{"id":"vidhyamitra:city-day:vrindavan:1961-07-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1961-07-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1961-07-16","date_display":"July 16, 1961 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":1961,"month":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437496.770833,"kali_year":5063,"ahargana":1849031.2708,"sun":{"sidereal_longitude":89.6115,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":128.3619,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.7505,"elapsed_within_tithi_degrees":2.7505},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.3619,"elapsed_within_degrees":8.3619},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.9734},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1961,"month":7,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2437496.770833,"ahargana":1849031.2708,"kali_year":5063,"ayanamsa_lahiri":23.3157,"grahas":{"sun":{"sidereal_longitude":89.95755600000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":125.29125599999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false,"latitude":-0.0834},"mars":{"sidereal_longitude":137.385356,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":70.668856,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":280.79765599999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"venus":{"sidereal_longitude":46.59385600000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":274.132756,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":129.4251,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":309.4251,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1961,"month":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437496.770833,"kali_year":5063,"ahargana":1849031.2708,"sun":{"sidereal_longitude":89.6115,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":128.3619,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":38.7505,"elapsed_within_tithi_degrees":2.7505},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":128.3619,"elapsed_within_degrees":8.3619},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.9734},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.083,"elongation":38.75},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.083,"opposition_distance":141.25}},"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":"05:34","sunsetLocal":"19:16","solarNoonLocal":"12:25","dayLengthHours":13.714198272412702,"dayLengthDisplay":"13 Hours 42 Mins 51 Secs","nightLengthDisplay":"10 Hours 17 Mins 09 Secs","moonriseLocal":"08:18","moonsetLocal":"21:14","rahuKala":{"name":"Rāhu Kāla","start":"17:34","end":"19:16","startHours":17.560250029092714,"endHours":19.2745248131443,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:25","end":"14:08","startHours":12.417425676937949,"endHours":14.131700460989538,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:51","end":"17:34","startHours":15.845975245041124,"endHours":17.560250029092714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:13","startHours":8.760306137627897,"endHours":9.217446080041652,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:30","startHours":6.131751468748795,"endHours":6.4974634226798,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:52","startHours":11.960285734524192,"endHours":12.874565619351706,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:44","end":"04:39","startHours":3.731766771076572,"endHours":4.646046655904086,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:25","end":"05:34","startHours":4.417476684697207,"endHours":5.560326540731599,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:42","end":"15:37","startHours":14.703125389006733,"endHours":15.617405273834246,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.0745248131443,"endHours":19.4745248131443,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.2745248131443,"endHours":19.845949741161498,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.0245248131443,"endHours":20.7745248131443,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:52","startHours":23.96028573452419,"endHours":24.874565619351706,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:34","end":"07:16","startHours":5.560326540731599,"endHours":7.274601324783187,"quality":"inauspicious"},{"name":"Chala","start":"07:16","end":"08:59","startHours":7.274601324783187,"endHours":8.988876108834774,"quality":"neutral"},{"name":"Labha","start":"08:59","end":"10:42","startHours":8.988876108834774,"endHours":10.703150892886363,"quality":"auspicious"},{"name":"Amṛta","start":"10:42","end":"12:25","startHours":10.703150892886363,"endHours":12.417425676937949,"quality":"auspicious"},{"name":"Kāla","start":"12:25","end":"14:08","startHours":12.417425676937949,"endHours":14.131700460989538,"quality":"inauspicious"},{"name":"Śubha","start":"14:08","end":"15:51","startHours":14.131700460989538,"endHours":15.845975245041124,"quality":"auspicious"},{"name":"Roga","start":"15:51","end":"17:34","startHours":15.845975245041124,"endHours":17.560250029092714,"quality":"inauspicious"},{"name":"Udveg","start":"17:34","end":"19:16","startHours":17.560250029092714,"endHours":19.2745248131443,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"19:16","end":"20:34","startHours":19.2745248131443,"endHours":20.560250029092714,"quality":"auspicious"},{"name":"Roga","start":"20:34","end":"21:51","startHours":20.560250029092714,"endHours":21.845975245041124,"quality":"inauspicious"},{"name":"Udveg","start":"21:51","end":"23:08","startHours":21.845975245041124,"endHours":23.131700460989535,"quality":"inauspicious"},{"name":"Chala","start":"23:08","end":"00:25","startHours":23.131700460989535,"endHours":24.41742567693795,"quality":"neutral"},{"name":"Labha","start":"00:25","end":"01:42","startHours":24.41742567693795,"endHours":25.703150892886363,"quality":"auspicious"},{"name":"Amṛta","start":"01:42","end":"02:59","startHours":25.703150892886363,"endHours":26.988876108834774,"quality":"auspicious"},{"name":"Kāla","start":"02:59","end":"04:16","startHours":26.988876108834774,"endHours":28.274601324783184,"quality":"inauspicious"},{"name":"Śubha","start":"04:16","end":"05:34","startHours":28.274601324783184,"endHours":29.560326540731598,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.560326540731599,"endHours":6.560326540731599,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.560326540731599,"endHours":7.560326540731599,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.560326540731599,"endHours":8.560326540731598,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.560326540731598,"endHours":9.560326540731598,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.560326540731598,"endHours":10.560326540731598,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.560326540731598,"endHours":11.560326540731598,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.560326540731598,"endHours":12.560326540731598,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.560326540731598,"endHours":13.560326540731598,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.560326540731598,"endHours":14.560326540731598,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.560326540731598,"endHours":15.560326540731598,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.560326540731598,"endHours":16.560326540731598,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.560326540731598,"endHours":17.560326540731598,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.560326540731598,"endHours":18.560326540731598,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.560326540731598,"endHours":19.560326540731598,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.560326540731598,"endHours":20.560326540731598,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.560326540731598,"endHours":21.560326540731598,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.560326540731598,"endHours":22.560326540731598,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.560326540731598,"endHours":23.560326540731598,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.560326540731598,"endHours":24.560326540731598,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.560326540731598,"endHours":25.560326540731598,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.560326540731598,"endHours":26.560326540731598,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.560326540731598,"endHours":27.560326540731598,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.560326540731598,"endHours":28.560326540731598,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.560326540731598,"endHours":29.560326540731598,"planetary_lord":"Jupiter"}],"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","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":21.43031384414146,"eotMinutes":-5.682740616276977,"ayanamsa":23.3157}},"calendars":{"vikram_samvat":2018,"vikram_samvatsara":"Ānanda","saka_samvat":1883,"saka_samvatsara":"Plava","bengali_samvat":1368,"malayalam_era":1137,"nanakshahi_year":492,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Caturthī · Vikram 2018 Ānanda · Śaka 1883 Plava"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi_ingress":"Karka"},"precedence":2},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 July 16, 1961 CE · Vṛndāvana · Vidhyamitra","description":"July 16, 1961 CE for Vṛndāvana: Śukla Caturthī, sūryodaya 05:34, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1961-07-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1961-07-16","sa":"https://sa.vidhyamitra.com/city/vrindavan/1961-07-16","hi":"https://hi.vidhyamitra.com/city/vrindavan/1961-07-16","x-default":"https://vidhyamitra.com/city/vrindavan/1961-07-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T13:10:59.321Z","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":"2026-06-02T13:10:59.321Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T13:10:59.321Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}