{"id":"vidhyamitra:city-day:vrindavan:1978-02-04:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1978-02-04","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1978-02-04","date_display":"February 4, 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":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443543.770833,"kali_year":5079,"ahargana":1855078.2708,"sun":{"sidereal_longitude":291.4074,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":244.3111,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":312.9037,"elapsed_within_tithi_degrees":0.9037},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.3111,"elapsed_within_degrees":4.3111},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.7185},"karana":{"half_tithi_index":52,"name":"Kaulava"},"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":1978,"month":2,"day":4,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443543.770833,"ahargana":1855078.2708,"kali_year":5079,"ayanamsa_lahiri":23.547,"grahas":{"sun":{"sidereal_longitude":291.318716,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":241.56801599999994,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":4.3521},"mars":{"sidereal_longitude":93.52661599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":275.85841600000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":62.698815999999965,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":294.70021599999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":124.51811599999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":169.0259,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":349.0259,"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":4,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443543.770833,"kali_year":5079,"ahargana":1855078.2708,"sun":{"sidereal_longitude":291.4074,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":244.3111,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":312.9037,"elapsed_within_tithi_degrees":0.9037},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.3111,"elapsed_within_degrees":4.3111},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.7185},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.352,"elongation":47.096},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.352,"opposition_distance":132.904}},"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":"07:05","sunsetLocal":"18:02","solarNoonLocal":"12:33","dayLengthHours":10.955642859565815,"dayLengthDisplay":"10 Hours 57 Mins 20 Secs","nightLengthDisplay":"13 Hours 02 Mins 40 Secs","moonriseLocal":"04:04","moonsetLocal":"14:25","rahuKala":{"name":"Rāhu Kāla","start":"09:49","end":"11:11","startHours":9.81866469124177,"endHours":11.188120048687498,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:56","end":"15:18","startHours":13.927030763578951,"endHours":15.296486121024678,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:05","end":"08:27","startHours":7.079753976350316,"endHours":8.449209333796043,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"10:00","startHours":9.63607064358234,"endHours":10.0012587389012,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:32","end":"07:50","startHours":7.536239095498892,"endHours":7.82838957175398,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:12","end":"12:55","startHours":12.192387310814363,"endHours":12.922763501452083,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:21","startHours":5.619001595074875,"endHours":6.349377785712595,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:10","end":"07:05","startHours":6.166783738053165,"endHours":7.079753976350316,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.383515882727526,"endHours":15.113892073365246,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.835396835916132,"endHours":18.23539683591613,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:30","startHours":18.03539683591613,"endHours":18.491881955064706,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.78539683591613,"endHours":19.53539683591613,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:12","end":"00:55","startHours":24.192387310814365,"endHours":24.922763501452085,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:05","end":"08:27","startHours":7.079753976350316,"endHours":8.449209333796043,"quality":"inauspicious"},{"name":"Śubha","start":"08:27","end":"09:49","startHours":8.449209333796043,"endHours":9.81866469124177,"quality":"auspicious"},{"name":"Roga","start":"09:49","end":"11:11","startHours":9.81866469124177,"endHours":11.188120048687498,"quality":"inauspicious"},{"name":"Udveg","start":"11:11","end":"12:33","startHours":11.188120048687498,"endHours":12.557575406133225,"quality":"inauspicious"},{"name":"Chala","start":"12:33","end":"13:56","startHours":12.557575406133225,"endHours":13.927030763578951,"quality":"neutral"},{"name":"Labha","start":"13:56","end":"15:18","startHours":13.927030763578951,"endHours":15.296486121024678,"quality":"auspicious"},{"name":"Amṛta","start":"15:18","end":"16:40","startHours":15.296486121024678,"endHours":16.665941478470405,"quality":"auspicious"},{"name":"Kāla","start":"16:40","end":"18:02","startHours":16.665941478470405,"endHours":18.03539683591613,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:02","end":"19:40","startHours":18.03539683591613,"endHours":19.665941478470405