{"id":"vidhyamitra:city-day:kolhapur:2018-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2018-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-09-20","date_display":"September 20, 2018 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":2018,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458381.770833,"kali_year":5120,"ahargana":1869916.2708,"sun":{"sidereal_longitude":152.1496,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":274.2453,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":122.0957,"elapsed_within_tithi_degrees":2.0957},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.2453,"elapsed_within_degrees":7.5786},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.3949},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2018,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458381.770833,"ahargana":1869916.2708,"kali_year":5120,"ayanamsa_lahiri":24.1145,"grahas":{"sun":{"sidereal_longitude":152.93089499999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":276.42189499999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":0.6716},"mars":{"sidereal_longitude":277.802495,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":151.744395,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":205.91839499999992,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":192.29179499999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":248.467395,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":102.8373,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.8373,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2018,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458381.770833,"kali_year":5120,"ahargana":1869916.2708,"sun":{"sidereal_longitude":152.1496,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":274.2453,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":122.0957,"elapsed_within_tithi_degrees":2.0957},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":274.2453,"elapsed_within_degrees":7.5786},"yoga":{"number":5,"name":"Śobhana","sum_longitude":66.3949},"karana":{"half_tithi_index":20,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.672,"elongation":122.096},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.672,"opposition_distance":57.904}},"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":"18:31","solarNoonLocal":"12:26","dayLengthHours":12.163005051087143,"dayLengthDisplay":"12 Hours 09 Mins 47 Secs","nightLengthDisplay":"11 Hours 50 Mins 13 Secs","moonriseLocal":"15:02","moonsetLocal":"02:17","rahuKala":{"name":"Rāhu Kāla","start":"13:57","end":"15:28","startHours":13.94837371869332,"endHours":15.468749350079214,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:21","end":"07:52","startHours":6.346495561763856,"endHours":7.866871193149748,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:23","end":"10:54","startHours":9.38724682453564,"endHours":10.907622455921535,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.18453007368419,"endHours":9.589963575387094,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.853287438892487,"endHours":7.177634240254811,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.022564585604522,"endHours":12.833431589010333,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:32","startHours":4.724761554952237,"endHours":5.535628558358046,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:21","startHours":5.332911807506594,"endHours":6.346495561763856,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.455165595821951,"endHours":15.26603259922776,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.309500612851,"endHours":18.709500612851,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:01","startHours":18.509500612851,"endHours":19.01629248997963,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.259500612851,"endHours":20.009500612851,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.022564585604524,"endHours":24.833431589010335,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:21","end":"07:52","startHours":6.346495561763856,"endHours":7.866871193149748,"quality":"auspicious"},{"name":"Roga","start":"07:52","end":"09:23","startHours":7.866871193149748,"endHours":9.38724682453564,"quality":"inauspicious"},{"name":"Udveg","start":"09:23","end":"10:54","startHours":9.38724682453564,"endHours":10.907622455921535,"quality":"inauspicious"},{"name":"Chala","start":"10:54","end":"12:26","startHours":10.907622455921535,"endHours":12.427998087307428,"quality":"neutral"},{"name":"Labha","start":"12:26","end":"13:57","startHours":12.427998087307428,"endHours":13.94837371869332,"quality":"auspicious"},{"name":"Amṛta","start":"13:57","end":"15:28","startHours":13.94837371869332,"endHours":15.468749350079214,"quality":"auspicious"},{"name":"Kāla","start":"15:28","end":"16:59","startHours":15.468749350079214,"endHours":16.989124981465107,"quality":"inauspicious"},{"name":"Śubha","start":"16:59","end":"18:31","startHours":16.989124981465107,"endHours":18.509500612851,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:31","end":"19:59","startHours":18.509500612851,"endHours":19.989124981465107,"quality":"auspicious"},{"name":"Kāla","start":"19:59","end":"21:28","startHours":19.989124981465107,"endHours":21.468749350079214,"quality":"inauspicious"},{"name":"Śubha","start":"21:28","end":"22:57","startHours":21.468749350079214,"endHours":22.94837371869332,"quality":"auspicious"},{"name":"Roga","start":"22:57","end":"00:26","startHours":22.94837371869332,"endHours":24.42799808730743,"quality":"inauspicious"},{"name":"Udveg","start":"00:26","end":"01:54","startHours":24.42799808730743,"endHours":25.907622455921533,"quality":"inauspicious"},{"name":"Chala","start":"01:54","end":"03:23","startHours":25.907622455921533,"endHours":27.38724682453564,"quality":"neutral"},{"name":"Labha","start":"03:23","end":"04:52","startHours":27.38724682453564,"endHours":28.86687119314975,"quality":"auspicious"},{"name":"Amṛta","start":"04:52","end":"06:21","startHours":28.86687119314975,"endHours":30.346495561763856,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.346495561763856,"endHours":7.346495561763856,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.346495561763856,"endHours":8.346495561763856,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.346495561763856,"endHours":9.346495561763856,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.346495561763856,"endHours":10.346495561763856,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.346495561763856,"endHours":11.346495561763856,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.346495561763856,"endHours":12.346495561763856,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.346495561763856,"endHours":13.346495561763856,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.346495561763856,"endHours":14.346495561763856,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.346495561763856,"endHours":15.346495561763856,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.346495561763856,"endHours":16.346495561763856,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.346495561763856,"endHours":17.346495561763856,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.346495561763856,"endHours":18.346495561763856,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.346495561763856,"endHours":19.346495561763856,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.346495561763856,"endHours":20.346495561763856,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.346495561763856,"endHours":21.346495561763856,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.346495561763856,"endHours":22.346495561763856,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.346495561763856,"endHours":23.346495561763856,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.346495561763856,"endHours":24.346495561763856,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.346495561763856,"endHours":25.346495561763856,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.346495561763856,"endHours":26.346495561763856,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.346495561763856,"endHours":27.346495561763856,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.346495561763856,"endHours":28.346495561763856,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.346495561763856,"endHours":29.346495561763856,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.346495561763856,"endHours":30.346495561763856,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","quality":"Inauspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":1.174703857643168,"eotMinutes":7.346914761554353,"ayanamsa":24.1145}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Ekādaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"festivals":[{"id":"pashankusha-ekadashi","name":"Pāśāṅkuśā Ekādaśī","name_sanskrit":"पाशाङ्कुशा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Padmanābha (Viṣṇu)","significance":"Confers strength + wealth + son; equivalent to 1000 Aśvamedha-yajñas.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":4},{"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":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 20, 2018 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 20, 2018 CE for Kolhāpur, Maharashtra: Śukla Ekādaśī, sūryodaya 06:21, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2018-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2018-09-20","sa":"https://sa.vidhyamitra.com/city/kolhapur/2018-09-20","hi":"https://hi.vidhyamitra.com/city/kolhapur/2018-09-20","x-default":"https://vidhyamitra.com/city/kolhapur/2018-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T07:01:00.695Z","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":"2026-05-15T07:01:00.695Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T07:01:00.695Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}