{"id":"vidhyamitra:city-day:vrindavan:1978-02-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1978-02-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1978-02-09","date_display":"February 9, 1978 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":1978,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443548.770833,"kali_year":5079,"ahargana":1855083.2708,"sun":{"sidereal_longitude":296.5038,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":315.9941,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.4903,"elapsed_within_tithi_degrees":7.4903},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":315.9941,"elapsed_within_degrees":9.3274},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.498},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1978,"month":2,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443548.770833,"ahargana":1855083.2708,"kali_year":5079,"ayanamsa_lahiri":23.5472,"grahas":{"sun":{"sidereal_longitude":296.38532499999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":315.44392500000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":2.4337},"mars":{"sidereal_longitude":92.01522499999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":283.707625,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":62.47362500000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":300.970325,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":124.12292500000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":168.761,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":348.761,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"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":1978,"month":2,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443548.770833,"kali_year":5079,"ahargana":1855083.2708,"sun":{"sidereal_longitude":296.5038,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":315.9941,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.4903,"elapsed_within_tithi_degrees":7.4903},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":315.9941,"elapsed_within_degrees":9.3274},"yoga":{"number":19,"name":"Parigha","sum_longitude":252.498},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.434,"elongation":19.49},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.434,"opposition_distance":160.51}},"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":"07:02","sunsetLocal":"18:06","solarNoonLocal":"12:34","dayLengthHours":11.071160994833228,"dayLengthDisplay":"11 Hours 04 Mins 16 Secs","nightLengthDisplay":"12 Hours 55 Mins 44 Secs","moonriseLocal":"08:05","moonsetLocal":"19:36","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:20","startHours":13.948330286397349,"endHours":15.332225410751501,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:02","end":"08:25","startHours":7.028854664626581,"endHours":8.412749788980735,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:48","end":"11:11","startHours":9.796644913334887,"endHours":11.180540037689042,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:59","startHours":9.612125563421001,"endHours":9.981164263248775,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:47","startHours":7.490153039411299,"endHours":7.7853839992735185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:56","startHours":12.195396462215422,"endHours":12.93347386187097,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.552699865315484,"endHours":6.290777264971033,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:02","startHours":6.106257915057146,"endHours":7.028854664626581,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:09","startHours":14.409628661182065,"endHours":15.147706060837614,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.90001565945981,"endHours":18.30001565945981,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:34","startHours":18.10001565945981,"endHours":18.56131403424453,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.85001565945981,"endHours":19.60001565945981,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:56","startHours":24.19539646221542,"endHours":24.933473861870972,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:02","end":"08:25","startHours":7.028854664626581,"endHours":8.412749788980735,"quality":"auspicious"},{"name":"Roga","start":"08:25","end":"09:48","startHours":8.412749788980735,"endHours":9.796644913334887,"quality":"inauspicious"},{"name":"Udveg","start":"09:48","end":"11:11","startHours":9.796644913334887,"endHours":11.180540037689042,"quality":"inauspicious"},{"name":"Chala","start":"11:11","end":"12:34","startHours":11.180540037689042,"endHours":12.564435162043196,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"13:57","startHours":12.564435162043196,"endHours":13.948330286397349,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:20","startHours":13.948330286397349,"endHours":15.332225410751501,"quality":"auspicious"},{"name":"Kāla","start":"15:20","end":"16:43","startHours":15.332225410751501,"endHours":16.716120535105656,"quality":"inauspicious"},{"name":"Śubha","start":"16:43","end":"18:06","startHours":16.716120535105656,"endHours":18.10001565945981,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:06","end":"19:43","startHours":18.10001565945981,"endHours":19.716120535105656