{"id":"vidhyamitra:city-day:rishikesh:1898-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1898-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1898-01-01","date_display":"January 1, 1898 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":1898,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2414290.770833,"kali_year":4999,"ahargana":1825825.2708,"sun":{"sidereal_longitude":258.287,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":359.588,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.301,"elapsed_within_tithi_degrees":5.301},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.588,"elapsed_within_degrees":12.9213},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.875},"karana":{"half_tithi_index":16,"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":1898,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2414290.770833,"ahargana":1825825.2708,"kali_year":4999,"ayanamsa_lahiri":22.4282,"grahas":{"sun":{"sidereal_longitude":258.265796,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":2.2712960000000066,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":4.4394},"mars":{"sidereal_longitude":248.16429599999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":271.67769599999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":167.777696,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"venus":{"sidereal_longitude":248.67899599999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":226.141396,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":278.9907,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":98.9907,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1898,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2414290.770833,"kali_year":4999,"ahargana":1825825.2708,"sun":{"sidereal_longitude":258.287,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":359.588,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":101.301,"elapsed_within_tithi_degrees":5.301},"nakshatra":{"number":27,"name":"Revatī","pada":4,"moon_longitude":359.588,"elapsed_within_degrees":12.9213},"yoga":{"number":20,"name":"Śiva","sum_longitude":257.875},"karana":{"half_tithi_index":16,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.439,"elongation":101.301},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.439,"opposition_distance":78.699}},"eclipse_window_40days":[{"offset_days":7,"type":"lunar","occurs":true,"moon_latitude":0.988,"opposition_distance":0.446}]},"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":"07:13","sunsetLocal":"17:28","solarNoonLocal":"12:21","dayLengthHours":10.24474846462568,"dayLengthDisplay":"10 Hours 14 Mins 41 Secs","nightLengthDisplay":"13 Hours 45 Mins 19 Secs","moonriseLocal":"12:51","moonsetLocal":"01:42","rahuKala":{"name":"Rāhu Kāla","start":"09:47","end":"11:04","startHours":9.782725855900182,"endHours":11.063319413978391,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:37","end":"14:54","startHours":13.624506530134811,"endHours":14.905100088213022,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:13","end":"08:30","startHours":7.221538739743761,"endHours":8.502132297821971,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:57","startHours":9.61198004815642,"endHours":9.953471663643942,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:55","startHours":7.648403259103165,"endHours":7.921596551493183,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:00","end":"12:41","startHours":12.002421356569078,"endHours":12.685404587544122,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.85557227779367,"endHours":6.538555508768716,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:13","startHours":6.367809701024955,"endHours":7.221538739743761,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:44","startHours":14.051371049494215,"endHours":14.73435428046926,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:16","end":"17:40","startHours":17.26628720436944,"endHours":17.66628720436944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:28","end":"17:54","startHours":17.46628720436944,"endHours":17.89315172372884,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:13","end":"18:58","startHours":17.21628720436944,"endHours":18.96628720436944,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:00","end":"00:41","startHours":24.002421356569076,"endHours":24.685404587544124,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:13","end":"08:30","startHours":7.221538739743761,"endHours":8.502132297821971,"quality":"inauspicious"},{"name":"Śubha","start":"08:30","end":"09:47","startHours":8.502132297821971,"endHours":9.782725855900182,"quality":"auspicious"},{"name":"Roga","start":"09:47","end":"11:04","startHours":9.782725855900182,"endHours":11.063319413978391,"quality":"inauspicious"},{"name":"Udveg","start":"11:04","end":"12:21","startHours":11.063319413978391,"endHours":12.3439129720566,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:37","startHours":12.3439129720566,"endHours":13.624506530134811,"quality":"neutral"},{"name":"Labha","start":"13:37","end":"14:54","startHours":13.624506530134811,"endHours":14.905100088213022,"quality":"auspicious"},{"name":"Amṛta","start":"14:54","end":"16:11","startHours":14.905100088213022,"endHours":16.18569364629123,"quality":"auspicious"},{"name":"Kāla","start":"16:11","end":"17:28","startHours":16.18569364629123,"endHours":17.46628720436944,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:28","end":"19:11","startHours":17.46628720436944,"endHours":19.18569364629123,"quality":"auspicious"},{"name":"Amṛta","start":"19:11","end":"20:54","startHours":19.18569364629123,"endHours":20.90510008821302,"quality":"auspicious"},{"name":"Kāla","start":"20:54","end":"22:37","startHours":20.90510008821302,"endHours":22.62450653013481,"quality":"inauspicious"},{"name":"Śubha","start":"22:37","end":"00:21","startHours":22.62450653013481,"endHours":24.3439129720566,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"02:04","startHours":24.3439129720566,"endHours":26.06331941397839,"quality":"inauspicious"},{"name":"Udveg","start":"02:04","end":"03:47","startHours":26.06331941397839,"endHours":27.782725855900182,"quality":"inauspicious"},{"name":"Chala","start":"03:47","end":"05:30","startHours":27.782725855900182,"endHours":29.50213229782197,"quality":"neutral"},{"name":"Labha","start":"05:30","end":"07:13","startHours":29.50213229782197,"endHours":31.22153873974376,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:13","end":"08:13","startHours":7.221538739743761,"endHours":8.22153873974376,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:13","end":"09:13","startHours":8.22153873974376,"endHours":9.22153873974376,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:13","end":"10:13","startHours":9.22153873974376,"endHours":10.22153873974376,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:13","end":"11:13","startHours":10.22153873974376,"endHours":11.22153873974376,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:13","end":"12:13","startHours":11.22153873974376,"endHours":12.22153873974376,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:13","end":"13:13","startHours":12.22153873974376,"endHours":13.22153873974376,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:13","end":"14:13","startHours":13.22153873974376,"endHours":14.22153873974376,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:13","end":"15:13","startHours":14.22153873974376,"endHours":15.22153873974376,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:13","end":"16:13","startHours":15.22153873974376,"endHours":16.22153873974376,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:13","end":"17:13","startHours":16.22153873974376,"endHours":17.22153873974376,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:13","end":"18:13","startHours":17.22153873974376,"endHours":18.22153873974376,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:13","end":"19:13","startHours":18.22153873974376,"endHours":19.22153873974376,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:13","end":"20:13","startHours":19.22153873974376,"endHours":20.22153873974376,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:13","end":"21:13","startHours":20.22153873974376,"endHours":21.22153873974376,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:13","end":"22:13","startHours":21.22153873974376,"endHours":22.22153873974376,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:13","end":"23:13","startHours":22.22153873974376,"endHours":23.22153873974376,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:13","end":"00:13","startHours":23.22153873974376,"endHours":24.22153873974376,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:13","end":"01:13","startHours":24.22153873974376,"endHours":25.22153873974376,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:13","end":"02:13","startHours":25.22153873974376,"endHours":26.22153873974376,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:13","end":"03:13","startHours":26.22153873974376,"endHours":27.22153873974376,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:13","end":"04:13","startHours":27.22153873974376,"endHours":28.22153873974376,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:13","end":"05:13","startHours":28.22153873974376,"endHours":29.22153873974376,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:13","end":"06:13","startHours":29.22153873974376,"endHours":30.22153873974376,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:13","end":"07:13","startHours":30.22153873974376,"endHours":31.22153873974376,"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"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":-23.005826995589995,"eotMinutes":-3.705178323396069,"ayanamsa":22.4282}},"calendars":{"vikram_samvat":1955,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1820,"saka_samvatsara":"Vilambī","bengali_samvat":1305,"malayalam_era":1074,"nanakshahi_year":429,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Navamī · Vikram 1955 Virodhakṛt · Śaka 1820 Vilambī"},"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":[{"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":"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 1, 1898 CE · Ṛṣikeśa · Vidhyamitra","description":"January 1, 1898 CE for Ṛṣikeśa: Śukla Navamī, sūryodaya 07:13, sūryāsta 17:28.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1898-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1898-01-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/1898-01-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/1898-01-01","x-default":"https://vidhyamitra.com/city/rishikesh/1898-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-27T10:16:24.795Z","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":"2026-05-27T10:16:24.795Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-27T10:16:24.795Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}