{"id":"vidhyamitra:city-day:kolhapur:2177-09-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2177-09-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2177-09-13","date_display":"September 13, 2177 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":2177,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516448.770833,"kali_year":5279,"ahargana":1927983.2708,"sun":{"sidereal_longitude":143.2603,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":22.0974,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.8371,"elapsed_within_tithi_degrees":10.8371},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.0974,"elapsed_within_degrees":8.7641},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.3577},"karana":{"half_tithi_index":39,"name":"Taitila"},"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":2177,"month":9,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516448.770833,"ahargana":1927983.2708,"kali_year":5279,"ayanamsa_lahiri":26.3353,"grahas":{"sun":{"sidereal_longitude":144.409109,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":21.878108999999995,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":4.0462},"mars":{"sidereal_longitude":140.122709,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":151.317809,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":10.802108999999973,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":124.43690900000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":39.88890900000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":266.1682,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":86.1682,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"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":2177,"month":9,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516448.770833,"kali_year":5279,"ahargana":1927983.2708,"sun":{"sidereal_longitude":143.2603,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":22.0974,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":238.8371,"elapsed_within_tithi_degrees":10.8371},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":22.0974,"elapsed_within_degrees":8.7641},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":165.3577},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.046,"elongation":121.163},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.046,"opposition_distance":58.837}},"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":"06:20","sunsetLocal":"18:36","solarNoonLocal":"12:28","dayLengthHours":12.263211384077312,"dayLengthDisplay":"12 Hours 15 Mins 48 Secs","nightLengthDisplay":"11 Hours 44 Mins 12 Secs","moonriseLocal":"21:54","moonsetLocal":"10:42","rahuKala":{"name":"Rāhu Kāla","start":"09:24","end":"10:56","startHours":9.405412638482904,"endHours":10.93831406149257,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:00","end":"15:32","startHours":14.004116907511897,"endHours":15.537018330521562,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:20","end":"07:52","startHours":6.339609792463576,"endHours":7.87251121547324,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:37","startHours":9.201025782081615,"endHours":9.609799494884193,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.850576933466797,"endHours":7.177595903708859,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:53","startHours":12.062441771699655,"endHours":12.87998919730481,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:42","end":"05:31","startHours":4.704514941253268,"endHours":5.522062366858422,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:19","end":"06:20","startHours":5.317675510457133,"endHours":6.339609792463576,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:20","startHours":14.515084048515117,"endHours":15.332631474120271,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:24","end":"18:48","startHours":18.40282117654089,"endHours":18.80282117654089,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:36","end":"19:07","startHours":18.60282117654089,"endHours":19.11378831754411,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:21","end":"20:06","startHours":18.35282117654089,"endHours":20.10282117654089,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:53","startHours":24.062441771699653,"endHours":24.87998919730481,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:20","end":"07:52","startHours":6.339609792463576,"endHours":7.87251121547324,"quality":"inauspicious"},{"name":"Śubha","start":"07:52","end":"09:24","startHours":7.87251121547324,"endHours":9.405412638482904,"quality":"auspicious"},{"name":"Roga","start":"09:24","end":"10:56","startHours":9.405412638482904,"endHours":10.93831406149257,"quality":"inauspicious"},{"name":"Udveg","start":"10:56","end":"12:28","startHours":10.93831406149257,"endHours":12.471215484502231,"quality":"inauspicious"},{"name":"Chala","start":"12:28","end":"14:00","startHours":12.471215484502231,"endHours":14.004116907511897,"quality":"neutral"},{"name":"Labha","start":"14:00","end":"15:32","startHours":14.004116907511897,"endHours":15.537018330521562,"quality":"auspicious"},{"name":"Amṛta","start":"15:32","end":"17:04","startHours":15.537018330521562,"endHours":17.069919753531224,"quality":"auspicious"},{"name":"Kāla","start":"17:04","end":"18:36","startHours":17.069919753531224,"endHours":18.60282117654089,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:36","end":"20:04","startHours":18.60282117654089,"endHours":20.069919753