{"id":"vidhyamitra:city-day:rishikesh:2171-03-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2171-03-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2171-03-25","date_display":"March 25, 2171 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":2171,"month":3,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514084.770833,"kali_year":5272,"ahargana":1925619.2708,"sun":{"sidereal_longitude":337.8046,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":197.8618,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":220.0572,"elapsed_within_tithi_degrees":4.0572},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.8618,"elapsed_within_degrees":11.1951},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.6664},"karana":{"half_tithi_index":36,"name":"Bava"},"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":2171,"month":3,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2514084.770833,"ahargana":1925619.2708,"kali_year":5272,"ayanamsa_lahiri":26.2449,"grahas":{"sun":{"sidereal_longitude":338.024731,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":201.25793099999999,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":1.0543},"mars":{"sidereal_longitude":342.976631,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":308.712031,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":166.96433100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":true},"venus":{"sidereal_longitude":309.506431,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":314.113431,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":31.4243,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":211.4243,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","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":2171,"month":3,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2514084.770833,"kali_year":5272,"ahargana":1925619.2708,"sun":{"sidereal_longitude":337.8046,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":197.8618,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":220.0572,"elapsed_within_tithi_degrees":4.0572},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":197.8618,"elapsed_within_degrees":11.1951},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.6664},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.054,"elongation":139.943},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.054,"opposition_distance":40.057}},"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":"06:16","sunsetLocal":"18:31","solarNoonLocal":"12:24","dayLengthHours":12.259582683268647,"dayLengthDisplay":"12 Hours 15 Mins 34 Secs","nightLengthDisplay":"11 Hours 44 Mins 26 Secs","moonriseLocal":"21:55","moonsetLocal":"08:38","rahuKala":{"name":"Rāhu Kāla","start":"07:48","end":"09:20","startHours":7.794479441668938,"endHours":9.32692727707752,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:52","end":"12:24","startHours":10.859375112486099,"endHours":12.391822947894681,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:55","end":"15:27","startHours":13.92427078330326,"endHours":15.456718618711843,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:07","end":"09:32","startHours":9.122600899023041,"endHours":9.531253655131996,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:46","end":"07:06","startHours":6.77284755139655,"endHours":7.099769756283714,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:48","startHours":11.983170191785726,"endHours":12.800475704003636,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:38","end":"05:27","startHours":4.627420581824538,"endHours":5.444726094042447,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:14","end":"06:16","startHours":5.240399715987969,"endHours":6.262031606260357,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:15","startHours":14.435086728439455,"endHours":15.252392240657365,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:19","end":"18:43","startHours":18.321614289529006,"endHours":18.721614289529004,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:31","end":"19:02","startHours":18.521614289529005,"endHours":19.0324302346652,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:16","end":"20:01","startHours":18.271614289529005,"endHours":20.021614289529005,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:48","startHours":23.983170191785728,"endHours":24.800475704003635,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:16","end":"07:48","startHours":6.262031606260357,"endHours":7.794479441668938,"quality":"auspicious"},{"name":"Kāla","start":"07:48","end":"09:20","startHours":7.794479441668938,"endHours":9.32692727707752,"quality":"inauspicious"},{"name":"Śubha","start":"09:20","end":"10:52","startHours":9.32692727707752,"endHours":10.859375112486099,"quality":"auspicious"},{"name":"Roga","start":"10:52","end":"12:24","startHours":10.859375112486099,"endHours":12.391822947894681,"quality":"inauspicious"},{"name":"Udveg","start":"12:24","end":"13:55","startHours":12.391822947894681,"endHours":13.92427078330326,"quality":"inauspicious"},{"name":"Chala","start":"13:55","end":"15:27","startHours":13.92427078330326,"endHours":15.456718618711843,"quality":"neutral"},{"name":"Labha","start":"15:27","end":"16:59","startHours":15.456718618711843,"endHours":16.989166454120422,"quality":"auspicious"},{"name":"Amṛta","start":"16:59","end":"18:31","startHours":16.989166454120422,"endHours":18.521614289529005,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