{"id":"vidhyamitra:city-day:rishikesh:1903-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1903-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1903-02-12","date_display":"February 12, 1903 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":1903,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2416157.770833,"kali_year":5004,"ahargana":1827692.2708,"sun":{"sidereal_longitude":299.9693,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":120.9329,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.9636,"elapsed_within_tithi_degrees":0.9636},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.9329,"elapsed_within_degrees":0.9329},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.9022},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1903,"month":2,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2416157.770833,"ahargana":1827692.2708,"kali_year":5004,"ayanamsa_lahiri":22.4996,"grahas":{"sun":{"sidereal_longitude":299.6580630000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":119.57886299999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false,"latitude":-3.8617},"mars":{"sidereal_longitude":174.80656299999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":282.75826299999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":306.949163,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":318.864963,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":281.48296300000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":180.068,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":0.068,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":1903,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2416157.770833,"kali_year":5004,"ahargana":1827692.2708,"sun":{"sidereal_longitude":299.9693,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":120.9329,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.9636,"elapsed_within_tithi_degrees":0.9636},"nakshatra":{"number":10,"name":"Maghā","pada":1,"moon_longitude":120.9329,"elapsed_within_degrees":0.9329},"yoga":{"number":5,"name":"Śobhana","sum_longitude":60.9022},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.862,"elongation":179.036},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.862,"opposition_distance":0.964}},"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":11.015987585209036,"dayLengthDisplay":"11 Hours 00 Mins 58 Secs","nightLengthDisplay":"12 Hours 59 Mins 02 Secs","moonriseLocal":"17:55","moonsetLocal":"07:08","rahuKala":{"name":"Rāhu Kāla","start":"13:54","end":"15:17","startHours":13.90240398306597,"endHours":15.2794024312171,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:01","end":"08:24","startHours":7.017411742310322,"endHours":8.394410190461452,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:46","end":"11:09","startHours":9.77140863861258,"endHours":11.148407086763712,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:57","startHours":9.587808845525764,"endHours":9.955008431699397,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:46","startHours":7.476411225027364,"endHours":7.770170893966272,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:54","startHours":12.158205948741205,"endHours":12.892605121088476,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.548613397615783,"endHours":6.283012569963053,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:01","startHours":6.099412776876235,"endHours":7.017411742310322,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.361403465783013,"endHours":15.095802638130282,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.83339932751936,"endHours":18.233399327519358,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:30","startHours":18.03339932751936,"endHours":18.492398810236402,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.78339932751936,"endHours":19.53339932751936,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:54","startHours":24.158205948741205,"endHours":24.892605121088472,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:01","end":"08:24","startHours":7.017411742310322,"endHours":8.394410190461452,"quality":"auspicious"},{"name":"Roga","start":"08:24","end":"09:46","startHours":8.394410190461452,"endHours":9.77140863861258,"quality":"inauspicious"},{"name":"Udveg","start":"09:46","end":"11:09","startHours":9.77140863861258,"endHours":11.148407086763712,"quality":"inauspicious"},{"name":"Chala","start":"11:09","end":"12:32","startHours":11.148407086763712,"endHours":12.525405534914839,"quality":"neutral"},{"name":"Labha","start":"12:32","end":"13:54","startHours":12.525405534914839,"endHours":13.90240398306597,"quality":"auspicious"},{"name":"Amṛta","start":"13:54","end":"15:17","startHours":13.90240398306597,"endHours":15.2794024312171,"quality":"auspicious"},{"name":"Kāla","start":"15:17","end":"16:39","startHours":15.2794024312171,"endHours":16.656400879368228,"quality":"inauspicious"},{"name":"Śubha","start":"16:39","end":"18:02","startHours":16.656400879368228,"endHours":18.03339932751936,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:02","end":"19:39","startHours":18.03339932751936,"endHours":19.656400879368228,"quality":"auspicious"},{"name":"Kāla","start":"19:39","end":"21:17","startHours":19.656400879368228,"endHours":21.2794024312171,"quality":"inauspicious"},{"name":"Śubha","start":"21:17","end":"22:54","startHours":21.2794024312171,"endHours":22.90240398306597,"quality":"auspicious"},{"name":"Roga","start":"22:54","end":"00:32","startHours":22.90240398306597,"endHours":24.52540553491484,"quality":"inauspicious"},{"name":"Udveg","start":"00:32","end":"02:09","startHours":24.52540553491484,"endHours":26.14840708676371,"quality":"inauspicious"},{"name":"Chala","start":"02:09","end":"03:46","startHours":26.14840708676371,"endHours":27.77140863861258,"quality":"neutral"},{"name":"Labha","start":"03:46","end":"05:24","startHours":27.77140863861258,"endHours":29.39441019046145,"quality":"auspicious"},{"name":"Amṛta","start":"05:24","end":"07:01","startHours":29.39441019046145,"endHours":31.017411742310323,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.017411742310322,"endHours":8.017411742310323,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.017411742310323,"endHours":9.017411742310323,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.017411742310323,"endHours":10.017411742310323,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.017411742310323,"endHours":11.017411742310323,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.017411742310323,"endHours":12.017411742310323,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.017411742310323,"endHours":13.017411742310323,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.017411742310323,"endHours":14.017411742310323,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.017411742310323,"endHours":15.017411742310323,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.017411742310323,"endHours":16.017411742310323,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.017411742310323,"endHours":17.017411742310323,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.017411742310323,"endHours":18.017411742310323,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.017411742310323,"endHours":19.017411742310323,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.017411742310323,"endHours":20.017411742310323,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.017411742310323,"endHours":21.017411742310323,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.017411742310323,"endHours":22.017411742310323,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.017411742310323,"endHours":23.017411742310323,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.017411742310323,"endHours":24.017411742310323,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.017411742310323,"endHours":25.017411742310323,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.017411742310323,"endHours":26.017411742310323,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.017411742310323,"endHours":27.017411742310323,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.017411742310323,"endHours":28.017411742310323,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.017411742310323,"endHours":29.017411742310323,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.017411742310323,"endHours":30.017411742310323,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.017411742310323,"endHours":31.017411742310323,"planetary_lord":"Moon"}],"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":["Meṣa","Vṛṣabha","Karka","Kanyā","Dhanu","Makara"],"unfavorable_rashis":["Mithuna","Siṃha","Tulā","Vṛścika","Kumbha","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South-West","rahuVasa":"North-West","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-14.1230508834182,"eotMinutes":-14.594732094890398,"ayanamsa":22.4996}},"calendars":{"vikram_samvat":1960,"vikram_samvatsara":"Nala","saka_samvat":1825,"saka_samvatsara":"Śobhana","bengali_samvat":1310,"malayalam_era":1079,"nanakshahi_year":434,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Pratipada · Vikram 1960 Nala · Śaka 1825 Śobhana"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi_ingress":"Kumbha"},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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, 1903 CE · Ṛṣikeśa · Vidhyamitra","description":"February 12, 1903 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 07:01, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1903-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1903-02-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/1903-02-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/1903-02-12","x-default":"https://vidhyamitra.com/city/rishikesh/1903-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:29:06.280Z","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":"2026-05-31T19:29:06.280Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:29:06.280Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}