531224,"quality":"auspicious"},{"name":"Amṛta","start":"20:04","end":"21:32","startHours":20.069919753531224,"endHours":21.537018330521562,"quality":"auspicious"},{"name":"Kāla","start":"21:32","end":"23:00","startHours":21.537018330521562,"endHours":23.004116907511897,"quality":"inauspicious"},{"name":"Śubha","start":"23:00","end":"00:28","startHours":23.004116907511897,"endHours":24.47121548450223,"quality":"auspicious"},{"name":"Roga","start":"00:28","end":"01:56","startHours":24.47121548450223,"endHours":25.93831406149257,"quality":"inauspicious"},{"name":"Udveg","start":"01:56","end":"03:24","startHours":25.93831406149257,"endHours":27.405412638482904,"quality":"inauspicious"},{"name":"Chala","start":"03:24","end":"04:52","startHours":27.405412638482904,"endHours":28.87251121547324,"quality":"neutral"},{"name":"Labha","start":"04:52","end":"06:20","startHours":28.87251121547324,"endHours":30.339609792463577,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:20","end":"07:20","startHours":6.339609792463576,"endHours":7.339609792463576,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:20","end":"08:20","startHours":7.339609792463576,"endHours":8.339609792463577,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:20","end":"09:20","startHours":8.339609792463577,"endHours":9.339609792463577,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:20","end":"10:20","startHours":9.339609792463577,"endHours":10.339609792463577,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:20","end":"11:20","startHours":10.339609792463577,"endHours":11.339609792463577,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:20","end":"12:20","startHours":11.339609792463577,"endHours":12.339609792463577,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:20","end":"13:20","startHours":12.339609792463577,"endHours":13.339609792463577,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:20","end":"14:20","startHours":13.339609792463577,"endHours":14.339609792463577,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:20","end":"15:20","startHours":14.339609792463577,"endHours":15.339609792463577,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:20","end":"16:20","startHours":15.339609792463577,"endHours":16.339609792463577,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:20","end":"17:20","startHours":16.339609792463577,"endHours":17.339609792463577,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:20","end":"18:20","startHours":17.339609792463577,"endHours":18.339609792463577,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:20","end":"19:20","startHours":18.339609792463577,"endHours":19.339609792463577,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:20","end":"20:20","startHours":19.339609792463577,"endHours":20.339609792463577,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:20","end":"21:20","startHours":20.339609792463577,"endHours":21.339609792463577,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:20","end":"22:20","startHours":21.339609792463577,"endHours":22.339609792463577,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:20","end":"23:20","startHours":22.339609792463577,"endHours":23.339609792463577,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:20","end":"00:20","startHours":23.339609792463577,"endHours":24.339609792463577,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:20","end":"01:20","startHours":24.339609792463577,"endHours":25.339609792463577,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:20","end":"02:20","startHours":25.339609792463577,"endHours":26.339609792463577,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:20","end":"03:20","startHours":26.339609792463577,"endHours":27.339609792463577,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:20","end":"04:20","startHours":27.339609792463577,"endHours":28.339609792463577,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:20","end":"05:20","startHours":28.339609792463577,"endHours":29.339609792463577,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:20","end":"06:20","startHours":29.339609792463577,"endHours":30.339609792463577,"planetary_lord":"Mercury"}],"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":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":3.6677637737120925,"eotMinutes":4.753870929866006,"ayanamsa":26.3353}},"calendars":{"vikram_samvat":2234,"vikram_samvatsara":"Vikṛti","saka_samvat":2099,"saka_samvatsara":"Īśvara","bengali_samvat":1584,"malayalam_era":1353,"nanakshahi_year":708,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Pañcamī · Vikram 2234 Vikṛti · Śaka 2099 Īśvara"},"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":"kolhapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 13, 2177 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 13, 2177 CE for Kolhāpur, Maharashtra: Kṛṣṇa Pañcamī, sūryodaya 06:20, sūryāsta 18:36.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2177-09-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2177-09-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/2177-09-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/2177-09-13","x-default":"https://vidhyamitra.com/city/kolhapur/2177-09-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:12:08.945Z","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":"2026-05-31T20:12:08.945Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:12:08.945Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}