{"id":"vidhyamitra:city-day:kolhapur:1867-04-13:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/kolhapur/1867-04-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1867-04-13","date_display":"April 13, 1867 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":1867,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403069.770833,"kali_year":4968,"ahargana":1814604.2708,"sun":{"sidereal_longitude":1.0851,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":108.1084,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.0233,"elapsed_within_tithi_degrees":11.0233},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":108.1084,"elapsed_within_degrees":1.4418},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.1935},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1867,"month":4,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2403069.770833,"ahargana":1814604.2708,"kali_year":4968,"ayanamsa_lahiri":21.999,"grahas":{"sun":{"sidereal_longitude":0.6458210000000122,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":108.868021,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-3.2039},"mars":{"sidereal_longitude":94.14262100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":338.854821,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":309.940521,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":321.424721,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":211.85952099999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":153.5332,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":333.5332,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"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":1867,"month":4,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2403069.770833,"kali_year":4968,"ahargana":1814604.2708,"sun":{"sidereal_longitude":1.0851,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":108.1084,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":107.0233,"elapsed_within_tithi_degrees":11.0233},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1,"moon_longitude":108.1084,"elapsed_within_degrees":1.4418},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.1935},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.204,"elongation":107.023},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.204,"opposition_distance":72.977}},"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":"18:48","solarNoonLocal":"12:34","dayLengthHours":12.472917900908278,"dayLengthDisplay":"12 Hours 28 Mins 23 Secs","nightLengthDisplay":"11 Hours 31 Mins 37 Secs","moonriseLocal":"13:22","moonsetLocal":"02:11","rahuKala":{"name":"Rāhu Kāla","start":"09:27","end":"11:00","startHours":9.445047371934667,"endHours":11.004162109548203,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:07","end":"15:41","startHours":14.122391584775272,"endHours":15.681506322388806,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:20","end":"07:53","startHours":6.326817896707598,"endHours":7.885932634321133,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:39","startHours":9.23716540691953,"endHours":9.652929336949805,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:51","end":"07:11","startHours":6.846522809245443,"endHours":7.179133953269664,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:59","startHours":12.147512917131463,"endHours":12.979040777192013,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:40","end":"05:30","startHours":4.663762176586494,"endHours":5.495290036647046,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:17","end":"06:20","startHours":5.2874080716319085,"endHours":6.326817896707598,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:28","startHours":14.642096497313116,"endHours":15.473624357373668,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:36","end":"19:00","startHours":18.599735797615878,"endHours":18.999735797615877,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:48","end":"19:19","startHours":18.799735797615877,"endHours":19.31944071015372,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:33","end":"20:18","startHours":18.549735797615877,"endHours":20.299735797615877,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:59","startHours":24.14751291713146,"endHours":24.979040777192015,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:20","end":"07:53","startHours":6.326817896707598,"endHours":7.885932634321133,"quality":"inauspicious"},{"name":"Śubha","start":"07:53","end":"09:27","startHours":7.885932634321133,"endHours":9.445047371934667,"quality":"auspicious"},{"name":"Roga","start":"09:27","end":"11:00","startHours":9.445047371934667,"endHours":11.004162109548203,"quality":"inauspicious"},{"name":"Udveg","start":"11:00","end":"12:34","startHours":11.004162109548203,"endHours":12.563276847161738,"quality":"inauspicious"},{"name":"Chala","start":"12:34","end":"14:07","startHours":12.563276847161738,"endHours":14.122391584775272,"quality":"neutral"},{"name":"Labha","start":"14:07","end":"15:41","startHours":14.122391584775272,"endHours":15.681506322388806,"quality":"auspicious"},{"name":"Amṛta","start":"15:41","end":"17:14","startHours":15.681506322388806,"endHours":17.240621060002344,"quality":"auspicious"},{"name":"Kāla","start":"17:14","end":"18:48","startHours":17.240621060002344,"endHours":18.799735797615877,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:48","end":"20:14","startHours":18.799735797615877,"endHours":20.240621060002344,"quality":"auspicious"},{"name":"Amṛta","start":"20:14","end":"21:41","startHours":20.240621060002344,"endHours":21.681506322388806,"quality":"auspicious"},{"name":"Kāla","start":"21:41","end":"23:07","startHours":21.681506322388806,"endHours":23.122391584775272,"quality":"inauspicious"},{"name":"Śubha","start":"23:07","end":"00:34","startHours":23.122391584775272,"endHours":24.563276847161738,"quality":"auspicious"},{"name":"Roga","start":"00:34","end":"02