{"id":"vidhyamitra:city-day:kolhapur:1872-04-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1872-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1872-04-21","date_display":"April 21, 1872 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":1872,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404904.770833,"kali_year":4974,"ahargana":1816439.2708,"sun":{"sidereal_longitude":9.5559,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":157.2015,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.6456,"elapsed_within_tithi_degrees":3.6456},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.2015,"elapsed_within_degrees":10.5348},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.7575},"karana":{"half_tithi_index":24,"name":"Kaulava"},"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":1872,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2404904.770833,"ahargana":1816439.2708,"kali_year":4974,"ayanamsa_lahiri":22.0692,"grahas":{"sun":{"sidereal_longitude":9.161909999999978,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":157.43770999999992,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false,"latitude":4.4187},"mars":{"sidereal_longitude":17.48421000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":17.257709999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":91.03251,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":7,"name":"Punarvasu","pada":4},"retrograde":false},"venus":{"sidereal_longitude":348.06201,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":270.2185099999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":56.3061,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":236.3061,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1872,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2404904.770833,"kali_year":4974,"ahargana":1816439.2708,"sun":{"sidereal_longitude":9.5559,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":157.2015,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":147.6456,"elapsed_within_tithi_degrees":3.6456},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4,"moon_longitude":157.2015,"elapsed_within_degrees":10.5348},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":166.7575},"karana":{"half_tithi_index":24,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.419,"elongation":147.646},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.419,"opposition_distance":32.354}},"eclipse_window_40days":[]},"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"kolhapur","name":"Kolhāpur, Maharashtra","lat":16.705,"lon":74.2433,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:14","sunsetLocal":"18:50","solarNoonLocal":"12:32","dayLengthHours":12.602309041983284,"dayLengthDisplay":"12 Hours 36 Mins 08 Secs","nightLengthDisplay":"11 Hours 23 Mins 52 Secs","moonriseLocal":"16:22","moonsetLocal":"04:28","rahuKala":{"name":"Rāhu Kāla","start":"17:15","end":"18:50","startHours":17.25652374339103,"endHours":18.83181237363894,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:32","end":"14:06","startHours":12.530657852647298,"endHours":14.105946482895208,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:41","end":"17:15","startHours":15.681235113143119,"endHours":17.25652374339103,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:35","startHours":9.170042108118421,"endHours":9.590119076184532,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:45","end":"07:05","startHours":6.754599541738292,"endHours":7.09066111619118,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:07","end":"12:57","startHours":12.110580884581188,"endHours":12.950734820713405,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:23","startHours":4.549195459391218,"endHours":5.389349395523436,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:14","startHours":5.179310911490381,"endHours":6.229503331655655,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:28","startHours":14.631042692977845,"endHours":15.471196629110064,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:38","end":"19:02","startHours":18.63181237363894,"endHours":19.03181237363894,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:50","end":"19:21","startHours":18.83181237363894,"endHours":19.356908583721577,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:35","end":"20:20","startHours":18.58181237363894,"endHours":20.33181237363894,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:07","end":"00:57","startHours":24.110580884581186,"endHours":24.950734820713404,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:14","end":"07:48","startHours":6.229503331655655,"endHours":7.8047919619035655,"quality":"inauspicious"},{"name":"Chala","start":"07:48","end":"09:23","startHours":7.8047919619035655,"endHours":9.380080592151476,"quality":"neutral"},{"name":"Labha","start":"09:23","end":"10:57","startHours":9.380080592151476,"endHours":10.955369222399387,"quality":"auspicious"},{"name":"Amṛta","start":"10:57","end":"12:32","startHours":10.955369222399387,"endHours":12.530657852647298,"quality":"auspicious"},{"name":"Kāla","start":"12:32","end":"14:06","startHours":12.530657852647298,"endHours":14.105946482895208,"quality":"inauspicious"},{"name":"Śubha","start":"14:06","end":"15:41","startHours":14.105946482895208,"endHours":15.681235113143119,"quality":"auspicious"},{"name":"Roga","start":"15:41","end":"17:15","startHours":15.681235113143119,"endHours":17.25652374339103,"quality":"inauspicious"},{"name":"Udveg","start":"17:15","end":"18:50","startHours":17.25652374339103,"endHours":18.83181237363894,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:50","end