{"id":"vidhyamitra:city-day:rishikesh:1912-11-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1912-11-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1912-11-12","date_display":"November 12, 1912 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":1912,"month":11,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419718.770833,"kali_year":5014,"ahargana":1831253.2708,"sun":{"sidereal_longitude":206.2496,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":243.921,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.6713,"elapsed_within_tithi_degrees":1.6713},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.921,"elapsed_within_degrees":3.921},"yoga":{"number":7,"name":"Sukarma","sum_longitude":90.1706},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1912,"month":11,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2419718.770833,"ahargana":1831253.2708,"kali_year":5014,"ayanamsa_lahiri":22.6358,"grahas":{"sun":{"sidereal_longitude":206.664806,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":242.25190599999996,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":-4.2921},"mars":{"sidereal_longitude":205.69040599999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":228.822806,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":237.13230599999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":241.056106,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":39.839106000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":351.3891,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":171.3891,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"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":1912,"month":11,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2419718.770833,"kali_year":5014,"ahargana":1831253.2708,"sun":{"sidereal_longitude":206.2496,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":243.921,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.6713,"elapsed_within_tithi_degrees":1.6713},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.921,"elapsed_within_degrees":3.921},"yoga":{"number":7,"name":"Sukarma","sum_longitude":90.1706},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.292,"elongation":37.671},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.292,"opposition_distance":142.329}},"eclipse_window_40days":[{"offset_days":-17,"type":"lunar","occurs":true,"moon_latitude":1.195,"opposition_distance":1.426}]},"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":"06:40","sunsetLocal":"17:23","solarNoonLocal":"12:01","dayLengthHours":10.728980505456056,"dayLengthDisplay":"10 Hours 43 Mins 44 Secs","nightLengthDisplay":"13 Hours 16 Mins 16 Secs","moonriseLocal":"09:19","moonsetLocal":"19:29","rahuKala":{"name":"Rāhu Kāla","start":"14:42","end":"16:03","startHours":14.70720717553212,"endHours":16.04832973871413,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:21","end":"10:41","startHours":9.342716922804094,"endHours":10.6838394859861,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:01","end":"13:22","startHours":12.024962049168106,"endHours":13.366084612350114,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.163900581046493,"endHours":9.521533264561693,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:06","end":"07:24","startHours":7.107512650834082,"endHours":7.393618797646243,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:23","startHours":11.667329365652904,"endHours":12.382594732683309,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:14","end":"05:57","startHours":5.229941062379272,"endHours":5.945206429409676,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:46","end":"06:40","startHours":5.766390087652075,"endHours":6.6604717964400795,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:49","end":"14:32","startHours":13.813125466744117,"endHours":14.52839083377452,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:11","end":"17:35","startHours":17.189452301896136,"endHours":17.589452301896134,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:23","end":"17:50","startHours":17.389452301896135,"endHours":17.83649315629014,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:08","end":"18:53","startHours":17.139452301896135,"endHours":18.889452301896135,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:23","startHours":23.667329365652904,"endHours":24.38259473268331,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:40","end":"08:00","startHours":6.6604717964400795,"endHours":8.001594359622086,"quality":"inauspicious"},{"name":"Udveg","start":"08:00","end":"09:21","startHours":8.001594359622086,"endHours":9.342716922804094,"quality":"inauspicious"},{"name":"Chala","start":"09:21","end":"10:41","startHours":9.342716922804094,"endHours":10.6838394859861,"quality":"neutral"},{"name":"Labha","start":"10:41","end":"12:01","startHours":10.6838394859861,"endHours":12.024962049168106,"quality":"auspicious"},{"name":"Amṛta","start":"12:01","end":"13:22","startHours":12.024962049168106,"endHours":13.366084612350114,"quality":"auspicious"},{"name":"Kāla","start":"13:22","end":"14:42","startHours":13.366084612350114,"endHours":14.70720717553212,"quality":"inauspicious"},{"name":"Śubha","start":"14:42","end":"16:03","startHours":14.70720717553212,"endHours":16.04832973871413,"quality":"auspicious"},{"name":"Roga","start":"16:03","end":"17:23","startHours":16.04832973871413,"endHours":17.389452301896135,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:23","end":"19:03","startHours":17.389452301896135,"endHours":19.048329738714127,"quality":"inauspicious"},{"name":"Śubha","start":"19:03","end":"20:42","startHours":19.048329738714127,"endHours":20.707207175532123,"quality":"auspicious"},{"name":"Roga","start":"20:42","end":"22:22","startHours":20.707207175532123,"endHours":22.366084612350114,"quality":"inauspicious"},{"name":"Udveg","start":"22:22","end":"00:01","startHours":22.366084612350114,"endHours":24.024962049168106,"quality":"inauspicious"},{"name":"Chala","start":"00:01","end":"01:41","startHours":24.024962049168106,"endHours":25.6838394859861,"quality":"neutral"},{"name":"Labha","start":"01:41","end":"03:21","startHours":25.6838394859861,"endHours":27.342716922804094,"quality":"auspicious"},{"name":"Amṛta","start":"03:21","end":"05:00","startHours":27.342716922804094,"endHours":29.001594359622086,"quality":"auspicious"},{"name":"Kāla","start":"05:00","end":"06:40","startHours":29.001594359622086,"endHours":30.660471796440078,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:40","end":"07:40","startHours":6.6604717964400795,"endHours":7.6604717964400795,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:40","end":"08:40","startHours":7.6604717964400795,"endHours":8.66047179644008,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:40","end":"09:40","startHours":8.66047179644008,"endHours":9.66047179644008,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:40","end":"10:40","startHours":9.66047179644008,"endHours":10.66047179644008,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:40","end":"11:40","startHours":10.66047179644008,"endHours":11.66047179644008,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:40","end":"12:40","startHours":11.66047179644008,"endHours":12.66047179644008,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:40","end":"13:40","startHours":12.66047179644008,"endHours":13.66047179644008,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:40","end":"14:40","startHours":13.66047179644008,"endHours":14.66047179644008,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:40","end":"15:40","startHours":14.66047179644008,"endHours":15.66047179644008,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:40","end":"16:40","startHours":15.66047179644008,"endHours":16.660471796440078,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:40","end":"17:40","startHours":16.660471796440078,"endHours":17.660471796440078,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:40","end":"18:40","startHours":17.660471796440078,"endHours":18.660471796440078,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:40","end":"19:40","startHours":18.660471796440078,"endHours":19.660471796440078,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:40","end":"20:40","startHours":19.660471796440078,"endHours":20.660471796440078,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:40","end":"21:40","startHours":20.660471796440078,"endHours":21.660471796440078,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:40","end":"22:40","startHours":21.660471796440078,"endHours":22.660471796440078,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:40","end":"23:40","startHours":22.660471796440078,"endHours":23.660471796440078,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:40","end":"00:40","startHours":23.660471796440078,"endHours":24.660471796440078,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:40","end":"01:40","startHours":24.660471796440078,"endHours":25.660471796440078,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:40","end":"02:40","startHours":25.660471796440078,"endHours":26.660471796440078,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:40","end":"03:40","startHours":26.660471796440078,"endHours":27.660471796440078,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:40","end":"04:40","startHours":27.660471796440078,"endHours":28.660471796440078,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:40","end":"05:40","startHours":28.660471796440078,"endHours":29.660471796440078,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:40","end":"06:40","startHours":29.660471796440078,"endHours":30.660471796440078,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"North","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.549965064937748,"eotMinutes":15.431877049913563,"ayanamsa":22.6358}},"calendars":{"vikram_samvat":1969,"vikram_samvatsara":"Krodhana","saka_samvat":1834,"saka_samvatsara":"Paridhāvi","bengali_samvat":1319,"malayalam_era":1088,"nanakshahi_year":443,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Kārtika","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Śukla Caturthī · Vikram 1969 Krodhana · Śaka 1834 Paridhāvi"},"festivals":[{"id":"angarika-chaturthi","name":"Aṅgāraka Caturthī (Tuesday Caturthī)","name_sanskrit":"अङ्गारक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa + Maṅgala","significance":"Tuesday-Caturthī (rare); supremely auspicious for Maṅgala-doṣa-nivāraṇa.","vrata":true,"detection":{"any_of":[{"tithi_number":4,"vara_name":"Maṅgalavāra (Tuesday)"},{"tithi_number":19,"vara_name":"Maṅgalavāra (Tuesday)"}]},"precedence":3},{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 November 12, 1912 CE · Ṛṣikeśa · Vidhyamitra","description":"November 12, 1912 CE for Ṛṣikeśa: Śukla Caturthī, sūryodaya 06:40, sūryāsta 17:23.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1912-11-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1912-11-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/1912-11-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/1912-11-12","x-default":"https://vidhyamitra.com/city/rishikesh/1912-11-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T08:22:12.018Z","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":"2026-06-01T08:22:12.018Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T08:22:12.018Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}