,"quality":"auspicious"},{"name":"Amṛta","start":"19:40","end":"21:18","startHours":19.665941478470405,"endHours":21.296486121024678,"quality":"auspicious"},{"name":"Kāla","start":"21:18","end":"22:56","startHours":21.296486121024678,"endHours":22.92703076357895,"quality":"inauspicious"},{"name":"Śubha","start":"22:56","end":"00:33","startHours":22.92703076357895,"endHours":24.557575406133225,"quality":"auspicious"},{"name":"Roga","start":"00:33","end":"02:11","startHours":24.557575406133225,"endHours":26.188120048687495,"quality":"inauspicious"},{"name":"Udveg","start":"02:11","end":"03:49","startHours":26.188120048687495,"endHours":27.81866469124177,"quality":"inauspicious"},{"name":"Chala","start":"03:49","end":"05:27","startHours":27.81866469124177,"endHours":29.44920933379604,"quality":"neutral"},{"name":"Labha","start":"05:27","end":"07:05","startHours":29.44920933379604,"endHours":31.079753976350318,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:05","end":"08:05","startHours":7.079753976350316,"endHours":8.079753976350316,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:05","end":"09:05","startHours":8.079753976350316,"endHours":9.079753976350316,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:05","end":"10:05","startHours":9.079753976350316,"endHours":10.079753976350316,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:05","end":"11:05","startHours":10.079753976350316,"endHours":11.079753976350316,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:05","end":"12:05","startHours":11.079753976350316,"endHours":12.079753976350316,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:05","end":"13:05","startHours":12.079753976350316,"endHours":13.079753976350316,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:05","end":"14:05","startHours":13.079753976350316,"endHours":14.079753976350316,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:05","end":"15:05","startHours":14.079753976350316,"endHours":15.079753976350316,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:05","end":"16:05","startHours":15.079753976350316,"endHours":16.079753976350318,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:05","end":"17:05","startHours":16.079753976350318,"endHours":17.079753976350318,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:05","end":"18:05","startHours":17.079753976350318,"endHours":18.079753976350318,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:05","end":"19:05","startHours":18.079753976350318,"endHours":19.079753976350318,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:05","end":"20:05","startHours":19.079753976350318,"endHours":20.079753976350318,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:05","end":"21:05","startHours":20.079753976350318,"endHours":21.079753976350318,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:05","end":"22:05","startHours":21.079753976350318,"endHours":22.079753976350318,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:05","end":"23:05","startHours":22.079753976350318,"endHours":23.079753976350318,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:05","end":"00:05","startHours":23.079753976350318,"endHours":24.079753976350318,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:05","end":"01:05","startHours":24.079753976350318,"endHours":25.079753976350318,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:05","end":"02:05","startHours":25.079753976350318,"endHours":26.079753976350318,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:05","end":"03:05","startHours":26.079753976350318,"endHours":27.079753976350318,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:05","end":"04:05","startHours":27.079753976350318,"endHours":28.079753976350318,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:05","end":"05:05","startHours":28.079753976350318,"endHours":29.079753976350318,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:05","end":"06:05","startHours":29.079753976350318,"endHours":30.079753976350318,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:05","end":"07:05","startHours":30.079753976350318,"endHours":31.079753976350318,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Lumba","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":-16.373497324280237,"eotMinutes":-14.091724367993354,"ayanamsa":23.547}},"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 Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","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 Kṛṣṇa Dvādaśī · Vikram 2035 Prajāpati · Śaka 1900 Kālayukta"},"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":[]},"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 4, 1978 CE · Vṛndāvana · Vidhyamitra","description":"February 4, 1978 CE for Vṛndāvana: Kṛṣṇa Dvādaśī, sūryodaya 07:05, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1978-02-04","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1978-02-04","sa":"https://sa.vidhyamitra.com/city/vrindavan/1978-02-04","hi":"https://hi.vidhyamitra.com/city/vrindavan/1978-02-04","x-default":"https://vidhyamitra.com/city/vrindavan/1978-02-04"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:26:19.513Z","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":"2026-05-31T11:26:19.513Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:26:19.513Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}