{"id":"vidhyamitra:city-day:kolhapur:2139-09-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2139-09-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2139-09-21","date_display":"September 21, 2139 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":2139,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502576.770833,"kali_year":5241,"ahargana":1914111.2708,"sun":{"sidereal_longitude":150.873,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":126.6185,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":335.7455,"elapsed_within_tithi_degrees":11.7455},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":126.6185,"elapsed_within_degrees":6.6185},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.4915},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2139,"month":9,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502576.770833,"ahargana":1914111.2708,"kali_year":5241,"ayanamsa_lahiri":25.8048,"grahas":{"sun":{"sidereal_longitude":151.94602199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":127.977822,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false,"latitude":-1.9318},"mars":{"sidereal_longitude":106.12732199999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":176.38052199999993,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":274.641122,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":169.10012200000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":284.36192200000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":281.1735,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.1735,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2139,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502576.770833,"kali_year":5241,"ahargana":1914111.2708,"sun":{"sidereal_longitude":150.873,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":126.6185,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":28,"name":"Trayodaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Trayodaśī","elongation_degrees":335.7455,"elapsed_within_tithi_degrees":11.7455},"nakshatra":{"number":10,"name":"Maghā","pada":2,"moon_longitude":126.6185,"elapsed_within_degrees":6.6185},"yoga":{"number":21,"name":"Siddha","sum_longitude":277.4915},"karana":{"half_tithi_index":55,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.932,"elongation":24.254},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.932,"opposition_distance":155.746}},"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":"06:21","sunsetLocal":"18:30","solarNoonLocal":"12:25","dayLengthHours":12.151771599550898,"dayLengthDisplay":"12 Hours 09 Mins 06 Secs","nightLengthDisplay":"11 Hours 50 Mins 54 Secs","moonriseLocal":"04:35","moonsetLocal":"17:04","rahuKala":{"name":"Rāhu Kāla","start":"07:52","end":"09:23","startHours":7.864990193456136,"endHours":9.3839616434,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:25","startHours":10.902933093343862,"endHours":12.421904543287724,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:56","end":"15:28","startHours":13.940875993231586,"endHours":15.459847443175448,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.181432116740817,"endHours":9.58649117005918,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.852342560160228,"endHours":7.176389802814918,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.016845489969361,"endHours":12.826963596606086,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:32","startHours":4.7257825302388206,"endHours":5.535900636875548,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.3333711102163655,"endHours":6.346018743512274,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:15","startHours":14.447199809879539,"endHours":15.257317916516266,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:18","end":"18:42","startHours":18.297790343063173,"endHours":18.697790343063172,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:30","end":"19:00","startHours":18.497790343063173,"endHours":19.004114159711126,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:15","end":"20:00","startHours":18.247790343063173,"endHours":19.997790343063173,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.01684548996936,"endHours":24.826963596606088,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:21","end":"07:52","startHours":6.346018743512274,"endHours":7.864990193456136,"quality":"auspicious"},{"name":"Kāla","start":"07:52","end":"09:23","startHours":7.864990193456136,"endHours":9.3839616434,"quality":"inauspicious"},{"name":"Śubha","start":"09:23","end":"10:54","startHours":9.3839616434,"endHours":10.902933093343862,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:25","startHours":10.902933093343862,"endHours":12.421904543287724,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"13:56","startHours":12.421904543287724,"endHours":13.940875993231586,"quality":"inauspicious"},{"name":"Chala","start":"13:56","end":"15:28","startHours":13.940875993231586,"endHours":15.459847443175448,"quality":"neutral"},{"name":"Labha","start":"15:28","end":"16:59","startHours":15.459847443175448,"endHours":16.97881889311931,"quality":"auspicious"},{"name":"Amṛta","start":"16:59","end":"18:30","startHours":16.97881889311931,"endHours":18.497790343063173,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:30","end":"19:59","startHours":18.497790343063173,"endHours":19.97881889311931,"quality":"neutral"},{"name":"Labha","start":"19:59","end":"21:28","startHours":19.97881889311931,"endHours":21.45984744317545,"quality":"auspicious"},{"name":"Amṛta","start":"21:28","end":"22:56","startHours":21.45984744317545,"endHours":22.940875993231586,"quality":"auspicious"},{"name":"Kāla","start":"22:56","end":"00:25","startHours":22.940875993231586,"endHours":24.421904543287724,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:54","startHours":24.421904543287724,"endHours":25.90293309334386,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:23","startHours":25.90293309334386,"endHours":27.3839616434,"quality":"inauspicious"},{"name":"Udveg","start":"03:23","end":"04:52","startHours":27.3839616434,"endHours":28.864990193456137,"quality":"inauspicious"},{"name":"Chala","start":"04:52","end":"06:21","startHours":28.864990193456137,"endHours":30.346018743512275,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.346018743512274,"endHours":7.346018743512274,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.346018743512274,"endHours":8.346018743512275,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.346018743512275,"endHours":9.346018743512275,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.346018743512275,"endHours":10.346018743512275,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.346018743512275,"endHours":11.346018743512275,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.346018743512275,"endHours":12.346018743512275,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.346018743512275,"endHours":13.346018743512275,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.346018743512275,"endHours":14.346018743512275,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.346018743512275,"endHours":15.346018743512275,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.346018743512275,"endHours":16.346018743512275,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.346018743512275,"endHours":17.346018743512275,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.346018743512275,"endHours":18.346018743512275,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.346018743512275,"endHours":19.346018743512275,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.346018743512275,"endHours":20.346018743512275,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.346018743512275,"endHours":21.346018743512275,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.346018743512275,"endHours":22.346018743512275,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.346018743512275,"endHours":23.346018743512275,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.346018743512275,"endHours":24.346018743512275,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.346018743512275,"endHours":25.346018743512275,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.346018743512275,"endHours":26.346018743512275,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.346018743512275,"endHours":27.346018743512275,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.346018743512275,"endHours":28.346018743512275,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.346018743512275,"endHours":29.346018743512275,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.346018743512275,"endHours":30.346018743512275,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":0.8943776849707596,"eotMinutes":7.712527402736593,"ayanamsa":25.8048}},"calendars":{"vikram_samvat":2196,"vikram_samvatsara":"Paridhāvi","saka_samvat":2061,"saka_samvatsara":"Vikāri","bengali_samvat":1546,"malayalam_era":1315,"nanakshahi_year":670,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Trayodaśī · Vikram 2196 Paridhāvi · Śaka 2061 Vikāri"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4},{"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":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 21, 2139 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 21, 2139 CE for Kolhāpur, Maharashtra: Kṛṣṇa Trayodaśī, sūryodaya 06:21, sūryāsta 18:30.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2139-09-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2139-09-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/2139-09-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/2139-09-21","x-default":"https://vidhyamitra.com/city/kolhapur/2139-09-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T19:37:30.986Z","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":"2026-05-26T19:37:30.986Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-26T19:37:30.986Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}