHours":17.4577337616416,"endHours":19.15657059192465,"quality":"inauspicious"},{"name":"Chala","start":"19:09","end":"20:51","startHours":19.15657059192465,"endHours":20.855407422207698,"quality":"neutral"},{"name":"Labha","start":"20:51","end":"22:33","startHours":20.855407422207698,"endHours":22.554244252490747,"quality":"auspicious"},{"name":"Amṛta","start":"22:33","end":"00:15","startHours":22.554244252490747,"endHours":24.253081082773797,"quality":"auspicious"},{"name":"Kāla","start":"00:15","end":"01:57","startHours":24.253081082773797,"endHours":25.951917913056846,"quality":"inauspicious"},{"name":"Śubha","start":"01:57","end":"03:39","startHours":25.951917913056846,"endHours":27.650754743339895,"quality":"auspicious"},{"name":"Roga","start":"03:39","end":"05:21","startHours":27.650754743339895,"endHours":29.349591573622945,"quality":"inauspicious"},{"name":"Udveg","start":"05:21","end":"07:03","startHours":29.349591573622945,"endHours":31.048428403905994,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:03","end":"08:03","startHours":7.048428403905995,"endHours":8.048428403905994,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:03","end":"09:03","startHours":8.048428403905994,"endHours":9.048428403905994,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:03","end":"10:03","startHours":9.048428403905994,"endHours":10.048428403905994,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:03","end":"11:03","startHours":10.048428403905994,"endHours":11.048428403905994,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:03","end":"12:03","startHours":11.048428403905994,"endHours":12.048428403905994,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:03","end":"13:03","startHours":12.048428403905994,"endHours":13.048428403905994,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:03","end":"14:03","startHours":13.048428403905994,"endHours":14.048428403905994,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:03","end":"15:03","startHours":14.048428403905994,"endHours":15.048428403905994,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:03","end":"16:03","startHours":15.048428403905994,"endHours":16.048428403905994,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:03","end":"17:03","startHours":16.048428403905994,"endHours":17.048428403905994,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:03","end":"18:03","startHours":17.048428403905994,"endHours":18.048428403905994,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:03","end":"19:03","startHours":18.048428403905994,"endHours":19.048428403905994,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:03","end":"20:03","startHours":19.048428403905994,"endHours":20.048428403905994,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:03","end":"21:03","startHours":20.048428403905994,"endHours":21.048428403905994,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:03","end":"22:03","startHours":21.048428403905994,"endHours":22.048428403905994,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:03","end":"23:03","startHours":22.048428403905994,"endHours":23.048428403905994,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:03","end":"00:03","startHours":23.048428403905994,"endHours":24.048428403905994,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:03","end":"01:03","startHours":24.048428403905994,"endHours":25.048428403905994,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:03","end":"02:03","startHours":25.048428403905994,"endHours":26.048428403905994,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:03","end":"03:03","startHours":26.048428403905994,"endHours":27.048428403905994,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:03","end":"04:03","startHours":27.048428403905994,"endHours":28.048428403905994,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:03","end":"05:03","startHours":28.048428403905994,"endHours":29.048428403905994,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:03","end":"06:03","startHours":29.048428403905994,"endHours":30.048428403905994,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:03","end":"07:03","startHours":30.048428403905994,"endHours":31.048428403905994,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Prajāpati","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.27777965563293,"eotMinutes":4.177935033572184,"ayanamsa":26.0455}},"calendars":{"vikram_samvat":2213,"vikram_samvatsara":"Śukla","saka_samvat":2078,"saka_samvatsara":"Nala","bengali_samvat":1563,"malayalam_era":1332,"nanakshahi_year":687,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Tṛtīyā · Vikram 2213 Śukla · Śaka 2078 Nala"},"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":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 15, 2156 CE · Vṛndāvana · Vidhyamitra","description":"December 15, 2156 CE for Vṛndāvana: Śukla Tṛtīyā, sūryodaya 07:03, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/2156-12-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/2156-12-15","sa":"https://sa.vidhyamitra.com/city/vrindavan/2156-12-15","hi":"https://hi.vidhyamitra.com/city/vrindavan/2156-12-15","x-default":"https://vidhyamitra.com/city/vrindavan/2156-12-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T13:39:30.913Z","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":"2026-06-01T13:39:30.913Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T13:39:30.913Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}