{"id":"vidhyamitra:city-day:kolhapur:1906-12-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1906-12-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1906-12-21","date_display":"December 21, 1906 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":1906,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417565.770833,"kali_year":5008,"ahargana":1829100.2708,"sun":{"sidereal_longitude":245.6146,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":313.74,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.1254,"elapsed_within_tithi_degrees":8.1254},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":313.74,"elapsed_within_degrees":7.0734},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3546},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1906,"month":12,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417565.770833,"ahargana":1829100.2708,"kali_year":5008,"ayanamsa_lahiri":22.5534,"grahas":{"sun":{"sidereal_longitude":245.72336700000005,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"moon":{"sidereal_longitude":316.614867,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false,"latitude":-2.1299},"mars":{"sidereal_longitude":190.88916700000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":225.53856700000006,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":75.67606699999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"venus":{"sidereal_longitude":218.11886700000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":318.2809669999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":105.4654,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":285.4654,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1906,"month":12,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417565.770833,"kali_year":5008,"ahargana":1829100.2708,"sun":{"sidereal_longitude":245.6146,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":313.74,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":68.1254,"elapsed_within_tithi_degrees":8.1254},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3,"moon_longitude":313.74,"elapsed_within_degrees":7.0734},"yoga":{"number":15,"name":"Vajra","sum_longitude":199.3546},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.13,"elongation":68.125},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.13,"opposition_distance":111.875}},"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":"06:58","sunsetLocal":"18:06","solarNoonLocal":"12:32","dayLengthHours":11.131173789495593,"dayLengthDisplay":"11 Hours 07 Mins 52 Secs","nightLengthDisplay":"12 Hours 52 Mins 08 Secs","moonriseLocal":"11:23","moonsetLocal":"23:08","rahuKala":{"name":"Rāhu Kāla","start":"11:08","end":"12:32","startHours":11.13600611953068,"endHours":12.52740284321763,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:19","end":"16:42","startHours":15.310196290591527,"endHours":16.701593014278476,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:21","end":"09:45","startHours":8.353212672156781,"endHours":9.74460939584373,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:34","end":"09:56","startHours":9.559089832685471,"endHours":9.93012895900199,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.425614856365482,"endHours":7.722446157418698,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.15636371690111,"endHours":12.898441969534149,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:29","end":"06:13","startHours":5.477659443203753,"endHours":6.219737695836793,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:02","end":"06:58","startHours":6.034218132678532,"endHours":6.961815948469832,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:23","end":"15:07","startHours":14.382598474800227,"endHours":15.124676727433267,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:54","end":"18:18","startHours":17.892989737965426,"endHours":18.292989737965424,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:06","end":"18:33","startHours":18.092989737965425,"endHours":18.556788645861076,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:51","end":"19:36","startHours":17.842989737965425,"endHours":19.592989737965425,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.156363716901108,"endHours":24.89844196953415,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:58","end":"08:21","startHours":6.961815948469832,"endHours":8.353212672156781,"quality":"neutral"},{"name":"Labha","start":"08:21","end":"09:45","startHours":8.353212672156781,"endHours":9.74460939584373,"quality":"auspicious"},{"name":"Amṛta","start":"09:45","end":"11:08","startHours":9.74460939584373,"endHours":11.13600611953068,"quality":"auspicious"},{"name":"Kāla","start":"11:08","end":"12:32","startHours":11.13600611953068,"endHours":12.52740284321763,"quality":"inauspicious"},{"name":"Śubha","start":"12:32","end":"13:55","startHours":12.52740284321763,"endHours":13.918799566904578,"quality":"auspicious"},{"name":"Roga","start":"13:55","end":"15:19","startHours":13.918799566904578,"endHours":15.310196290591527,"quality":"inauspicious"},{"name":"Udveg","start":"15:19","end":"16:42","startHours":15.310196290591527,"endHours":16.701593014278476,"quality":"inauspicious"},{"name":"Chala","start":"16:42","end":"18:06","startHours":16.701593014278476,"endHours":18.092989737965425,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:06","end":"19:42","startHours":18.092989737965425,"endHours":19.701593014278476,"quality