,"quality":"auspicious"},{"name":"Kāla","start":"19:43","end":"21:20","startHours":19.716120535105656,"endHours":21.332225410751505,"quality":"inauspicious"},{"name":"Śubha","start":"21:20","end":"22:57","startHours":21.332225410751505,"endHours":22.94833028639735,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:34","startHours":22.94833028639735,"endHours":24.564435162043196,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"02:11","startHours":24.564435162043196,"endHours":26.180540037689042,"quality":"inauspicious"},{"name":"Chala","start":"02:11","end":"03:48","startHours":26.180540037689042,"endHours":27.796644913334887,"quality":"neutral"},{"name":"Labha","start":"03:48","end":"05:25","startHours":27.796644913334887,"endHours":29.412749788980737,"quality":"auspicious"},{"name":"Amṛta","start":"05:25","end":"07:02","startHours":29.412749788980737,"endHours":31.028854664626582,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:02","end":"08:02","startHours":7.028854664626581,"endHours":8.028854664626582,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:02","end":"09:02","startHours":8.028854664626582,"endHours":9.028854664626582,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:02","end":"10:02","startHours":9.028854664626582,"endHours":10.028854664626582,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:02","end":"11:02","startHours":10.028854664626582,"endHours":11.028854664626582,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:02","end":"12:02","startHours":11.028854664626582,"endHours":12.028854664626582,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:02","end":"13:02","startHours":12.028854664626582,"endHours":13.028854664626582,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:02","end":"14:02","startHours":13.028854664626582,"endHours":14.028854664626582,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:02","end":"15:02","startHours":14.028854664626582,"endHours":15.028854664626582,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:02","end":"16:02","startHours":15.028854664626582,"endHours":16.028854664626582,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:02","end":"17:02","startHours":16.028854664626582,"endHours":17.028854664626582,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:02","end":"18:02","startHours":17.028854664626582,"endHours":18.028854664626582,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:02","end":"19:02","startHours":18.028854664626582,"endHours":19.028854664626582,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:02","end":"20:02","startHours":19.028854664626582,"endHours":20.028854664626582,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:02","end":"21:02","startHours":20.028854664626582,"endHours":21.028854664626582,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:02","end":"22:02","startHours":21.028854664626582,"endHours":22.028854664626582,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:02","end":"23:02","startHours":22.028854664626582,"endHours":23.028854664626582,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:02","end":"00:02","startHours":23.028854664626582,"endHours":24.028854664626582,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:02","end":"01:02","startHours":24.028854664626582,"endHours":25.028854664626582,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:02","end":"02:02","startHours":25.028854664626582,"endHours":26.028854664626582,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:02","end":"03:02","startHours":26.028854664626582,"endHours":27.028854664626582,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:02","end":"04:02","startHours":27.028854664626582,"endHours":28.028854664626582,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:02","end":"05:02","startHours":28.028854664626582,"endHours":29.028854664626582,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:02","end":"06:02","startHours":29.028854664626582,"endHours":30.028854664626582,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:02","end":"07:02","startHours":30.028854664626582,"endHours":31.028854664626582,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.8338040357477,"eotMinutes":-14.503309722591807,"ayanamsa":23.5472}},"calendars":{"vikram_samvat":2035,"vikram_samvatsara":"Prajāpati","saka_samvat":1900,"saka_samvatsara":"Kālayukta","bengali_samvat":1385,"malayalam_era":1154,"nanakshahi_year":509,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Dvitīyā · Vikram 2035 Prajāpati · Śaka 1900 Kālayukta"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 February 9, 1978 CE · Vṛndāvana · Vidhyamitra","description":"February 9, 1978 CE for Vṛndāvana: Śukla Dvitīyā, sūryodaya 07:02, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1978-02-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1978-02-09","sa":"https://sa.vidhyamitra.com/city/vrindavan/1978-02-09","hi":"https://hi.vidhyamitra.com/city/vrindavan/1978-02-09","x-default":"https://vidhyamitra.com/city/vrindavan/1978-02-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T12:15:45.254Z","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":"2026-06-02T12:15:45.254Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T12:15:45.254Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}