{"id":"vidhyamitra:city-day:kolhapur:2012-10-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2012-10-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-10-21","date_display":"October 21, 2012 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":2012,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456221.770833,"kali_year":5114,"ahargana":1867756.2708,"sun":{"sidereal_longitude":183.2635,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":256.1113,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.8478,"elapsed_within_tithi_degrees":0.8478},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":256.1113,"elapsed_within_degrees":2.7779},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.3748},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2012,"month":10,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456221.770833,"ahargana":1867756.2708,"kali_year":5114,"ayanamsa_lahiri":24.0319,"grahas":{"sun":{"sidereal_longitude":184.01542300000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":259.83832299999995,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false,"latitude":2.8196},"mars":{"sidereal_longitude":225.791923,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":207.16562299999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":51.532623,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":146.77752299999997,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":187.512523,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":217.2845,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":37.2845,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"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":2012,"month":10,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456221.770833,"kali_year":5114,"ahargana":1867756.2708,"sun":{"sidereal_longitude":183.2635,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":256.1113,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.8478,"elapsed_within_tithi_degrees":0.8478},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":256.1113,"elapsed_within_degrees":2.7779},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":79.3748},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.82,"elongation":72.848},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.82,"opposition_distance":107.152}},"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":"06:27","sunsetLocal":"18:08","solarNoonLocal":"12:17","dayLengthHours":11.681485171261045,"dayLengthDisplay":"11 Hours 40 Mins 53 Secs","nightLengthDisplay":"12 Hours 19 Mins 07 Secs","moonriseLocal":"11:47","moonsetLocal":"22:54","rahuKala":{"name":"Rāhu Kāla","start":"16:40","end":"18:08","startHours":16.667179929777813,"endHours":18.127365576185444,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:17","end":"13:45","startHours":12.286622990554921,"endHours":13.746808636962552,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:12","end":"16:40","startHours":15.206994283370182,"endHours":16.667179929777813,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:34","startHours":9.171560278218642,"endHours":9.560943117260676,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:56","end":"07:15","startHours":6.932608953726941,"endHours":7.244115224960569,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:41","startHours":11.897240151512886,"endHours":12.676005829596956,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:53","end":"05:40","startHours":4.888349048756258,"endHours":5.667114726840328,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:28","end":"06:27","startHours":5.4724233073193105,"endHours":6.445880404924398,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"15:01","startHours":14.233537185765094,"endHours":15.012302863849163,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:56","end":"18:20","startHours":17.927365576185444,"endHours":18.327365576185443,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:08","end":"18:37","startHours":18.127365576185444,"endHours":18.614094124987986,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:53","end":"19:38","startHours":17.877365576185444,"endHours":19.627365576185444,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:41","startHours":23.897240151512886,"endHours":24.676005829596956,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:27","end":"07:54","startHours":6.445880404924398,"endHours":7.906066051332028,"quality":"inauspicious"},{"name":"Chala","start":"07:54","end":"09:22","startHours":7.906066051332028,"endHours":9.36625169773966,"quality":"neutral"},{"name":"Labha","start":"09:22","end":"10:50","startHours":9.36625169773966,"endHours":10.82643734414729,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:17","startHours":10.82643734414729,"endHours":12.286622990554921,"quality":"auspicious"},{"name":"Kāla","start":"12:17","end":"13:45","startHours":12.286622990554921,"endHours":13.746808636962552,"quality":"inauspicious"},{"name":"Śubha","start":"13:45","end":"15:12","startHours":13.746808636962552,"endHours":15.206994283370182,"quality":"auspicious"},{"name":"Roga","start":"15:12","end":"16:40","startHours":15.206994283370182,"endHours":16.667179929777813,"quality":"inauspicious"},{"name":"Udveg","start":"16:40","end":"18:08","startHours":16.667179929777813,"endHours":18.127365576185444,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:08","end":"19:40","startHours":18.127365576185444,"endHours":19.667179929777813,"quality":"auspicious"},{"name":"Roga","start":"19:40","end":"21:12","startHours":19.667179929777813,"endHours":21.206994283370182,"quality":"inauspicious"},{"name":"Udveg","start":"21:12","end":"22:45","startHours":21.206994283370182,"endHours":22.74680863696255,"quality":"inauspicious"},{"name":"Chala","start":"22:45","end":"00:17","startHours":22.74680863696255,"endHours":24.28662299055492,"quality":"neutral"},{"name":"Labha","start":"00:17","end":"01:50","startHours":24.28662299055492,"endHours":25.82643734414729,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:22","startHours":25.82643734414729,"endHours":27.36625169773966,"quality":"auspicious"},{"name":"Kāla","start":"03:22","end":"04:54","startHours":27.36625169773966,"endHours":28.90606605133203,"quality":"inauspicious"},{"name":"Śubha","start":"04:54","end":"06:27","startHours":28.90606605133203,"endHours":30.4458804049244,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:27","end":"07:27","startHours":6.445880404924398,"endHours":7.445880404924398,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:27","end":"08:27","startHours":7.445880404924398,"endHours":8.445880404924399,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:27","end":"09:27","startHours":8.445880404924399,"endHours":9.445880404924399,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:27","end":"10:27","startHours":9.445880404924399,"endHours":10.445880404924399,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:27","end":"11:27","startHours":10.445880404924399,"endHours":11.445880404924399,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:27","end":"12:27","startHours":11.445880404924399,"endHours":12.445880404924399,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:27","end":"13:27","startHours":12.445880404924399,"endHours":13.445880404924399,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:27","end":"14:27","startHours":13.445880404924399,"endHours":14.445880404924399,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:27","end":"15:27","startHours":14.445880404924399,"endHours":15.445880404924399,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:27","end":"16:27","startHours":15.445880404924399,"endHours":16.4458804049244,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:27","end":"17:27","startHours":16.4458804049244,"endHours":17.4458804049244,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:27","end":"18:27","startHours":17.4458804049244,"endHours":18.4458804049244,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:27","end":"19:27","startHours":18.4458804049244,"endHours":19.4458804049244,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:27","end":"20:27","startHours":19.4458804049244,"endHours":20.4458804049244,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:27","end":"21:27","startHours":20.4458804049244,"endHours":21.4458804049244,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:27","end":"22:27","startHours":21.4458804049244,"endHours":22.4458804049244,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:27","end":"23:27","startHours":22.4458804049244,"endHours":23.4458804049244,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:27","end":"00:27","startHours":23.4458804049244,"endHours":24.4458804049244,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:27","end":"01:27","startHours":24.4458804049244,"endHours":25.4458804049244,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:27","end":"02:27","startHours":25.4458804049244,"endHours":26.4458804049244,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:27","end":"03:27","startHours":26.4458804049244,"endHours":27.4458804049244,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:27","end":"04:27","startHours":27.4458804049244,"endHours":28.4458804049244,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:27","end":"05:27","startHours":28.4458804049244,"endHours":29.4458804049244,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:27","end":"06:27","startHours":29.4458804049244,"endHours":30.4458804049244,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","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":"West (Paścim)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-10.778579669811402,"eotMinutes":15.829420566704727,"ayanamsa":24.0319}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Saptamī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi":"Tulā"},"precedence":5}],"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 October 21, 2012 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"October 21, 2012 CE for Kolhāpur, Maharashtra: Śukla Saptamī, sūryodaya 06:27, sūryāsta 18:08.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2012-10-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2012-10-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/2012-10-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/2012-10-21","x-default":"https://vidhyamitra.com/city/kolhapur/2012-10-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T21:26:42.061Z","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":"2026-05-15T21:26:42.061Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T21:26:42.061Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}