:31","end":"19:59","startHours":18.521614289529005,"endHours":19.989166454120422,"quality":"neutral"},{"name":"Labha","start":"19:59","end":"21:27","startHours":19.989166454120422,"endHours":21.456718618711843,"quality":"auspicious"},{"name":"Amṛta","start":"21:27","end":"22:55","startHours":21.456718618711843,"endHours":22.924270783303264,"quality":"auspicious"},{"name":"Kāla","start":"22:55","end":"00:24","startHours":22.924270783303264,"endHours":24.39182294789468,"quality":"inauspicious"},{"name":"Śubha","start":"00:24","end":"01:52","startHours":24.39182294789468,"endHours":25.8593751124861,"quality":"auspicious"},{"name":"Roga","start":"01:52","end":"03:20","startHours":25.8593751124861,"endHours":27.32692727707752,"quality":"inauspicious"},{"name":"Udveg","start":"03:20","end":"04:48","startHours":27.32692727707752,"endHours":28.79447944166894,"quality":"inauspicious"},{"name":"Chala","start":"04:48","end":"06:16","startHours":28.79447944166894,"endHours":30.262031606260358,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:16","end":"07:16","startHours":6.262031606260357,"endHours":7.262031606260357,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:16","end":"08:16","startHours":7.262031606260357,"endHours":8.262031606260358,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:16","end":"09:16","startHours":8.262031606260358,"endHours":9.262031606260358,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:16","end":"10:16","startHours":9.262031606260358,"endHours":10.262031606260358,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:16","end":"11:16","startHours":10.262031606260358,"endHours":11.262031606260358,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:16","end":"12:16","startHours":11.262031606260358,"endHours":12.262031606260358,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:16","end":"13:16","startHours":12.262031606260358,"endHours":13.262031606260358,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:16","end":"14:16","startHours":13.262031606260358,"endHours":14.262031606260358,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:16","end":"15:16","startHours":14.262031606260358,"endHours":15.262031606260358,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:16","end":"16:16","startHours":15.262031606260358,"endHours":16.262031606260358,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:16","end":"17:16","startHours":16.262031606260358,"endHours":17.262031606260358,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:16","end":"18:16","startHours":17.262031606260358,"endHours":18.262031606260358,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:16","end":"19:16","startHours":18.262031606260358,"endHours":19.262031606260358,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:16","end":"20:16","startHours":19.262031606260358,"endHours":20.262031606260358,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:16","end":"21:16","startHours":20.262031606260358,"endHours":21.262031606260358,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:16","end":"22:16","startHours":21.262031606260358,"endHours":22.262031606260358,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:16","end":"23:16","startHours":22.262031606260358,"endHours":23.262031606260358,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:16","end":"00:16","startHours":23.262031606260358,"endHours":24.262031606260358,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:16","end":"01:16","startHours":24.262031606260358,"endHours":25.262031606260358,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:16","end":"02:16","startHours":25.262031606260358,"endHours":26.262031606260358,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:16","end":"03:16","startHours":26.262031606260358,"endHours":27.262031606260358,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:16","end":"04:16","startHours":27.262031606260358,"endHours":28.262031606260358,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:16","end":"05:16","startHours":28.262031606260358,"endHours":29.262031606260358,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:16","end":"06:16","startHours":29.262031606260358,"endHours":30.262031606260358,"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":1.6968476320817494,"eotMinutes":-6.579776873680923,"ayanamsa":26.2449}},"calendars":{"vikram_samvat":2228,"vikram_samvatsara":"Tāraṇa","saka_samvat":2093,"saka_samvatsara":"Prajāpati","bengali_samvat":1578,"malayalam_era":1347,"nanakshahi_year":702,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","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":"Caitra Kṛṣṇa Caturthī · Vikram 2228 Tāraṇa · Śaka 2093 Prajāpati"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 March 25, 2171 CE · Ṛṣikeśa · Vidhyamitra","description":"March 25, 2171 CE for Ṛṣikeśa: Kṛṣṇa Caturthī, sūryodaya 06:16, sūryāsta 18:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2171-03-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2171-03-25","sa":"https://sa.vidhyamitra.com/city/rishikesh/2171-03-25","hi":"https://hi.vidhyamitra.com/city/rishikesh/2171-03-25","x-default":"https://vidhyamitra.com/city/rishikesh/2171-03-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:16:00.181Z","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":"2026-05-31T15:16:00.181Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:16:00.181Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}