{"id":"vidhyamitra:city-day:rishikesh:1900-01-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1900-01-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1900-01-06","date_display":"January 6, 1900 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":1900,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415025.770833,"kali_year":5001,"ahargana":1826560.2708,"sun":{"sidereal_longitude":262.8951,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":321.1584,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.2633,"elapsed_within_tithi_degrees":10.2633},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.1584,"elapsed_within_degrees":1.1584},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.0535},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":1900,"month":1,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2415025.770833,"ahargana":1826560.2708,"kali_year":5001,"ayanamsa_lahiri":22.4563,"grahas":{"sun":{"sidereal_longitude":262.839213,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":323.952713,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":4.4459},"mars":{"sidereal_longitude":266.664213,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":244.581913,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":221.00991299999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":291.578713,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":246.98281299999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":240.0468,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":60.0468,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":1900,"month":1,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2415025.770833,"kali_year":5001,"ahargana":1826560.2708,"sun":{"sidereal_longitude":262.8951,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":321.1584,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":58.2633,"elapsed_within_tithi_degrees":10.2633},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":321.1584,"elapsed_within_degrees":1.1584},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":224.0535},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.446,"elongation":58.263},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.446,"opposition_distance":121.737}},"eclipse_window_40days":[{"offset_days":-20,"type":"lunar","occurs":true,"moon_latitude":-0.214,"opposition_distance":1.5}]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"07:14","sunsetLocal":"17:31","solarNoonLocal":"12:23","dayLengthHours":10.285903068110972,"dayLengthDisplay":"10 Hours 17 Mins 09 Secs","nightLengthDisplay":"13 Hours 42 Mins 51 Secs","moonriseLocal":"10:37","moonsetLocal":"22:17","rahuKala":{"name":"Rāhu Kāla","start":"09:49","end":"11:06","startHours":9.80861125142182,"endHours":11.094349134935692,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:40","end":"14:57","startHours":13.665824901963434,"endHours":14.951562785477307,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:14","end":"08:31","startHours":7.237135484394077,"endHours":8.522873367907948,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:38","end":"09:59","startHours":9.637179533619971,"endHours":9.98004296922367,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:40","end":"07:56","startHours":7.6657147788987015,"endHours":7.94000552738166,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:43","startHours":12.037223582845865,"endHours":12.722950454053262,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:52","end":"06:33","startHours":5.865681741979281,"endHours":6.551408613186679,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:23","end":"07:14","startHours":6.3799768953848295,"endHours":7.237135484394077,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:47","startHours":14.094404196468059,"endHours":14.780131067675457,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.32303855250505,"endHours":17.72303855250505,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:57","startHours":17.52303855250505,"endHours":17.951617847009672,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.27303855250505,"endHours":19.02303855250505,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:43","startHours":24.037223582845865,"endHours":24.722950454053265,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:14","end":"08:31","startHours":7.237135484394077,"endHours":8.522873367907948,"quality":"inauspicious"},{"name":"Śubha","start":"08:31","end":"09:49","startHours":8.522873367907948,"endHours":9.80861125142182,"quality":"auspicious"},{"name":"Roga","start":"09:49","end":"11:06","startHours":9.80861125142182,"endHours":11.094349134935692,"quality":"inauspicious"},{"name":"Udveg","start":"11:06","end":"12:23","startHours":11.094349134935692,"endHours":12.380087018449563,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:40","startHours":12.380087018449563,"endHours":13.665824901963434,"quality":"neutral"},{"name":"Labha","start":"13:40","end":"14:57","startHours":13.665824901963434,"endHours":14.951562785477307,"quality":"auspicious"},{"name":"Amṛta","start":"14:57","end":"16:14","startHours":14.951562785477307,"endHours":16.23730066899118,"quality":"auspicious"},{"name":"Kāla","start":"16:14","end":"17:31","startHours":16.23730066899118,"endHours":17.52303855250505,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:31","end":"19:14","startHours":17.52303855250505,"endHours":19.23730066899118,"quality":"auspicious"},{"name":"Amṛta","start":"19:14","end":"20:57","startHours":19.23730066899118,"endHours":20.951562785477307,"quality":"auspicious"},{"name":"Kāla","start":"20:57","end":"22:40","startHours":20.951562785477307,"endHours":22.665824901963433,"quality":"inauspicious"},{"name":"Śubha","start":"22:40","end":"00:23","startHours":22.665824901963433,"endHours":24.380087018449565,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"02:06","startHours":24.380087018449565,"endHours":26.09434913493569,"quality":"inauspicious"},{"name":"Udveg","start":"02:06","end":"03:49","startHours":26.09434913493569,"endHours":27.80861125142182,"quality":"inauspicious"},{"name":"Chala","start":"03:49","end":"05:31","startHours":27.80861125142182,"endHours":29.52287336790795,"quality":"neutral"},{"name":"Labha","start":"05:31","end":"07:14","startHours":29.52287336790795,"endHours":31.237135484394077,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.237135484394077,"endHours":8.237135484394077,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.237135484394077,"endHours":9.237135484394077,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.237135484394077,"endHours":10.237135484394077,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.237135484394077,"endHours":11.237135484394077,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.237135484394077,"endHours":12.237135484394077,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.237135484394077,"endHours":13.237135484394077,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.237135484394077,"endHours":14.237135484394077,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.237135484394077,"endHours":15.237135484394077,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.237135484394077,"endHours":16.237135484394077,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.237135484394077,"endHours":17.237135484394077,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.237135484394077,"endHours":18.237135484394077,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.237135484394077,"endHours":19.237135484394077,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.237135484394077,"endHours":20.237135484394077,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.237135484394077,"endHours":21.237135484394077,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.237135484394077,"endHours":22.237135484394077,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.237135484394077,"endHours":23.237135484394077,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.237135484394077,"endHours":24.237135484394077,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.237135484394077,"endHours":25.237135484394077,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.237135484394077,"endHours":26.237135484394077,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.237135484394077,"endHours":27.237135484394077,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.237135484394077,"endHours":28.237135484394077,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.237135484394077,"endHours":29.237135484394077,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.237135484394077,"endHours":30.237135484394077,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.237135484394077,"endHours":31.237135484394077,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.55958474819416,"eotMinutes":-5.875621106973772,"ayanamsa":22.4563}},"calendars":{"vikram_samvat":1957,"vikram_samvatsara":"Pramādī","saka_samvat":1822,"saka_samvatsara":"Śārvarī","bengali_samvat":1307,"malayalam_era":1076,"nanakshahi_year":431,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Pañcamī · Vikram 1957 Pramādī · Śaka 1822 Śārvarī"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga January 6, 1900 CE · Ṛṣikeśa · Vidhyamitra","description":"January 6, 1900 CE for Ṛṣikeśa: Śukla Pañcamī, sūryodaya 07:14, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1900-01-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1900-01-06","sa":"https://sa.vidhyamitra.com/city/rishikesh/1900-01-06","hi":"https://hi.vidhyamitra.com/city/rishikesh/1900-01-06","x-default":"https://vidhyamitra.com/city/rishikesh/1900-01-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-27T12:07:55.667Z","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":"2026-05-27T12:07:55.667Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-27T12:07:55.667Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}