{"id":"vidhyamitra:city-day:rishikesh:2123-04-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2123-04-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2123-04-12","date_display":"April 12, 2123 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":2123,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496570.770833,"kali_year":5224,"ahargana":1908105.2708,"sun":{"sidereal_longitude":355.9612,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":191.2429,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.2817,"elapsed_within_tithi_degrees":3.2817},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.2429,"elapsed_within_degrees":4.5763},"yoga":{"number":15,"name":"Vajra","sum_longitude":187.2042},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2123,"month":4,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496570.770833,"ahargana":1908105.2708,"kali_year":5224,"ayanamsa_lahiri":25.5751,"grahas":{"sun":{"sidereal_longitude":356.101795,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":189.14979500000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false,"latitude":-3.3509},"mars":{"sidereal_longitude":138.35279500000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":346.260795,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":147.088395,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":329.13119499999993,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":88.83169499999997,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":239.4003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":59.4003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":2123,"month":4,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496570.770833,"kali_year":5224,"ahargana":1908105.2708,"sun":{"sidereal_longitude":355.9612,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":191.2429,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":195.2817,"elapsed_within_tithi_degrees":3.2817},"nakshatra":{"number":15,"name":"Svātī","pada":2,"moon_longitude":191.2429,"elapsed_within_degrees":4.5763},"yoga":{"number":15,"name":"Vajra","sum_longitude":187.2042},"karana":{"half_tithi_index":32,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.351,"elongation":164.718},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.351,"opposition_distance":15.282}},"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":"05:54","sunsetLocal":"18:42","solarNoonLocal":"12:18","dayLengthHours":12.788539929907138,"dayLengthDisplay":"12 Hours 47 Mins 19 Secs","nightLengthDisplay":"11 Hours 12 Mins 41 Secs","moonriseLocal":"19:38","moonsetLocal":"06:42","rahuKala":{"name":"Rāhu Kāla","start":"07:30","end":"09:06","startHours":7.503849212277178,"endHours":9.10241670351557,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:42","end":"12:18","startHours":10.700984194753962,"endHours":12.299551685992355,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:30","startHours":13.898119177230747,"endHours":15.496686668469138,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:19","startHours":8.889274371350451,"endHours":9.315559035680689,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:26","end":"06:47","startHours":6.438137551451583,"endHours":6.779165282915773,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:44","startHours":11.873267021662118,"endHours":12.725836350322593,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:12","end":"05:03","startHours":4.200143063717833,"endHours":5.05271239237831,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:50","end":"05:54","startHours":4.839570060213191,"endHours":5.905281721038786,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:17","startHours":14.430975007643543,"endHours":15.283544336304018,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.493821650945925,"endHours":18.893821650945924,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:14","startHours":18.693821650945925,"endHours":19.22667748135872,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.443821650945925,"endHours":20.193821650945925,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:44","startHours":23.873267021662116,"endHours":24.725836350322595,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:54","end":"07:30","startHours":5.905281721038786,"endHours":7.503849212277178,"quality":"auspicious"},{"name":"Kāla","start":"07:30","end":"09:06","startHours":7.503849212277178,"endHours":9.10241670351557,"quality":"inauspicious"},{"name":"Śubha","start":"09:06","end":"10:42","startHours":9.10241670351557,"endHours":10.700984194753962,"quality":"auspicious"},{"name":"Roga","start":"10:42","end":"12:18","startHours":10.700984194753962,"endHours":12.299551685992355,"quality":"inauspicious"},{"name":"Udveg","start":"12:18","end":"13:54","startHours":12.299551685992355,"endHours":13.898119177230747,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:30","startHours":13.898119177230747,"endHours":15.496686668469138,"quality":"neutral"},{"name":"Labha","start":"15:30","end":"17:06","startHours":15.496686668469138,"endHours":17.095254159707533,"quality":"auspicious"},{"name":"Amṛta","start":"17:06","end":"18:42","startHours":17.095254159707533,"endHours":18.693821650945925,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:42","end":"20:06","startHours":18.693821650945