{"id":"vidhyamitra:city-day:rishikesh:1925-05-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1925-05-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1925-05-16","date_display":"May 16, 1925 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":1925,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424286.770833,"kali_year":5027,"ahargana":1835821.2708,"sun":{"sidereal_longitude":31.9939,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":310.5045,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.5106,"elapsed_within_tithi_degrees":2.5106},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.5045,"elapsed_within_degrees":3.8378},"yoga":{"number":26,"name":"Indra","sum_longitude":342.4984},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1925,"month":5,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2424286.770833,"ahargana":1835821.2708,"kali_year":5027,"ayanamsa_lahiri":22.8105,"grahas":{"sun":{"sidereal_longitude":31.845275000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":312.07157500000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":-1.6222},"mars":{"sidereal_longitude":72.12677500000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":7.09457500000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":271.2846750000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":38.725374999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":197.457675,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":109.3545,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":289.3545,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1925,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2424286.770833,"kali_year":5027,"ahargana":1835821.2708,"sun":{"sidereal_longitude":31.9939,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":310.5045,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.5106,"elapsed_within_tithi_degrees":2.5106},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.5045,"elapsed_within_degrees":3.8378},"yoga":{"number":26,"name":"Indra","sum_longitude":342.4984},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.622,"elongation":81.489},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.622,"opposition_distance":98.511}},"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":"05:23","sunsetLocal":"19:03","solarNoonLocal":"12:13","dayLengthHours":13.66694723424036,"dayLengthDisplay":"13 Hours 40 Mins 01 Secs","nightLengthDisplay":"10 Hours 19 Mins 59 Secs","moonriseLocal":"01:14","moonsetLocal":"12:34","rahuKala":{"name":"Rāhu Kāla","start":"08:48","end":"10:31","startHours":8.803035608793454,"endHours":10.511404013073498,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:56","end":"15:38","startHours":13.928140821633587,"endHours":15.636509225913635,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:23","end":"07:06","startHours":5.386298800233363,"endHours":7.094667204513408,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:35","end":"09:02","startHours":8.575253154889447,"endHours":9.03081806269746,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:57","end":"06:19","startHours":5.9557549349933785,"endHours":6.320206861239788,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:41","startHours":11.76420750954553,"endHours":12.675337325161555,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:34","end":"04:29","startHours":3.5640391690013153,"endHours":4.475168984617339,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:15","end":"05:23","startHours":4.247386530713333,"endHours":5.386298800233363,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:30","end":"15:25","startHours":14.497596956393604,"endHours":15.408726772009627,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:51","end":"19:15","startHours":18.853246034473724,"endHours":19.253246034473722,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:03","end":"19:37","startHours":19.053246034473723,"endHours":19.622702169233737,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:48","end":"20:33","startHours":18.803246034473723,"endHours":20.553246034473723,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:41","startHours":23.764207509545532,"endHours":24.675337325161554,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:23","end":"07:06","startHours":5.386298800233363,"endHours":7.094667204513408,"quality":"inauspicious"},{"name":"Śubha","start":"07:06","end":"08:48","startHours":7.094667204513408,"endHours":8.803035608793454,"quality":"auspicious"},{"name":"Roga","start":"08:48","end":"10:31","startHours":8.803035608793454,"endHours":10.511404013073498,"quality":"inauspicious"},{"name":"Udveg","start":"10:31","end":"12:13","startHours":10.511404013073498,"endHours":12.219772417353543,"quality":"inauspicious"},{"name":"Chala","start":"12:13","end":"13:56","startHours":12.219772417353543,"endHours":13.928140821633587,"quality":"neutral"},{"name":"Labha","start":"13:56","end":"15:38","startHours":13.928140821633587,"endHours":15.636509225913635,"quality":"auspicious"},{"name":"Amṛta","start":"15:38","end":"17:21","startHours":15.636509225913635,"endHours":17.34487763019368,"quality":"auspicious"},{"name":"Kāla","start":"17:21","end":"19:03","startHours":17.34487763019368,"endHours":19.053246034473723,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"19:03","end":"20:21","startHours":19.053246034473723,"endHours":20.34487763019368,"quality":