:00","startHours":24.563276847161738,"endHours":26.004162109548204,"quality":"inauspicious"},{"name":"Udveg","start":"02:00","end":"03:27","startHours":26.004162109548204,"endHours":27.44504737193467,"quality":"inauspicious"},{"name":"Chala","start":"03:27","end":"04:53","startHours":27.44504737193467,"endHours":28.885932634321133,"quality":"neutral"},{"name":"Labha","start":"04:53","end":"06:20","startHours":28.885932634321133,"endHours":30.3268178967076,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:20","end":"07:20","startHours":6.326817896707598,"endHours":7.326817896707598,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:20","end":"08:20","startHours":7.326817896707598,"endHours":8.326817896707599,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:20","end":"09:20","startHours":8.326817896707599,"endHours":9.326817896707599,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:20","end":"10:20","startHours":9.326817896707599,"endHours":10.326817896707599,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:20","end":"11:20","startHours":10.326817896707599,"endHours":11.326817896707599,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:20","end":"12:20","startHours":11.326817896707599,"endHours":12.326817896707599,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:20","end":"13:20","startHours":12.326817896707599,"endHours":13.326817896707599,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:20","end":"14:20","startHours":13.326817896707599,"endHours":14.326817896707599,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:20","end":"15:20","startHours":14.326817896707599,"endHours":15.326817896707599,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:20","end":"16:20","startHours":15.326817896707599,"endHours":16.3268178967076,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:20","end":"17:20","startHours":16.3268178967076,"endHours":17.3268178967076,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:20","end":"18:20","startHours":17.3268178967076,"endHours":18.3268178967076,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:20","end":"19:20","startHours":18.3268178967076,"endHours":19.3268178967076,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:20","end":"20:20","startHours":19.3268178967076,"endHours":20.3268178967076,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:20","end":"21:20","startHours":20.3268178967076,"endHours":21.3268178967076,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:20","end":"22:20","startHours":21.3268178967076,"endHours":22.3268178967076,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:20","end":"23:20","startHours":22.3268178967076,"endHours":23.3268178967076,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:20","end":"00:20","startHours":23.3268178967076,"endHours":24.3268178967076,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:20","end":"01:20","startHours":24.3268178967076,"endHours":25.3268178967076,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:20","end":"02:20","startHours":25.3268178967076,"endHours":26.3268178967076,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:20","end":"03:20","startHours":26.3268178967076,"endHours":27.3268178967076,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:20","end":"04:20","startHours":27.3268178967076,"endHours":28.3268178967076,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:20","end":"05:20","startHours":28.3268178967076,"endHours":29.3268178967076,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:20","end":"06:20","startHours":29.3268178967076,"endHours":30.3268178967076,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-West","rahuVasa":"East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.80858582098276,"eotMinutes":-0.7698108297043191,"ayanamsa":21.999}},"calendars":{"vikram_samvat":1924,"vikram_samvatsara":"Vikrama","saka_samvat":1789,"saka_samvatsara":"Prabhava","bengali_samvat":1274,"malayalam_era":1043,"nanakshahi_year":398,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Navamī · Vikram 1924 Vikrama · Śaka 1789 Prabhava"},"festivals":[{"id":"rama-navami","name":"Rāma Navamī","name_sanskrit":"राम नवमी","tradition":"Vaishnava","associated_deity":"Rāma (18th avatāra of Krishna)","deity_avatara_index":18,"significance":"Bhagavān Rāma's birth at Ayodhyā. Sūryavaṃśa's most exalted moment.","vrata":true,"primary_observance":"Madhyāhna (noon) abhiṣekam in Ayodhyā tradition","detection":{"tithi_number":9,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":1,"related_chart":"rama","historical_anchor":{"event":"Bhagavān Rāma's birth at Ayodhyā","date_julian":"-1626101-04-03","location":"Ayodhyā"},"sources":["Vālmīki Rāmāyaṇa, Bāla-Kāṇḍa 1.18"]}],"todays_walk":{"walk":{"id":"rama-navami-walk","name":"Rāma Navamī Walk","name_sanskrit":"राम नवमी यात्रा","type":"festival","description":"Vālmīki Bāla-Kāṇḍa selections + BG 4.7-8 (avatāra principle).","step_count":9,"url":"/walk/rama-navami-walk"},"reason":"Today is Rāma Navamī — its dedicated walk."},"cosmic_resonances":[{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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 April 13, 1867 CE · Kolhāpur, Maharashtra · Vidhyamitra","description":"April 13, 1867 CE for Kolhāpur, Maharashtra: Śukla Navamī, sūryodaya 06:20, sūryāsta 18:48.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/kolhapur/1867-04-13","hreflang_alternates":{"en":"https://vidhyamitra.com/city/kolhapur/1867-04-13","sa":"https://sa.vidhyamitra.com/city/kolhapur/1867-04-13","hi":"https://hi.vidhyamitra.com/city/kolhapur/1867-04-13","x-default":"https://vidhyamitra.com/city/kolhapur/1867-04-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T11:39:14.326Z","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":"2026-05-31T11:39:14.326Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T11:39:14.326Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}