{"id":"vidhyamitra:city-day:kolhapur:1906-02-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1906-02-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1906-02-13","date_display":"February 13, 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":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417254.770833,"kali_year":5007,"ahargana":1828789.2708,"sun":{"sidereal_longitude":301.2127,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":168.1434,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.9307,"elapsed_within_tithi_degrees":10.9307},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":168.1434,"elapsed_within_degrees":8.1434},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.3561},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417254.770833,"ahargana":1828789.2708,"kali_year":5007,"ayanamsa_lahiri":22.5415,"grahas":{"sun":{"sidereal_longitude":300.902149,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":169.245049,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false,"latitude":3.2463},"mars":{"sidereal_longitude":344.854949,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":296.211949,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":36.11474900000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":301.889849,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":312.707949,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":121.9437,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":301.9437,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1906,"month":2,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417254.770833,"kali_year":5007,"ahargana":1828789.2708,"sun":{"sidereal_longitude":301.2127,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":168.1434,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":226.9307,"elapsed_within_tithi_degrees":10.9307},"nakshatra":{"number":13,"name":"Hasta","pada":3,"moon_longitude":168.1434,"elapsed_within_degrees":8.1434},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.3561},"karana":{"half_tithi_index":37,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.246,"elongation":133.069},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.246,"opposition_distance":46.931}},"eclipse_window_40days":[{"offset_days":10,"type":"solar","occurs":true,"moon_latitude":-0.637,"elongation":1.784}]},"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":"07:01","sunsetLocal":"18:34","solarNoonLocal":"12:48","dayLengthHours":11.560077235683288,"dayLengthDisplay":"11 Hours 33 Mins 36 Secs","nightLengthDisplay":"12 Hours 26 Mins 24 Secs","moonriseLocal":"22:04","moonsetLocal":"09:58","rahuKala":{"name":"Rāhu Kāla","start":"15:41","end":"17:08","startHours":15.683791396597856,"endHours":17.128801051058268,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:54","end":"11:21","startHours":9.903752778756212,"endHours":11.348762433216624,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:48","end":"14:14","startHours":12.793772087677034,"endHours":14.238781742137444,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:43","end":"10:06","startHours":9.711084824828157,"endHours":10.096420732684267,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:30","end":"07:48","startHours":7.495403354655528,"endHours":7.803672080940415,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:25","end":"13:11","startHours":12.408436179820924,"endHours":13.179107995533144,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:28","end":"06:15","startHours":5.472389838410952,"endHours":6.243061654123171,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:03","end":"07:01","startHours":6.050393700195117,"endHours":7.01373346983539,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:43","end":"15:29","startHours":14.720451626957583,"endHours":15.491123442669803,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:22","end":"18:46","startHours":18.37381070551868,"endHours":18.773810705518677,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:34","end":"19:03","startHours":18.573810705518678,"endHours":19.055480590338814,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:19","end":"20:04","startHours":18.323810705518678,"endHours":20.073810705518678,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:25","end":"01:11","startHours":24.408436179820924,"endHours":25.179107995533144,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:01","end":"08:28","startHours":7.01373346983539,"endHours":8.4587431242958,"quality":"inauspicious"},{"name":"Udveg","start":"08:28","end":"09:54","startHours":8.4587431242958,"endHours":9.903752778756212,"quality":"inauspicious"},{"name":"Chala","start":"09:54","end":"11:21","startHours":9.903752778756212,"endHours":11.348762433216624,"quality":"neutral"},{"name":"Labha","start":"11:21","end":"12:48","startHours":11.348762433216624,"endHours":12.793772087677034,"quality":"auspicious"},{"name":"Amṛta","start":"12:48","end":"14:14","startHours":12.793772087677034,"endHours":14.238781742137444,"quality":"auspicious"},{"name":"Kāla","start":"14:14","end":"15:41","startHours":14.238781742137444,"endHours":15.683791396597856,"quality":"inauspicious"},{"name":"Śubha","start":"15:41","end":"17:08","startHours":15.683791396597856,"endHours":17.128801051058268,"quality":"auspicious"},{"name":"Roga","start":"17:08","end":"18:34","startHours":17.128801051058268,"endHours":18.573810705518678,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:34","end":"20:08","startHours":18.573810705518678,"endHours":20.128801051058268,"quality":"inauspicious"},{"name":"Śubha","start":"20:08","end":"21:41","startHours":20.128801051058268,"endHours":21.683791396597854,"quality":"auspicious"},{"name":"Roga","start":"21:41","end":"23:14","startHours":21.683791396597854,"endHours":23.238781742137444,"quality":"inauspicious"},{"name":"Udveg","start":"23:14","end":"00:48","startHours":23.238781742137444,"endHours":24.793772087677034,"quality":"inauspicious"},{"name":"Chala","start":"00:48","end":"02:21","startHours":24.793772087677034,"endHours":26.348762433216624,"quality":"neutral"},{"name":"Labha","start":"02:21","end":"03:54","startHours":26.348762433216624,"endHours":27.903752778756214,"quality":"auspicious"},{"name":"Amṛta","start":"03:54","end":"05:28","startHours":27.903752778756214,"endHours":29.4587431242958,"quality":"auspicious"},{"name":"Kāla","start":"05:28","end":"07:01","startHours":29.4587431242958,"endHours":31.01373346983539,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.01373346983539,"endHours":8.01373346983539,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.01373346983539,"endHours":9.01373346983539,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.01373346983539,"endHours":10.01373346983539,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.01373346983539,"endHours":11.01373346983539,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.01373346983539,"endHours":12.01373346983539,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.01373346983539,"endHours":13.01373346983539,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.01373346983539,"endHours":14.01373346983539,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.01373346983539,"endHours":15.01373346983539,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.01373346983539,"endHours":16.01373346983539,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.01373346983539,"endHours":17.01373346983539,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.01373346983539,"endHours":18.01373346983539,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.01373346983539,"endHours":19.01373346983539,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.01373346983539,"endHours":20.01373346983539,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.01373346983539,"endHours":21.01373346983539,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.01373346983539,"endHours":22.01373346983539,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.01373346983539,"endHours":23.01373346983539,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.01373346983539,"endHours":24.01373346983539,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.01373346983539,"endHours":25.01373346983539,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.01373346983539,"endHours":26.01373346983539,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.01373346983539,"endHours":27.01373346983539,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.01373346983539,"endHours":28.01373346983539,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.01373346983539,"endHours":29.01373346983539,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.01373346983539,"endHours":30.01373346983539,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.01373346983539,"endHours":31.01373346983539,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Kanyā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Tulā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"North-West","rahuVasa":"North","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.703333115141183,"eotMinutes":-14.599525260622107,"ayanamsa":22.5415}},"calendars":{"vikram_samvat":1963,"vikram_samvatsara":"Siddhārthī","saka_samvat":1828,"saka_samvatsara":"Parābhava","bengali_samvat":1313,"malayalam_era":1082,"nanakshahi_year":437,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturthī · Vikram 1963 Siddhārthī · Śaka 1828 Parābhava"},"festivals":[{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 February 13, 1906 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"February 13, 1906 CE for Kolhāpur, Maharashtra: Kṛṣṇa Caturthī, sūryodaya 07:01, sūryāsta 18:34.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1906-02-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1906-02-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/1906-02-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/1906-02-13","x-default":"https://vidhyamitra.com/city/kolhapur/1906-02-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T01:46:05.136Z","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":"2026-05-31T01:46:05.136Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T01:46:05.136Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}