"auspicious"},{"name":"Amṛta","start":"20:21","end":"21:38","startHours":20.34487763019368,"endHours":21.636509225913635,"quality":"auspicious"},{"name":"Kāla","start":"21:38","end":"22:56","startHours":21.636509225913635,"endHours":22.928140821633587,"quality":"inauspicious"},{"name":"Śubha","start":"22:56","end":"00:13","startHours":22.928140821633587,"endHours":24.219772417353543,"quality":"auspicious"},{"name":"Roga","start":"00:13","end":"01:31","startHours":24.219772417353543,"endHours":25.5114040130735,"quality":"inauspicious"},{"name":"Udveg","start":"01:31","end":"02:48","startHours":25.5114040130735,"endHours":26.80303560879345,"quality":"inauspicious"},{"name":"Chala","start":"02:48","end":"04:06","startHours":26.80303560879345,"endHours":28.094667204513406,"quality":"neutral"},{"name":"Labha","start":"04:06","end":"05:23","startHours":28.094667204513406,"endHours":29.386298800233362,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:23","end":"06:23","startHours":5.386298800233363,"endHours":6.386298800233363,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:23","end":"07:23","startHours":6.386298800233363,"endHours":7.386298800233363,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:23","end":"08:23","startHours":7.386298800233363,"endHours":8.386298800233362,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:23","end":"09:23","startHours":8.386298800233362,"endHours":9.386298800233362,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:23","end":"10:23","startHours":9.386298800233362,"endHours":10.386298800233362,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:23","end":"11:23","startHours":10.386298800233362,"endHours":11.386298800233362,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:23","end":"12:23","startHours":11.386298800233362,"endHours":12.386298800233362,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:23","end":"13:23","startHours":12.386298800233362,"endHours":13.386298800233362,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:23","end":"14:23","startHours":13.386298800233362,"endHours":14.386298800233362,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:23","end":"15:23","startHours":14.386298800233362,"endHours":15.386298800233362,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:23","end":"16:23","startHours":15.386298800233362,"endHours":16.386298800233362,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:23","end":"17:23","startHours":16.386298800233362,"endHours":17.386298800233362,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:23","end":"18:23","startHours":17.386298800233362,"endHours":18.386298800233362,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:23","end":"19:23","startHours":18.386298800233362,"endHours":19.386298800233362,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:23","end":"20:23","startHours":19.386298800233362,"endHours":20.386298800233362,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:23","end":"21:23","startHours":20.386298800233362,"endHours":21.386298800233362,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:23","end":"22:23","startHours":21.386298800233362,"endHours":22.386298800233362,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:23","end":"23:23","startHours":22.386298800233362,"endHours":23.386298800233362,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:23","end":"00:23","startHours":23.386298800233362,"endHours":24.386298800233362,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:23","end":"01:23","startHours":24.386298800233362,"endHours":25.386298800233362,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:23","end":"02:23","startHours":25.386298800233362,"endHours":26.386298800233362,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:23","end":"03:23","startHours":26.386298800233362,"endHours":27.386298800233362,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:23","end":"04:23","startHours":27.386298800233362,"endHours":28.386298800233362,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:23","end":"05:23","startHours":28.386298800233362,"endHours":29.386298800233362,"planetary_lord":"Mercury"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Śubha","quality":"Auspicious"},"drikRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":18.930858385476586,"eotMinutes":3.743254958787478,"ayanamsa":22.8105}},"calendars":{"vikram_samvat":1982,"vikram_samvatsara":"Bahudhānya","saka_samvat":1847,"saka_samvatsara":"Krodhana","bengali_samvat":1332,"malayalam_era":1101,"nanakshahi_year":456,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Navamī · Vikram 1982 Bahudhānya · Śaka 1847 Krodhana"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 May 16, 1925 CE · Ṛṣikeśa · Vidhyamitra","description":"May 16, 1925 CE for Ṛṣikeśa: Kṛṣṇa Navamī, sūryodaya 05:23, sūryāsta 19:03.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1925-05-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1925-05-16","sa":"https://sa.vidhyamitra.com/city/rishikesh/1925-05-16","hi":"https://hi.vidhyamitra.com/city/rishikesh/1925-05-16","x-default":"https://vidhyamitra.com/city/rishikesh/1925-05-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-22T17:02:27.565Z","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":"2026-05-22T17:02:27.565Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-22T17:02:27.565Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}