":"inauspicious"},{"name":"Udveg","start":"19:42","end":"21:19","startHours":19.701593014278476,"endHours":21.310196290591527,"quality":"inauspicious"},{"name":"Chala","start":"21:19","end":"22:55","startHours":21.310196290591527,"endHours":22.91879956690458,"quality":"neutral"},{"name":"Labha","start":"22:55","end":"00:32","startHours":22.91879956690458,"endHours":24.52740284321763,"quality":"auspicious"},{"name":"Amṛta","start":"00:32","end":"02:08","startHours":24.52740284321763,"endHours":26.136006119530677,"quality":"auspicious"},{"name":"Kāla","start":"02:08","end":"03:45","startHours":26.136006119530677,"endHours":27.74460939584373,"quality":"inauspicious"},{"name":"Śubha","start":"03:45","end":"05:21","startHours":27.74460939584373,"endHours":29.35321267215678,"quality":"auspicious"},{"name":"Roga","start":"05:21","end":"06:58","startHours":29.35321267215678,"endHours":30.961815948469834,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:58","end":"07:58","startHours":6.961815948469832,"endHours":7.961815948469832,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:58","end":"08:58","startHours":7.961815948469832,"endHours":8.961815948469832,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:58","end":"09:58","startHours":8.961815948469832,"endHours":9.961815948469832,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:58","end":"10:58","startHours":9.961815948469832,"endHours":10.961815948469832,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:58","end":"11:58","startHours":10.961815948469832,"endHours":11.961815948469832,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:58","end":"12:58","startHours":11.961815948469832,"endHours":12.961815948469832,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:58","end":"13:58","startHours":12.961815948469832,"endHours":13.961815948469832,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:58","end":"14:58","startHours":13.961815948469832,"endHours":14.961815948469832,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:58","end":"15:58","startHours":14.961815948469832,"endHours":15.961815948469832,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:58","end":"16:58","startHours":15.961815948469832,"endHours":16.961815948469834,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:58","end":"17:58","startHours":16.961815948469834,"endHours":17.961815948469834,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:58","end":"18:58","startHours":17.961815948469834,"endHours":18.961815948469834,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:58","end":"19:58","startHours":18.961815948469834,"endHours":19.961815948469834,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:58","end":"20:58","startHours":19.961815948469834,"endHours":20.961815948469834,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:58","end":"21:58","startHours":20.961815948469834,"endHours":21.961815948469834,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:58","end":"22:58","startHours":21.961815948469834,"endHours":22.961815948469834,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:58","end":"23:58","startHours":22.961815948469834,"endHours":23.961815948469834,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:58","end":"00:58","startHours":23.961815948469834,"endHours":24.961815948469834,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:58","end":"01:58","startHours":24.961815948469834,"endHours":25.961815948469834,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:58","end":"02:58","startHours":25.961815948469834,"endHours":26.961815948469834,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:58","end":"03:58","startHours":26.961815948469834,"endHours":27.961815948469834,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:58","end":"04:58","startHours":27.961815948469834,"endHours":28.961815948469834,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:58","end":"05:58","startHours":28.961815948469834,"endHours":29.961815948469834,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:58","end":"06:58","startHours":29.961815948469834,"endHours":30.961815948469834,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Utpāta","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.425267705723986,"eotMinutes":1.382629406942221,"ayanamsa":22.5534}},"calendars":{"vikram_samvat":1963,"vikram_samvatsara":"Siddhārthī","saka_samvat":1828,"saka_samvatsara":"Parābhava","bengali_samvat":1313,"malayalam_era":1082,"nanakshahi_year":437,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Ṣaṣṭhī · Vikram 1963 Siddhārthī · Śaka 1828 Parābhava"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — 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 December 21, 1906 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"December 21, 1906 CE for Kolhāpur, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 06:58, sūryāsta 18:06.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1906-12-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1906-12-21","sa":"https://sa.vidhyamitra.com/city/kolhapur/1906-12-21","hi":"https://hi.vidhyamitra.com/city/kolhapur/1906-12-21","x-default":"https://vidhyamitra.com/city/kolhapur/1906-12-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:21:04.807Z","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":"2026-06-02T11:21:04.807Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:21:04.807Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}