{"id":"vidhyamitra:city-day:badrinath:1981-02-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/badrinath/1981-02-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-28","date_display":"February 28, 1981 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":1981,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444663.770833,"kali_year":5082,"ahargana":1856198.2708,"sun":{"sidereal_longitude":315.9741,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":238.6234,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.6492,"elapsed_within_tithi_degrees":6.6492},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":238.6234,"elapsed_within_degrees":11.9567},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5975},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1981,"month":2,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444663.770833,"ahargana":1856198.2708,"kali_year":5082,"ayanamsa_lahiri":23.5898,"grahas":{"sun":{"sidereal_longitude":315.7791239999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":236.71432400000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false,"latitude":3.4987},"mars":{"sidereal_longitude":323.334124,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":296.820324,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":165.07972399999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":306.45462399999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":164.61352399999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":109.683,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":289.683,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1981,"month":2,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444663.770833,"kali_year":5082,"ahargana":1856198.2708,"sun":{"sidereal_longitude":315.9741,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":238.6234,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":282.6492,"elapsed_within_tithi_degrees":6.6492},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4,"moon_longitude":238.6234,"elapsed_within_degrees":11.9567},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.5975},"karana":{"half_tithi_index":47,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.499,"elongation":77.351},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.499,"opposition_distance":102.649}},"eclipse_window_40days":[]},"city":{"slug":"badrinath","name":"Badarīnāth","lat":30.7433,"lon":79.4938,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha","elevation_m":3133},"tier2":{"city":{"slug":"badrinath","name":"Badarīnāth","lat":30.7433,"lon":79.4938,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha","elevation_m":3133},"sunriseLocal":"06:41","sunsetLocal":"18:10","solarNoonLocal":"12:25","dayLengthHours":11.487010437608134,"dayLengthDisplay":"11 Hours 29 Mins 13 Secs","nightLengthDisplay":"12 Hours 30 Mins 47 Secs","moonriseLocal":"02:05","moonsetLocal":"12:13","rahuKala":{"name":"Rāhu Kāla","start":"09:33","end":"10:59","startHours":9.549045037698423,"endHours":10.984921342399439,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:51","end":"15:18","startHours":13.856673951801472,"endHours":15.29255025650249,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:41","end":"08:07","startHours":6.677292428296389,"endHours":8.113168732997405,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:21","end":"09:44","startHours":9.357594863738287,"endHours":9.740495211658558,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:28","startHours":7.155917863196728,"endHours":7.462238141532945,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:48","startHours":12.037897299180186,"endHours":12.803697995020729,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:09","end":"05:55","startHours":5.145691036615304,"endHours":5.911491732455847,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:41","startHours":5.720041558495711,"endHours":6.677292428296389,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:20","end":"15:06","startHours":14.335299386701813,"endHours":15.101100082542356,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.964302865904525,"endHours":18.364302865904524,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:39","startHours":18.164302865904524,"endHours":18.64292830080486,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.914302865904524,"endHours":19.664302865904524,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:48","startHours":24.037897299180187,"endHours":24.803697995020727,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:41","end":"08:07","startHours":6.677292428296389,"endHours":8.113168732997405,"quality":"inauspicious"},{"name":"Śubha","start":"08:07","end":"09:33","startHours":8.113168732997405,"endHours":9.549045037698423,"quality":"auspicious"},{"name":"Roga","start":"09:33","end":"10:59","startHours":9.549045037698423,"endHours":10.984921342399439,"quality":"inauspicious"},{"name":"Udveg","start":"10:59","end":"12:25","startHours":10.984921342399439,"endHours":12.420797647100457,"quality":"inauspicious"},{"name":"Chala","start":"12:25","end":"13:51","startHours":12.420797647100457,"endHours":13.856673951801472,"quality":"neutral"},{"name":"Labha","start":"13:51","end":"15:18","startHours":13.856673951801472,"endHours":15.29255025650249,"quality":"auspicious"},{"name":"Amṛta","start":"15:18","end":"16:44","startHours":15.29255025650249,"endHours":16.728426561203506,"quality":"auspicious"},{"name":"Kāla","start