{"id":"vidhyamitra:city-day:kolhapur:1909-09-20:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1909-09-20","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1909-09-20","date_display":"September 20, 1909 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":1909,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418569.770833,"kali_year":5011,"ahargana":1830104.2708,"sun":{"sidereal_longitude":153.3247,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":216.3999,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.0752,"elapsed_within_tithi_degrees":3.0752},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.3999,"elapsed_within_degrees":3.0665},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.7245},"karana":{"half_tithi_index":10,"name":"Kaulava"},"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":1909,"month":9,"day":20,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2418569.770833,"ahargana":1830104.2708,"kali_year":5011,"ayanamsa_lahiri":22.5918,"grahas":{"sun":{"sidereal_longitude":153.84340700000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":212.88470699999993,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false,"latitude":1.2293},"mars":{"sidereal_longitude":340.651007,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":181.49100699999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":153.948307,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":192.28870700000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":0.13700699999998278,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":52.2687,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":232.2687,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1909,"month":9,"day":20,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2418569.770833,"kali_year":5011,"ahargana":1830104.2708,"sun":{"sidereal_longitude":153.3247,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":216.3999,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.0752,"elapsed_within_tithi_degrees":3.0752},"nakshatra":{"number":17,"name":"Anurādhā","pada":1,"moon_longitude":216.3999,"elapsed_within_degrees":3.0665},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":9.7245},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.229,"elongation":63.075},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.229,"opposition_distance":116.925}},"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":"18:31","solarNoonLocal":"12:26","dayLengthHours":12.172721408887124,"dayLengthDisplay":"12 Hours 10 Mins 22 Secs","nightLengthDisplay":"11 Hours 49 Mins 38 Secs","moonriseLocal":"10:43","moonsetLocal":"22:01","rahuKala":{"name":"Rāhu Kāla","start":"07:52","end":"09:23","startHours":7.8632275589747564,"endHours":9.384817735085647,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:26","startHours":10.906407911196538,"endHours":12.42799808730743,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:57","end":"15:28","startHours":13.94958826341832,"endHours":15.471178439529208,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.181939044937529,"endHours":9.587696425233766,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:10","startHours":6.848834108234163,"endHours":7.173440012471153,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:50","startHours":12.022240707011191,"endHours":12.833755467603664,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:43","end":"05:32","startHours":4.718607861678916,"endHours":5.530122622271391,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:20","end":"06:20","startHours":5.327243932123273,"endHours":6.341637382863866,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:16","startHours":14.456784988788616,"endHours":15.268299749381091,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.31435879175099,"endHours":18.71435879175099,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:01","startHours":18.51435879175099,"endHours":19.021555517121286,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.26435879175099,"endHours":20.01435879175099,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:50","startHours":24.022240707011193,"endHours":24.833755467603666,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:20","end":"07:52","startHours":6.341637382863866,"endHours":7.8632275589747564,"quality":"auspicious"},{"name":"Kāla","start":"07:52","end":"09:23","startHours":7.8632275589747564,"endHours":9.384817735085647,"quality":"inauspicious"},{"name":"Śubha","start":"09:23","end":"10:54","startHours":9.384817735085647,"endHours":10.906407911196538,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:26","startHours":10.906407911196538,"endHours":12.42799808730743,"quality":"inauspicious"},{"name":"Udveg","start":"12:26","end":"13:57","startHours":12.42799808730743,"endHours":13.94958826341832,"quality":"inauspicious"},{"name":"Chala","start":"13:57","end":"15:28","startHours":13.94958826341832,"endHours":15.471178439529208,"quality":"neutral"},{"name":"Labha","start":"15:28","end":"17:00","startHours":15.471178439529208,"endHours":16.9927686156401,"quality":"auspicious"},{"name":"Amṛta","start":"17:00","end":"18:31","startHours":16.9927686156401,"endHours":18.51435879175099,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:31","end":"20:00","startHours":18.51435879175099,"endHours":19.9927686156401,"quality":"neutral"},{"name":"Labha","start":"20:00","end":"21:28","startHours":19.9927686156401,"endHours":21.471178439529208,"quality":"auspicious"},{"name":"Amṛta","