{"id":"vidhyamitra:city-day:kolhapur:1860-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1860-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1860-04-13","date_display":"April 13, 1860 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":1860,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400513.770833,"kali_year":4961,"ahargana":1812048.2708,"sun":{"sidereal_longitude":1.8765,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":269.5151,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.6386,"elapsed_within_tithi_degrees":3.6386},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.5151,"elapsed_within_degrees":2.8484},"yoga":{"number":21,"name":"Siddha","sum_longitude":271.3917},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1860,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2400513.770833,"ahargana":1812048.2708,"kali_year":4961,"ayanamsa_lahiri":21.9012,"grahas":{"sun":{"sidereal_longitude":1.4234779999999887,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":271.185878,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-1.4969},"mars":{"sidereal_longitude":260.844378,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":347.153378,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":86.09817800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"venus":{"sidereal_longitude":46.89637800000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":118.42527799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":288.9624,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":108.9624,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1860,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400513.770833,"kali_year":4961,"ahargana":1812048.2708,"sun":{"sidereal_longitude":1.8765,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":269.5151,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":267.6386,"elapsed_within_tithi_degrees":3.6386},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.5151,"elapsed_within_degrees":2.8484},"yoga":{"number":21,"name":"Siddha","sum_longitude":271.3917},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.497,"elongation":92.361},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.497,"opposition_distance":87.639}},"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":"06:19","sunsetLocal":"18:48","solarNoonLocal":"12:34","dayLengthHours":12.48335201311361,"dayLengthDisplay":"12 Hours 29 Mins 00 Secs","nightLengthDisplay":"11 Hours 31 Mins 00 Secs","moonriseLocal":"00:57","moonsetLocal":"12:08","rahuKala":{"name":"Rāhu Kāla","start":"11:00","end":"12:34","startHours":11.002857845522538,"endHours":12.563276847161738,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:41","end":"17:15","startHours":15.68411485044014,"endHours":17.244533852079343,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:53","end":"09:27","startHours":7.8820198422441345,"endHours":9.442438843883336,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:39","startHours":9.23438297699811,"endHours":9.650494710768562,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:10","startHours":6.841740507818001,"endHours":7.174629894834363,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:59","startHours":12.147165113391285,"endHours":12.979388580932191,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:39","end":"05:29","startHours":4.657153905523119,"endHours":5.489377373064026,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:17","end":"06:19","startHours":5.281321506178799,"endHours":6.321600840604933,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:29","startHours":14.643835516014008,"endHours":15.476058983554916,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.604952853718544,"endHours":19.004952853718542,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:20","startHours":18.804952853718543,"endHours":19.32509252093161,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.554952853718543,"endHours":20.304952853718543,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:59","startHours":24.147165113391285,"endHours":24.97938858093219,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:19","end":"07:53","startHours":6.321600840604933,"endHours":7.8820198422441345,"quality":"neutral"},{"name":"Labha","start":"07:53","end":"09:27","startHours":7.8820198422441345,"endHours":9.442438843883336,"quality":"auspicious"},{"name":"Amṛta","start":"09:27","end":"11:00","startHours":9.442438843883336,"endHours":11.002857845522538,"quality":"auspicious"},{"name":"Kāla","start":"11:00","end":"12:34","startHours":11.002857845522538,"endHours":12.563276847161738,"quality":"inauspicious"},{"name":"Śubha","start":"12:34","end":"14:07","startHours":12.563276847161738,"endHours":14.123695848800939,"quality":"auspicious"},{"name":"Roga","start":"14:07","end":"15:41","startHours":14.123695848800939,"endHours":15.68411485044014,"quality":"inauspicious"},{"name":"Udveg","start":"15:41","end":"17:15","startHours":15.68411485044014,"endHours":17.244533852079343,"quality":"inauspicious"},{"name":"Chala","start":"17:15","end":"18:48","startHours":17.244533852079343,"endHours":18.804952853718543,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:48","end":"20:15","startHours":18.804952853718543,"endHours":20.244533852079343,"quality":"inauspicious"},{"name":"Udveg","start":"20:15","end":"21:41","startHours":20.244533852079343