{"id":"vidhyamitra:city-day:kolhapur:2013-09-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2013-09-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-09-23","date_display":"September 23, 2013 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":2013,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456558.770833,"kali_year":5115,"ahargana":1868093.2708,"sun":{"sidereal_longitude":155.3654,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":20.7192,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":225.3537,"elapsed_within_tithi_degrees":9.3537},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.7192,"elapsed_within_degrees":7.3858},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.0846},"karana":{"half_tithi_index":37,"name":"Bālava"},"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":2013,"month":9,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456558.770833,"ahargana":1868093.2708,"kali_year":5115,"ayanamsa_lahiri":24.0448,"grahas":{"sun":{"sidereal_longitude":156.13884699999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":20.079447000000016,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false,"latitude":-0.1012},"mars":{"sidereal_longitude":112.14354700000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":176.94324700000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":82.76374699999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":199.303447,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":194.865947,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":199.4286,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":19.4286,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","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":2013,"month":9,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456558.770833,"kali_year":5115,"ahargana":1868093.2708,"sun":{"sidereal_longitude":155.3654,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":20.7192,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":225.3537,"elapsed_within_tithi_degrees":9.3537},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":20.7192,"elapsed_within_degrees":7.3858},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":176.0846},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.101,"elongation":134.646},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.101,"opposition_distance":45.354}},"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":"18:28","solarNoonLocal":"12:25","dayLengthHours":12.113037874725755,"dayLengthDisplay":"12 Hours 06 Mins 47 Secs","nightLengthDisplay":"11 Hours 53 Mins 13 Secs","moonriseLocal":"20:58","moonsetLocal":"09:43","rahuKala":{"name":"Rāhu Kāla","start":"07:52","end":"09:23","startHours":7.867456896981757,"endHours":9.381586631322477,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:54","end":"12:25","startHours":10.895716365663196,"endHours":12.409846100003914,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:26","startHours":13.923975834344635,"endHours":15.438105568685355,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:11","end":"09:35","startHours":9.179702666743713,"endHours":9.58347059590124,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.858037074087944,"endHours":7.181051417413965,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:49","startHours":12.00607817084639,"endHours":12.813614029161439,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:44","end":"05:33","startHours":4.738255446010937,"endHours":5.545791304325987,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:21","end":"06:21","startHours":5.343907339747225,"endHours":6.353327162641038,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:14","startHours":14.42868574579154,"endHours":15.236221604106591,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:16","end":"18:40","startHours":18.266365037366793,"endHours":18.66636503736679,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:28","end":"18:58","startHours":18.466365037366792,"endHours":18.971074948813698,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:13","end":"19:58","startHours":18.216365037366792,"endHours":19.966365037366792,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:49","startHours":24.00607817084639,"endHours":24.81361402916144,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:21","end":"07:52","startHours":6.353327162641038,"endHours":7.867456896981757,"quality":"auspicious"},{"name":"Kāla","start":"07:52","end":"09:23","startHours":7.867456896981757,"endHours":9.381586631322477,"quality":"inauspicious"},{"name":"Śubha","start":"09:23","end":"10:54","startHours":9.381586631322477,"endHours":10.895716365663196,"quality":"auspicious"},{"name":"Roga","start":"10:54","end":"12:25","startHours":10.895716365663196,"endHours":12.409846100003914,"quality":"inauspicious"},{"name":"Udveg","start":"12:25","end":"13:55","startHours":12.409846100003914,"endHours":13.923975834344635,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:26","startHours":13.923975834344635,"endHours":15.438105568685355,"quality":"neutral"},{"name":"Labha","start":"15:26","end":"16:57","startHours":15.438105568685355,"endHours":16.95223530302607,"quality":"auspicious"},{"name":"Amṛta","start":"16:57","end":"18:28","startHours":16.95223530302607,"endHours":18.466