":"16:44","end":"18:10","startHours":16.728426561203506,"endHours":18.164302865904524,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:10","end":"19:44","startHours":18.164302865904524,"endHours":19.728426561203506,"quality":"auspicious"},{"name":"Amṛta","start":"19:44","end":"21:18","startHours":19.728426561203506,"endHours":21.29255025650249,"quality":"auspicious"},{"name":"Kāla","start":"21:18","end":"22:51","startHours":21.29255025650249,"endHours":22.856673951801476,"quality":"inauspicious"},{"name":"Śubha","start":"22:51","end":"00:25","startHours":22.856673951801476,"endHours":24.420797647100457,"quality":"auspicious"},{"name":"Roga","start":"00:25","end":"01:59","startHours":24.420797647100457,"endHours":25.98492134239944,"quality":"inauspicious"},{"name":"Udveg","start":"01:59","end":"03:33","startHours":25.98492134239944,"endHours":27.549045037698423,"quality":"inauspicious"},{"name":"Chala","start":"03:33","end":"05:07","startHours":27.549045037698423,"endHours":29.11316873299741,"quality":"neutral"},{"name":"Labha","start":"05:07","end":"06:41","startHours":29.11316873299741,"endHours":30.67729242829639,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:41","end":"07:41","startHours":6.677292428296389,"endHours":7.677292428296389,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:41","end":"08:41","startHours":7.677292428296389,"endHours":8.67729242829639,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:41","end":"09:41","startHours":8.67729242829639,"endHours":9.67729242829639,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:41","end":"10:41","startHours":9.67729242829639,"endHours":10.67729242829639,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:41","end":"11:41","startHours":10.67729242829639,"endHours":11.67729242829639,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:41","end":"12:41","startHours":11.67729242829639,"endHours":12.67729242829639,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:41","end":"13:41","startHours":12.67729242829639,"endHours":13.67729242829639,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:41","end":"14:41","startHours":13.67729242829639,"endHours":14.67729242829639,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:41","end":"15:41","startHours":14.67729242829639,"endHours":15.67729242829639,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:41","end":"16:41","startHours":15.67729242829639,"endHours":16.67729242829639,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:41","end":"17:41","startHours":16.67729242829639,"endHours":17.67729242829639,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:41","end":"18:41","startHours":17.67729242829639,"endHours":18.67729242829639,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:41","end":"19:41","startHours":18.67729242829639,"endHours":19.67729242829639,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:41","end":"20:41","startHours":19.67729242829639,"endHours":20.67729242829639,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:41","end":"21:41","startHours":20.67729242829639,"endHours":21.67729242829639,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:41","end":"22:41","startHours":21.67729242829639,"endHours":22.67729242829639,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:41","end":"23:41","startHours":22.67729242829639,"endHours":23.67729242829639,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:41","end":"00:41","startHours":23.67729242829639,"endHours":24.67729242829639,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:41","end":"01:41","startHours":24.67729242829639,"endHours":25.67729242829639,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:41","end":"02:41","startHours":25.67729242829639,"endHours":26.67729242829639,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:41","end":"03:41","startHours":26.67729242829639,"endHours":27.67729242829639,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:41","end":"04:41","startHours":27.67729242829639,"endHours":28.67729242829639,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:41","end":"05:41","startHours":28.67729242829639,"endHours":29.67729242829639,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:41","end":"06:41","startHours":29.67729242829639,"endHours":30.67729242829639,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.055991059594641,"eotMinutes":-13.223058826027486,"ayanamsa":23.5898}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","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 Navamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Jyeṣṭhā","url":"/day/-3137-10-20","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"badrinath"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 28, 1981 CE · Badarīnāth · Vidhyamitra","description":"February 28, 1981 CE for Badarīnāth: Kṛṣṇa Navamī, sūryodaya 06:41, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/badrinath/1981-02-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/badrinath/1981-02-28","sa":"https://sa.vidhyamitra.com/city/badrinath/1981-02-28","hi":"https://hi.vidhyamitra.com/city/badrinath/1981-02-28","x-default":"https://vidhyamitra.com/city/badrinath/1981-02-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T08:07:21.007Z","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":"2026-05-31T08:07:21.007Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T08:07:21.007Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}