{"id":"vidhyamitra:city-day:rishikesh:2100-01-02:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2100-01-02","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2100-01-02","date_display":"January 2, 2100 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":2100,"month":1,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488070.770833,"kali_year":5201,"ahargana":1899605.2708,"sun":{"sidereal_longitude":255.9544,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":145.6724,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.718,"elapsed_within_tithi_degrees":9.718},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":145.6724,"elapsed_within_degrees":12.339},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.6267},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"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":2100,"month":1,"day":2,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2488070.770833,"ahargana":1899605.2708,"kali_year":5201,"ayanamsa_lahiri":25.25,"grahas":{"sun":{"sidereal_longitude":256.426557,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":146.764457,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":0.3213},"mars":{"sidereal_longitude":3.259857000000011,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":263.10785699999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":174.73655699999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":294.67905700000006,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":179.20175700000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":329.7712,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":149.7712,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":2100,"month":1,"day":2,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2488070.770833,"kali_year":5201,"ahargana":1899605.2708,"sun":{"sidereal_longitude":255.9544,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":145.6724,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.718,"elapsed_within_tithi_degrees":9.718},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4,"moon_longitude":145.6724,"elapsed_within_degrees":12.339},"yoga":{"number":4,"name":"Saubhāgya","sum_longitude":41.6267},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.321,"elongation":110.282},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.321,"opposition_distance":69.718}},"eclipse_window_40days":[]},"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":"17:29","solarNoonLocal":"12:21","dayLengthHours":10.252365034542805,"dayLengthDisplay":"10 Hours 15 Mins 09 Secs","nightLengthDisplay":"13 Hours 44 Mins 51 Secs","moonriseLocal":"22:52","moonsetLocal":"11:12","rahuKala":{"name":"Rāhu Kāla","start":"09:47","end":"11:04","startHours":9.788230576120188,"endHours":11.069776205438039,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:38","end":"14:55","startHours":13.63286746407374,"endHours":14.914413093391591,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:14","end":"08:30","startHours":7.225139317484487,"endHours":8.506684946802338,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:37","end":"09:58","startHours":9.617357825544474,"endHours":9.959103326695901,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:39","end":"07:56","startHours":7.652321193923771,"endHours":7.925717594844913,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:42","startHours":12.009576333604462,"endHours":12.693067335907317,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:51","end":"06:32","startHours":5.85815731287878,"endHours":6.541648315181633,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:22","end":"07:14","startHours":6.37077556460592,"endHours":7.225139317484487,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:04","end":"14:45","startHours":14.060049340513023,"endHours":14.743540342815876,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:17","end":"17:41","startHours":17.277504352027293,"endHours":17.67750435202729,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:29","end":"17:54","startHours":17.477504352027292,"endHours":17.904686228466577,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:14","end":"18:59","startHours":17.227504352027292,"endHours":18.977504352027292,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:42","startHours":24.009576333604464,"endHours":24.693067335907315,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"07:14","end":"08:30","startHours":7.225139317484487,"endHours":8.506684946802338,"quality":"inauspicious"},{"name":"Śubha","start":"08:30","end":"09:47","startHours":8.506684946802338,"endHours":9.788230576120188,"quality":"auspicious"},{"name":"Roga","start":"09:47","end":"11:04","startHours":9.788230576120188,"endHours":11.069776205438039,"quality":"inauspicious"},{"name":"Udveg","start":"11:04","end":"12:21","startHours":11.069776205438039,"endHours":12.35132183475589,"quality":"inauspicious"},{"name":"Chala","start":"12:21","end":"13:38","startHours":12.35132183475589,"endHours":13.63286746407374,"quality":"neutral"},{"name":"Labha","start":"13:38","end":"14:55","startHours":13.63286746407374,"endHours":14.914413093391591,"quality":"auspicious"},{"name":"Amṛta","start":"14:55","end":"16:12","startHours":14.914413093391591,"endHours":16.19595872270944,"quality":"auspicious"},{"name":"Kāla","start":"16:12","end":"17:29","startHours":16.19595872270944,"endHours":17.477504352027292,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