365037366792,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:28","end":"19:57","startHours":18.466365037366792,"endHours":19.95223530302607,"quality":"neutral"},{"name":"Labha","start":"19:57","end":"21:26","startHours":19.95223530302607,"endHours":21.43810556868535,"quality":"auspicious"},{"name":"Amṛta","start":"21:26","end":"22:55","startHours":21.43810556868535,"endHours":22.923975834344635,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:25","startHours":22.923975834344635,"endHours":24.409846100003914,"quality":"inauspicious"},{"name":"Śubha","start":"00:25","end":"01:54","startHours":24.409846100003914,"endHours":25.895716365663194,"quality":"auspicious"},{"name":"Roga","start":"01:54","end":"03:23","startHours":25.895716365663194,"endHours":27.381586631322477,"quality":"inauspicious"},{"name":"Udveg","start":"03:23","end":"04:52","startHours":27.381586631322477,"endHours":28.867456896981757,"quality":"inauspicious"},{"name":"Chala","start":"04:52","end":"06:21","startHours":28.867456896981757,"endHours":30.353327162641037,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:21","end":"07:21","startHours":6.353327162641038,"endHours":7.353327162641038,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:21","end":"08:21","startHours":7.353327162641038,"endHours":8.353327162641037,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:21","end":"09:21","startHours":8.353327162641037,"endHours":9.353327162641037,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:21","end":"10:21","startHours":9.353327162641037,"endHours":10.353327162641037,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:21","end":"11:21","startHours":10.353327162641037,"endHours":11.353327162641037,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:21","end":"12:21","startHours":11.353327162641037,"endHours":12.353327162641037,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:21","end":"13:21","startHours":12.353327162641037,"endHours":13.353327162641037,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:21","end":"14:21","startHours":13.353327162641037,"endHours":14.353327162641037,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:21","end":"15:21","startHours":14.353327162641037,"endHours":15.353327162641037,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:21","end":"16:21","startHours":15.353327162641037,"endHours":16.353327162641037,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:21","end":"17:21","startHours":16.353327162641037,"endHours":17.353327162641037,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:21","end":"18:21","startHours":17.353327162641037,"endHours":18.353327162641037,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:21","end":"19:21","startHours":18.353327162641037,"endHours":19.353327162641037,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:21","end":"20:21","startHours":19.353327162641037,"endHours":20.353327162641037,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:21","end":"21:21","startHours":20.353327162641037,"endHours":21.353327162641037,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:21","end":"22:21","startHours":21.353327162641037,"endHours":22.353327162641037,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:21","end":"23:21","startHours":22.353327162641037,"endHours":23.353327162641037,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:21","end":"00:21","startHours":23.353327162641037,"endHours":24.353327162641037,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:21","end":"01:21","startHours":24.353327162641037,"endHours":25.353327162641037,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:21","end":"02:21","startHours":25.353327162641037,"endHours":26.353327162641037,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:21","end":"03:21","startHours":26.353327162641037,"endHours":27.353327162641037,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:21","end":"04:21","startHours":27.353327162641037,"endHours":28.353327162641037,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:21","end":"05:21","startHours":28.353327162641037,"endHours":29.353327162641037,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:21","end":"06:21","startHours":29.353327162641037,"endHours":30.353327162641037,"planetary_lord":"Venus"}],"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":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-0.07304226801250602,"eotMinutes":8.436033999765183,"ayanamsa":24.0448}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturthī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 23, 2013 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"September 23, 2013 CE for Kolhāpur, Maharashtra: Kṛṣṇa Caturthī, sūryodaya 06:21, sūryāsta 18:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2013-09-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2013-09-23","sa":"https://sa.vidhyamitra.com/city/kolhapur/2013-09-23","hi":"https://hi.vidhyamitra.com/city/kolhapur/2013-09-23","x-default":"https://vidhyamitra.com/city/kolhapur/2013-09-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:55:14.204Z","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":"2026-05-31T16:55:14.204Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:55:14.204Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}