start":"21:28","end":"22:57","startHours":21.471178439529208,"endHours":22.94958826341832,"quality":"auspicious"},{"name":"Kāla","start":"22:57","end":"00:26","startHours":22.94958826341832,"endHours":24.42799808730743,"quality":"inauspicious"},{"name":"Śubha","start":"00:26","end":"01:54","startHours":24.42799808730743,"endHours":25.90640791119654,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:23","startHours":25.90640791119654,"endHours":27.384817735085647,"quality":"inauspicious"},{"name":"Udveg","start":"03:23","end":"04:52","startHours":27.384817735085647,"endHours":28.863227558974756,"quality":"inauspicious"},{"name":"Chala","start":"04:52","end":"06:20","startHours":28.863227558974756,"endHours":30.341637382863865,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:20","end":"07:20","startHours":6.341637382863866,"endHours":7.341637382863866,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:20","end":"08:20","startHours":7.341637382863866,"endHours":8.341637382863865,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:20","end":"09:20","startHours":8.341637382863865,"endHours":9.341637382863865,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:20","end":"10:20","startHours":9.341637382863865,"endHours":10.341637382863865,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:20","end":"11:20","startHours":10.341637382863865,"endHours":11.341637382863865,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:20","end":"12:20","startHours":11.341637382863865,"endHours":12.341637382863865,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:20","end":"13:20","startHours":12.341637382863865,"endHours":13.341637382863865,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:20","end":"14:20","startHours":13.341637382863865,"endHours":14.341637382863865,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:20","end":"15:20","startHours":14.341637382863865,"endHours":15.341637382863865,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:20","end":"16:20","startHours":15.341637382863865,"endHours":16.341637382863865,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:20","end":"17:20","startHours":16.341637382863865,"endHours":17.341637382863865,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:20","end":"18:20","startHours":17.341637382863865,"endHours":18.341637382863865,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:20","end":"19:20","startHours":18.341637382863865,"endHours":19.341637382863865,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:20","end":"20:20","startHours":19.341637382863865,"endHours":20.341637382863865,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:20","end":"21:20","startHours":20.341637382863865,"endHours":21.341637382863865,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:20","end":"22:20","startHours":21.341637382863865,"endHours":22.341637382863865,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:20","end":"23:20","startHours":22.341637382863865,"endHours":23.341637382863865,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:20","end":"00:20","startHours":23.341637382863865,"endHours":24.341637382863865,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:20","end":"01:20","startHours":24.341637382863865,"endHours":25.341637382863865,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:20","end":"02:20","startHours":25.341637382863865,"endHours":26.341637382863865,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:20","end":"03:20","startHours":26.341637382863865,"endHours":27.341637382863865,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:20","end":"04:20","startHours":27.341637382863865,"endHours":28.341637382863865,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:20","end":"05:20","startHours":28.341637382863865,"endHours":29.341637382863865,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:20","end":"06:20","startHours":29.341637382863865,"endHours":30.341637382863865,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"North-East","rahuVasa":"North-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.417063794481822,"eotMinutes":7.346914761554353,"ayanamsa":22.5918}},"calendars":{"vikram_samvat":1966,"vikram_samvatsara":"Dundubhi","saka_samvat":1831,"saka_samvatsara":"Saumya","bengali_samvat":1316,"malayalam_era":1085,"nanakshahi_year":440,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Ṣaṣṭhī · Vikram 1966 Dundubhi · Śaka 1831 Saumya"},"festivals":[{"id":"subrahmanya-shashthi","name":"Subrahmaṇya Ṣaṣṭhī","name_sanskrit":"सुब्रह्मण्य षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya","significance":"Worship of Kārttikeya as Subrahmaṇya.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Bhādrapada"},"precedence":4}],"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 20, 1909 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 20, 1909 CE for Kolhāpur, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 06:20, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1909-09-20","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1909-09-20","sa":"https://sa.vidhyamitra.com/city/kolhapur/1909-09-20","hi":"https://hi.vidhyamitra.com/city/kolhapur/1909-09-20","x-default":"https://vidhyamitra.com/city/kolhapur/1909-09-20"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T20:36:22.909Z","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":"2026-05-31T20:36:22.909Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T20:36:22.909Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}