:29","end":"19:12","startHours":17.477504352027292,"endHours":19.19595872270944,"quality":"auspicious"},{"name":"Amṛta","start":"19:12","end":"20:55","startHours":19.19595872270944,"endHours":20.91441309339159,"quality":"auspicious"},{"name":"Kāla","start":"20:55","end":"22:38","startHours":20.91441309339159,"endHours":22.63286746407374,"quality":"inauspicious"},{"name":"Śubha","start":"22:38","end":"00:21","startHours":22.63286746407374,"endHours":24.35132183475589,"quality":"auspicious"},{"name":"Roga","start":"00:21","end":"02:04","startHours":24.35132183475589,"endHours":26.06977620543804,"quality":"inauspicious"},{"name":"Udveg","start":"02:04","end":"03:47","startHours":26.06977620543804,"endHours":27.78823057612019,"quality":"inauspicious"},{"name":"Chala","start":"03:47","end":"05:30","startHours":27.78823057612019,"endHours":29.506684946802338,"quality":"neutral"},{"name":"Labha","start":"05:30","end":"07:14","startHours":29.506684946802338,"endHours":31.225139317484487,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:14","end":"08:14","startHours":7.225139317484487,"endHours":8.225139317484487,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"08:14","end":"09:14","startHours":8.225139317484487,"endHours":9.225139317484487,"planetary_lord":"Moon"},{"name":"Hora 3","start":"09:14","end":"10:14","startHours":9.225139317484487,"endHours":10.225139317484487,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"10:14","end":"11:14","startHours":10.225139317484487,"endHours":11.225139317484487,"planetary_lord":"Venus"},{"name":"Hora 5","start":"11:14","end":"12:14","startHours":11.225139317484487,"endHours":12.225139317484487,"planetary_lord":"Sun"},{"name":"Hora 6","start":"12:14","end":"13:14","startHours":12.225139317484487,"endHours":13.225139317484487,"planetary_lord":"Mars"},{"name":"Hora 7","start":"13:14","end":"14:14","startHours":13.225139317484487,"endHours":14.225139317484487,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"14:14","end":"15:14","startHours":14.225139317484487,"endHours":15.225139317484487,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"15:14","end":"16:14","startHours":15.225139317484487,"endHours":16.225139317484487,"planetary_lord":"Moon"},{"name":"Hora 10","start":"16:14","end":"17:14","startHours":16.225139317484487,"endHours":17.225139317484487,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"17:14","end":"18:14","startHours":17.225139317484487,"endHours":18.225139317484487,"planetary_lord":"Venus"},{"name":"Hora 12","start":"18:14","end":"19:14","startHours":18.225139317484487,"endHours":19.225139317484487,"planetary_lord":"Sun"},{"name":"Hora 13","start":"19:14","end":"20:14","startHours":19.225139317484487,"endHours":20.225139317484487,"planetary_lord":"Mars"},{"name":"Hora 14","start":"20:14","end":"21:14","startHours":20.225139317484487,"endHours":21.225139317484487,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"21:14","end":"22:14","startHours":21.225139317484487,"endHours":22.225139317484487,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"22:14","end":"23:14","startHours":22.225139317484487,"endHours":23.225139317484487,"planetary_lord":"Moon"},{"name":"Hora 17","start":"23:14","end":"00:14","startHours":23.225139317484487,"endHours":24.225139317484487,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"00:14","end":"01:14","startHours":24.225139317484487,"endHours":25.225139317484487,"planetary_lord":"Venus"},{"name":"Hora 19","start":"01:14","end":"02:14","startHours":25.225139317484487,"endHours":26.225139317484487,"planetary_lord":"Sun"},{"name":"Hora 20","start":"02:14","end":"03:14","startHours":26.225139317484487,"endHours":27.225139317484487,"planetary_lord":"Mars"},{"name":"Hora 21","start":"03:14","end":"04:14","startHours":27.225139317484487,"endHours":28.225139317484487,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"04:14","end":"05:14","startHours":28.225139317484487,"endHours":29.225139317484487,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"05:14","end":"06:14","startHours":29.225139317484487,"endHours":30.225139317484487,"planetary_lord":"Moon"},{"name":"Hora 24","start":"06:14","end":"07:14","startHours":30.225139317484487,"endHours":31.225139317484487,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.923495194694322,"eotMinutes":-4.149710085353452,"ayanamsa":25.25}},"calendars":{"vikram_samvat":2157,"vikram_samvatsara":"Śrīmukha","saka_samvat":2022,"saka_samvatsara":"Raudra","bengali_samvat":1507,"malayalam_era":1276,"nanakshahi_year":631,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Ṣaṣṭhī · Vikram 2157 Śrīmukha · Śaka 2022 Raudra"},"festivals":[],"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 2, 2100 CE · Ṛṣikeśa · Vidhyamitra","description":"January 2, 2100 CE for Ṛṣikeśa: Kṛṣṇa Ṣaṣṭhī, sūryodaya 07:14, sūryāsta 17:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2100-01-02","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2100-01-02","sa":"https://sa.vidhyamitra.com/city/rishikesh/2100-01-02","hi":"https://hi.vidhyamitra.com/city/rishikesh/2100-01-02","x-default":"https://vidhyamitra.com/city/rishikesh/2100-01-02"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T04:47:53.482Z","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":"2026-06-01T04:47:53.482Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T04:47:53.482Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}