":"20:15","startHours":18.83181237363894,"endHours":20.25652374339103,"quality":"auspicious"},{"name":"Roga","start":"20:15","end":"21:41","startHours":20.25652374339103,"endHours":21.681235113143117,"quality":"inauspicious"},{"name":"Udveg","start":"21:41","end":"23:06","startHours":21.681235113143117,"endHours":23.105946482895206,"quality":"inauspicious"},{"name":"Chala","start":"23:06","end":"00:32","startHours":23.105946482895206,"endHours":24.5306578526473,"quality":"neutral"},{"name":"Labha","start":"00:32","end":"01:57","startHours":24.5306578526473,"endHours":25.955369222399387,"quality":"auspicious"},{"name":"Amṛta","start":"01:57","end":"03:23","startHours":25.955369222399387,"endHours":27.380080592151476,"quality":"auspicious"},{"name":"Kāla","start":"03:23","end":"04:48","startHours":27.380080592151476,"endHours":28.804791961903568,"quality":"inauspicious"},{"name":"Śubha","start":"04:48","end":"06:14","startHours":28.804791961903568,"endHours":30.229503331655657,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:14","end":"07:14","startHours":6.229503331655655,"endHours":7.229503331655655,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:14","end":"08:14","startHours":7.229503331655655,"endHours":8.229503331655655,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:14","end":"09:14","startHours":8.229503331655655,"endHours":9.229503331655655,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:14","end":"10:14","startHours":9.229503331655655,"endHours":10.229503331655655,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:14","end":"11:14","startHours":10.229503331655655,"endHours":11.229503331655655,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:14","end":"12:14","startHours":11.229503331655655,"endHours":12.229503331655655,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:14","end":"13:14","startHours":12.229503331655655,"endHours":13.229503331655655,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:14","end":"14:14","startHours":13.229503331655655,"endHours":14.229503331655655,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:14","end":"15:14","startHours":14.229503331655655,"endHours":15.229503331655655,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:14","end":"16:14","startHours":15.229503331655655,"endHours":16.229503331655657,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:14","end":"17:14","startHours":16.229503331655657,"endHours":17.229503331655657,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:14","end":"18:14","startHours":17.229503331655657,"endHours":18.229503331655657,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:14","end":"19:14","startHours":18.229503331655657,"endHours":19.229503331655657,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:14","end":"20:14","startHours":19.229503331655657,"endHours":20.229503331655657,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:14","end":"21:14","startHours":20.229503331655657,"endHours":21.229503331655657,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:14","end":"22:14","startHours":21.229503331655657,"endHours":22.229503331655657,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:14","end":"23:14","startHours":22.229503331655657,"endHours":23.229503331655657,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:14","end":"00:14","startHours":23.229503331655657,"endHours":24.229503331655657,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:14","end":"01:14","startHours":24.229503331655657,"endHours":25.229503331655657,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:14","end":"02:14","startHours":25.229503331655657,"endHours":26.229503331655657,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:14","end":"03:14","startHours":26.229503331655657,"endHours":27.229503331655657,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:14","end":"04:14","startHours":27.229503331655657,"endHours":28.229503331655657,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:14","end":"05:14","startHours":28.229503331655657,"endHours":29.229503331655657,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:14","end":"06:14","startHours":29.229503331655657,"endHours":30.229503331655657,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"West (Paścim)","chandraVasa":"North-West","rahuVasa":"North-East","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":11.900975747926859,"eotMinutes":1.1873288411622274,"ayanamsa":22.0692}},"calendars":{"vikram_samvat":1929,"vikram_samvatsara":"Pārthiva","saka_samvat":1794,"saka_samvatsara":"Aṅgirasa","bengali_samvat":1279,"malayalam_era":1048,"nanakshahi_year":403,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Trayodaśī · Vikram 1929 Pārthiva · Śaka 1794 Aṅgirasa"},"festivals":[{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"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":"kolhapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 21, 1872 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 21, 1872 CE for Kolhāpur, Maharashtra: Śukla Trayodaśī, sūryodaya 06:14, sūryāsta 18:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1872-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1872-04-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/1872-04-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/1872-04-21","x-default":"https://vidhyamitra.com/city/kolhapur/1872-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T10:09:34.968Z","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":"2026-06-02T10:09:34.968Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T10:09:34.968Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}