{"id":"vidhyamitra:city-day:kolhapur:2107-05-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/2107-05-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2107-05-13","date_display":"May 13, 2107 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":2107,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490757.770833,"kali_year":5209,"ahargana":1902292.2708,"sun":{"sidereal_longitude":26.1499,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":275.5914,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.4415,"elapsed_within_tithi_degrees":9.4415},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5914,"elapsed_within_degrees":8.9247},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7413},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2107,"month":5,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2490757.770833,"ahargana":1902292.2708,"kali_year":5209,"ayanamsa_lahiri":25.3527,"grahas":{"sun":{"sidereal_longitude":26.39389399999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":274.08089399999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":4.4978},"mars":{"sidereal_longitude":14.532893999999999,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":45.72999399999998,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":30.13429400000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":6.207194000000015,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":261.06179399999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":187.401,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":7.401,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2107,"month":5,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2490757.770833,"kali_year":5209,"ahargana":1902292.2708,"sun":{"sidereal_longitude":26.1499,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":275.5914,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.4415,"elapsed_within_tithi_degrees":9.4415},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.5914,"elapsed_within_degrees":8.9247},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7413},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.498,"elongation":110.558},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.498,"opposition_distance":69.442}},"eclipse_window_40days":[{"offset_days":-6,"type":"lunar","occurs":true,"moon_latitude":0.984,"opposition_distance":0.02}]},"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":"06:03","sunsetLocal":"18:56","solarNoonLocal":"12:29","dayLengthHours":12.877774335495864,"dayLengthDisplay":"12 Hours 52 Mins 40 Secs","nightLengthDisplay":"11 Hours 07 Mins 20 Secs","moonriseLocal":"23:23","moonsetLocal":"10:37","rahuKala":{"name":"Rāhu Kāla","start":"10:53","end":"12:29","startHours":10.878167562337076,"endHours":12.48788935427406,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:42","end":"17:19","startHours":15.707332938148024,"endHours":17.317054730085008,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:40","end":"09:16","startHours":7.65872397846311,"endHours":9.268445770400092,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:29","startHours":9.053816198141828,"endHours":9.483075342658356,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:56","startHours":6.5855761171717875,"endHours":6.92898343278501,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:04","end":"12:55","startHours":12.058630209757531,"endHours":12.917148498790588,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:20","end":"05:11","startHours":4.3319656084600116,"endHours":5.190483897493069,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:59","end":"06:03","startHours":4.975854325234804,"endHours":6.049002186526127,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:38","end":"15:30","startHours":14.634185076856703,"endHours":15.49270336588976,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:44","end":"19:08","startHours":18.726776522021993,"endHours":19.12677652202199,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:56","end":"19:28","startHours":18.926776522021992,"endHours":19.463350452667655,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:41","end":"20:26","startHours":18.676776522021992,"endHours":20.426776522021992,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:04","end":"00:55","startHours":24.05863020975753,"endHours":24.91714849879059,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:03","end":"07:40","startHours":6.049002186526127,"endHours":7.65872397846311,"quality":"neutral"},{"name":"Labha","start":"07:40","end":"09:16","startHours":7.65872397846311,"endHours":9.268445770400092,"quality":"auspicious"},{"name":"Amṛta","start":"09:16","end":"10:53","startHours":9.268445770400092,"endHours":10.878167562337076,"quality":"auspicious"},{"name":"Kāla","start":"10:53","end":"12:29","startHours":10.878167562337076,"endHours":12.48788935427406,"quality":"inauspicious"},{"name":"Śubha","start":"12:29","end":"14:06","startHours":12.48788935427406,"endHours":14.097611146211044,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:42","startHours":14.097611146211044,"endHours":15.707332938148024,"quality":"inauspicious"},{"name":"Udveg","start":"15:42","end":"17:19","startHours":15.707332938148024,"endHours":17.317054730085008,"quality":"inauspicious"},{"name":"Chala","start":"17:19","end":"18:56","startHours":17.317054730085008,"endHours":18.926776522021992,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:56","end":"20:19","startHours":18.926776522021992,"endHours":20.317054730085008,"quality":"inauspicious"},{"name":"Udveg","start":"20:19","end":"21:42","startHours":20.317054730085008,"endHours":21.707332938148028,"quality":"inauspicious"},{"name":"Chala","start":"21:42","end":"23:06","startHours":21.707332938148028,"endHours":23.097611146211044,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:29","startHours":23.097611146211044,"endHours":24.48788935427406,"quality":"auspicious"},{"name":"Amṛta","start":"00:29","end":"01:53","startHours":24.48788935427406,"endHours":25.878167562337076,"quality":"auspicious"},{"name":"Kāla","start":"01:53","end":"03:16","startHours":25.878167562337076,"endHours":27.268445770400092,"quality":"inauspicious"},{"name":"Śubha","start":"03:16","end":"04:40","startHours":27.268445770400092,"endHours":28.65872397846311,"quality":"auspicious"},{"name":"Roga","start":"04:40","end":"06:03","startHours":28.65872397846311,"endHours":30.049002186526128,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:03","end":"07:03","startHours":6.049002186526127,"endHours":7.049002186526127,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:03","end":"08:03","startHours":7.049002186526127,"endHours":8.049002186526128,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:03","end":"09:03","startHours":8.049002186526128,"endHours":9.049002186526128,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:03","end":"10:03","startHours":9.049002186526128,"endHours":10.049002186526128,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:03","end":"11:03","startHours":10.049002186526128,"endHours":11.049002186526128,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:03","end":"12:03","startHours":11.049002186526128,"endHours":12.049002186526128,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:03","end":"13:03","startHours":12.049002186526128,"endHours":13.049002186526128,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:03","end":"14:03","startHours":13.049002186526128,"endHours":14.049002186526128,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:03","end":"15:03","startHours":14.049002186526128,"endHours":15.049002186526128,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:03","end":"16:03","startHours":15.049002186526128,"endHours":16.049002186526128,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:03","end":"17:03","startHours":16.049002186526128,"endHours":17.049002186526128,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:03","end":"18:03","startHours":17.049002186526128,"endHours":18.049002186526128,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:03","end":"19:03","startHours":18.049002186526128,"endHours":19.049002186526128,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:03","end":"20:03","startHours":19.049002186526128,"endHours":20.049002186526128,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:03","end":"21:03","startHours":20.049002186526128,"endHours":21.049002186526128,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:03","end":"22:03","startHours":21.049002186526128,"endHours":22.049002186526128,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:03","end":"23:03","startHours":22.049002186526128,"endHours":23.049002186526128,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:03","end":"00:03","startHours":23.049002186526128,"endHours":24.049002186526128,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:03","end":"01:03","startHours":24.049002186526128,"endHours":25.049002186526128,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:03","end":"02:03","startHours":25.049002186526128,"endHours":26.049002186526128,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:03","end":"03:03","startHours":26.049002186526128,"endHours":27.049002186526128,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:03","end":"04:03","startHours":27.049002186526128,"endHours":28.049002186526128,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:03","end":"05:03","startHours":28.049002186526128,"endHours":29.049002186526128,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:03","end":"06:03","startHours":29.049002186526128,"endHours":30.049002186526128,"planetary_lord":"Mars"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.199787641240988,"eotMinutes":3.7534387435564067,"ayanamsa":25.3527}},"calendars":{"vikram_samvat":2164,"vikram_samvatsara":"Vikrama","saka_samvat":2029,"saka_samvatsara":"Prabhava","bengali_samvat":1514,"malayalam_era":1283,"nanakshahi_year":638,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Ṣaṣṭhī · Vikram 2164 Vikrama · Śaka 2029 Prabhava"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"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 May 13, 2107 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"May 13, 2107 CE for Kolhāpur, Maharashtra: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:03, sūryāsta 18:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/2107-05-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/2107-05-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/2107-05-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/2107-05-13","x-default":"https://vidhyamitra.com/city/kolhapur/2107-05-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T08:20:34.130Z","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":"2026-05-21T08:20:34.130Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T08:20:34.130Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}