925,"endHours":20.095254159707533,"quality":"neutral"},{"name":"Labha","start":"20:06","end":"21:30","startHours":20.095254159707533,"endHours":21.49668666846914,"quality":"auspicious"},{"name":"Amṛta","start":"21:30","end":"22:54","startHours":21.49668666846914,"endHours":22.898119177230747,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:18","startHours":22.898119177230747,"endHours":24.299551685992355,"quality":"inauspicious"},{"name":"Śubha","start":"00:18","end":"01:42","startHours":24.299551685992355,"endHours":25.700984194753964,"quality":"auspicious"},{"name":"Roga","start":"01:42","end":"03:06","startHours":25.700984194753964,"endHours":27.102416703515573,"quality":"inauspicious"},{"name":"Udveg","start":"03:06","end":"04:30","startHours":27.102416703515573,"endHours":28.503849212277178,"quality":"inauspicious"},{"name":"Chala","start":"04:30","end":"05:54","startHours":28.503849212277178,"endHours":29.905281721038786,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:54","end":"06:54","startHours":5.905281721038786,"endHours":6.905281721038786,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:54","end":"07:54","startHours":6.905281721038786,"endHours":7.905281721038786,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:54","end":"08:54","startHours":7.905281721038786,"endHours":8.905281721038786,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:54","end":"09:54","startHours":8.905281721038786,"endHours":9.905281721038786,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:54","end":"10:54","startHours":9.905281721038786,"endHours":10.905281721038786,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:54","end":"11:54","startHours":10.905281721038786,"endHours":11.905281721038786,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:54","end":"12:54","startHours":11.905281721038786,"endHours":12.905281721038786,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:54","end":"13:54","startHours":12.905281721038786,"endHours":13.905281721038786,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:54","end":"14:54","startHours":13.905281721038786,"endHours":14.905281721038786,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:54","end":"15:54","startHours":14.905281721038786,"endHours":15.905281721038786,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:54","end":"16:54","startHours":15.905281721038786,"endHours":16.905281721038786,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:54","end":"17:54","startHours":16.905281721038786,"endHours":17.905281721038786,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:54","end":"18:54","startHours":17.905281721038786,"endHours":18.905281721038786,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:54","end":"19:54","startHours":18.905281721038786,"endHours":19.905281721038786,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:54","end":"20:54","startHours":19.905281721038786,"endHours":20.905281721038786,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:54","end":"21:54","startHours":20.905281721038786,"endHours":21.905281721038786,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:54","end":"22:54","startHours":21.905281721038786,"endHours":22.905281721038786,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:54","end":"23:54","startHours":22.905281721038786,"endHours":23.905281721038786,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:54","end":"00:54","startHours":23.905281721038786,"endHours":24.905281721038786,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:54","end":"01:54","startHours":24.905281721038786,"endHours":25.905281721038786,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:54","end":"02:54","startHours":25.905281721038786,"endHours":26.905281721038786,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:54","end":"03:54","startHours":26.905281721038786,"endHours":27.905281721038786,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:54","end":"04:54","startHours":27.905281721038786,"endHours":28.905281721038786,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:54","end":"05:54","startHours":28.905281721038786,"endHours":29.905281721038786,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":8.447971338895844,"eotMinutes":-1.043501159541278,"ayanamsa":25.5751}},"calendars":{"vikram_samvat":2180,"vikram_samvatsara":"Durmukhi","saka_samvat":2045,"saka_samvatsara":"Subhānu","bengali_samvat":1530,"malayalam_era":1299,"nanakshahi_year":654,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Dvitīyā · Vikram 2180 Durmukhi · Śaka 2045 Subhānu"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 April 12, 2123 CE · Ṛṣikeśa · Vidhyamitra","description":"April 12, 2123 CE for Ṛṣikeśa: Kṛṣṇa Dvitīyā, sūryodaya 05:54, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2123-04-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2123-04-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/2123-04-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/2123-04-12","x-default":"https://vidhyamitra.com/city/rishikesh/2123-04-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T16:24:19.719Z","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":"2026-05-31T16:24:19.719Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T16:24:19.719Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}