,"endHours":21.68411485044014,"quality":"inauspicious"},{"name":"Chala","start":"21:41","end":"23:07","startHours":21.68411485044014,"endHours":23.12369584880094,"quality":"neutral"},{"name":"Labha","start":"23:07","end":"00:34","startHours":23.12369584880094,"endHours":24.563276847161738,"quality":"auspicious"},{"name":"Amṛta","start":"00:34","end":"02:00","startHours":24.563276847161738,"endHours":26.002857845522538,"quality":"auspicious"},{"name":"Kāla","start":"02:00","end":"03:27","startHours":26.002857845522538,"endHours":27.442438843883338,"quality":"inauspicious"},{"name":"Śubha","start":"03:27","end":"04:53","startHours":27.442438843883338,"endHours":28.882019842244134,"quality":"auspicious"},{"name":"Roga","start":"04:53","end":"06:19","startHours":28.882019842244134,"endHours":30.321600840604933,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:19","end":"07:19","startHours":6.321600840604933,"endHours":7.321600840604933,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:19","end":"08:19","startHours":7.321600840604933,"endHours":8.321600840604933,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:19","end":"09:19","startHours":8.321600840604933,"endHours":9.321600840604933,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:19","end":"10:19","startHours":9.321600840604933,"endHours":10.321600840604933,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:19","end":"11:19","startHours":10.321600840604933,"endHours":11.321600840604933,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:19","end":"12:19","startHours":11.321600840604933,"endHours":12.321600840604933,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:19","end":"13:19","startHours":12.321600840604933,"endHours":13.321600840604933,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:19","end":"14:19","startHours":13.321600840604933,"endHours":14.321600840604933,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:19","end":"15:19","startHours":14.321600840604933,"endHours":15.321600840604933,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:19","end":"16:19","startHours":15.321600840604933,"endHours":16.321600840604933,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:19","end":"17:19","startHours":16.321600840604933,"endHours":17.321600840604933,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:19","end":"18:19","startHours":17.321600840604933,"endHours":18.321600840604933,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:19","end":"19:19","startHours":18.321600840604933,"endHours":19.321600840604933,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:19","end":"20:19","startHours":19.321600840604933,"endHours":20.321600840604933,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:19","end":"21:19","startHours":20.321600840604933,"endHours":21.321600840604933,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:19","end":"22:19","startHours":21.321600840604933,"endHours":22.321600840604933,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:19","end":"23:19","startHours":22.321600840604933,"endHours":23.321600840604933,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:19","end":"00:19","startHours":23.321600840604933,"endHours":24.321600840604933,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:19","end":"01:19","startHours":24.321600840604933,"endHours":25.321600840604933,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:19","end":"02:19","startHours":25.321600840604933,"endHours":26.321600840604933,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:19","end":"03:19","startHours":26.321600840604933,"endHours":27.321600840604933,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:19","end":"04:19","startHours":27.321600840604933,"endHours":28.321600840604933,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:19","end":"05:19","startHours":28.321600840604933,"endHours":29.321600840604933,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:19","end":"06:19","startHours":29.321600840604933,"endHours":30.321600840604933,"planetary_lord":"Mars"}],"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","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":9.060575858433314,"eotMinutes":-0.7698108297043191,"ayanamsa":21.9012}},"calendars":{"vikram_samvat":1917,"vikram_samvatsara":"Śrīmukha","saka_samvat":1782,"saka_samvatsara":"Raudra","bengali_samvat":1267,"malayalam_era":1036,"nanakshahi_year":391,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","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":"Vaiśākha Kṛṣṇa Aṣṭamī · Vikram 1917 Śrīmukha · Śaka 1782 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"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 13, 1860 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 13, 1860 CE for Kolhāpur, Maharashtra: Kṛṣṇa Aṣṭamī, sūryodaya 06:19, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1860-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1860-04-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/1860-04-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/1860-04-13","x-default":"https://vidhyamitra.com/city/kolhapur/1860-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:01:34.275Z","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":"2026-06-01T04:01:34.275Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:01:34.275Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}