{"id":"vidhyamitra:city-day:rishikesh:1908-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1908-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1908-02-12","date_display":"February 12, 1908 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":1908,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417983.770833,"kali_year":5009,"ahargana":1829518.2708,"sun":{"sidereal_longitude":299.6707,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":59.1423,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.4716,"elapsed_within_tithi_degrees":11.4716},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1423,"elapsed_within_degrees":5.8089},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.813},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1908,"month":2,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2417983.770833,"ahargana":1829518.2708,"kali_year":5009,"ayanamsa_lahiri":22.5694,"grahas":{"sun":{"sidereal_longitude":299.373296,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":61.538095999999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false,"latitude":-1.8413},"mars":{"sidereal_longitude":1.017095999999981,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":318.662596,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":105.40419600000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"venus":{"sidereal_longitude":336.19399599999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":334.2496960000001,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":83.3178,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":263.3178,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1908,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2417983.770833,"kali_year":5009,"ahargana":1829518.2708,"sun":{"sidereal_longitude":299.6707,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":59.1423,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":119.4716,"elapsed_within_tithi_degrees":11.4716},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.1423,"elapsed_within_degrees":5.8089},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":358.813},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.841,"elongation":119.472},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.841,"opposition_distance":60.528}},"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":"07:01","sunsetLocal":"18:02","solarNoonLocal":"12:32","dayLengthHours":11.010267274027962,"dayLengthDisplay":"11 Hours 00 Mins 37 Secs","nightLengthDisplay":"12 Hours 59 Mins 23 Secs","moonriseLocal":"13:39","moonsetLocal":"03:41","rahuKala":{"name":"Rāhu Kāla","start":"12:32","end":"13:54","startHours":12.525405534914842,"endHours":13.901688944168336,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:24","end":"09:46","startHours":8.396555307154356,"endHours":9.77283871640785,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:09","end":"12:32","startHours":11.149122125661346,"endHours":12.525405534914842,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:57","startHours":9.589334261840719,"endHours":9.956343170974984,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:46","startHours":7.479033034318692,"endHours":7.7726401616261045,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:54","startHours":12.158396625780576,"endHours":12.892414444049106,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.552236261363799,"endHours":6.28625407963233,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:01","startHours":6.102749625065197,"endHours":7.0202718979008605,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.360450080586169,"endHours":15.094467898854699,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.830539171928823,"endHours":18.23053917192882,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:29","startHours":18.030539171928822,"endHours":18.489300308346653,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.780539171928822,"endHours":19.530539171928822,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:54","startHours":24.158396625780572,"endHours":24.892414444049106,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"07:01","end":"08:24","startHours":7.0202718979008605,"endHours":8.396555307154356,"quality":"auspicious"},{"name":"Amṛta","start":"08:24","end":"09:46","startHours":8.396555307154356,"endHours":9.77283871640785,"quality":"auspicious"},{"name":"Kāla","start":"09:46","end":"11:09","startHours":9.77283871640785,"endHours":11.149122125661346,"quality":"inauspicious"},{"name":"Śubha","start":"11:09","end":"12:32","startHours":11.149122125661346,"endHours":12.525405534914842,"quality":"auspicious"},{"name":"Roga","start":"12:32","end":"13:54","startHours":12.525405534914842,"endHours":13.901688944168336,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:17","startHours":13.901688944168336,"endHours":15.277972353421832,"quality":"inauspicious"},{"name":"Chala","start":"15:17","end":"16:39","startHours":15.277972353421832,"endHours":16.654255762675326,"quality":"neutral"},{"name":"Labha","start":"16:39","end":"18:02","startHours":16.654255762675326,"endHours":18.030539171928822,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:02","end":"19:39","startHours":18.030539171928822,"endHours":19.654255762675326,"quality":"inauspicious"},{"name":"Chala","start":"19:39","end":"21:17","startHours":19.654255762675326,"endHours":21.27797235342183,"quality":"neutral"},{"name":"Labha","start":"21:17","end":"22:54","startHours":21.27797235342183,"endHours":22.901688944168335,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:32","startHours":22.901688944168335,"endHours":24.525405534914842,"quality":"auspicious"},{"name":"Kāla","start":"00:32","end":"02:09","startHours":24.525405534914842,"endHours":26.149122125661346,"quality":"inauspicious"},{"name":"Śubha","start":"02:09","end":"03:46","startHours":26.149122125661346,"endHours":27.77283871640785,"quality":"auspicious"},{"name":"Roga","start":"03:46","end":"05:24","startHours":27.77283871640785,"endHours":29.396555307154358,"quality":"inauspicious"},{"name":"Udveg","start":"05:24","end":"07:01","startHours":29.396555307154358,"endHours":31.020271897900862,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.0202718979008605,"endHours":8.02027189790086,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.02027189790086,"endHours":9.02027189790086,"planetary_lord":"Venus"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.02027189790086,"endHours":10.02027189790086,"planetary_lord":"Sun"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.02027189790086,"endHours":11.02027189790086,"planetary_lord":"Mars"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.02027189790086,"endHours":12.02027189790086,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.02027189790086,"endHours":13.02027189790086,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.02027189790086,"endHours":14.02027189790086,"planetary_lord":"Moon"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.02027189790086,"endHours":15.02027189790086,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.02027189790086,"endHours":16.020271897900862,"planetary_lord":"Venus"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.020271897900862,"endHours":17.020271897900862,"planetary_lord":"Sun"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.020271897900862,"endHours":18.020271897900862,"planetary_lord":"Mars"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.020271897900862,"endHours":19.020271897900862,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.020271897900862,"endHours":20.020271897900862,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.020271897900862,"endHours":21.020271897900862,"planetary_lord":"Moon"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.020271897900862,"endHours":22.020271897900862,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.020271897900862,"endHours":23.020271897900862,"planetary_lord":"Venus"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.020271897900862,"endHours":24.020271897900862,"planetary_lord":"Sun"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.020271897900862,"endHours":25.020271897900862,"planetary_lord":"Mars"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.020271897900862,"endHours":26.020271897900862,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.020271897900862,"endHours":27.020271897900862,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.020271897900862,"endHours":28.020271897900862,"planetary_lord":"Moon"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.020271897900862,"endHours":29.020271897900862,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.020271897900862,"endHours":30.020271897900862,"planetary_lord":"Venus"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.020271897900862,"endHours":31.020271897900862,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"South-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-14.192583333537385,"eotMinutes":-14.594732094890398,"ayanamsa":22.5694}},"calendars":{"vikram_samvat":1965,"vikram_samvatsara":"Durmati","saka_samvat":1830,"saka_samvatsara":"Kīlaka","bengali_samvat":1315,"malayalam_era":1084,"nanakshahi_year":439,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Daśamī · Vikram 1965 Durmati · Śaka 1830 Kīlaka"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 February 12, 1908 CE · Ṛṣikeśa · Vidhyamitra","description":"February 12, 1908 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 07:01, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1908-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1908-02-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/1908-02-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/1908-02-12","x-default":"https://vidhyamitra.com/city/rishikesh/1908-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-26T10:24:13.018Z","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":"2026-05-26T10:24:13.018Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-26T10:24:13.018Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}