{"id":"vidhyamitra:city-day:rishikesh:1891-05-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1891-05-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1891-05-01","date_display":"May 1, 1891 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":1891,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2411853.770833,"kali_year":4993,"ahargana":1823388.2708,"sun":{"sidereal_longitude":18.3442,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":283.4025,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.0583,"elapsed_within_tithi_degrees":1.0583},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":283.4025,"elapsed_within_degrees":3.4025},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7467},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1891,"month":5,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2411853.770833,"ahargana":1823388.2708,"kali_year":4993,"ayanamsa_lahiri":22.335,"grahas":{"sun":{"sidereal_longitude":18.036506999999972,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":281.027507,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false,"latitude":-3.6979},"mars":{"sidereal_longitude":46.68620699999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":32.57010700000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":320.667007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":343.477507,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":139.04450699999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":48.1147,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":228.1147,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":1891,"month":5,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2411853.770833,"kali_year":4993,"ahargana":1823388.2708,"sun":{"sidereal_longitude":18.3442,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":283.4025,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":23,"name":"Aṣṭamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Aṣṭamī","elongation_degrees":265.0583,"elapsed_within_tithi_degrees":1.0583},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":283.4025,"elapsed_within_degrees":3.4025},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7467},"karana":{"half_tithi_index":44,"name":"Bālava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.698,"elongation":94.942},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.698,"opposition_distance":85.058}},"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":"05:34","sunsetLocal":"18:54","solarNoonLocal":"12:14","dayLengthHours":13.319512047797051,"dayLengthDisplay":"13 Hours 19 Mins 10 Secs","nightLengthDisplay":"10 Hours 40 Mins 50 Secs","moonriseLocal":"00:30","moonsetLocal":"11:02","rahuKala":{"name":"Rāhu Kāla","start":"10:34","end":"12:14","startHours":10.568587538542591,"endHours":12.233526544517222,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:34","end":"17:14","startHours":15.563404556466484,"endHours":17.228343562441115,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:14","end":"08:54","startHours":7.238709526593327,"endHours":8.903648532567958,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:41","end":"09:08","startHours":8.681656665104674,"endHours":9.125640400031243,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:08","end":"06:29","startHours":6.128750189276905,"endHours":6.48393717721816,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:47","end":"12:41","startHours":11.789542809590651,"endHours":12.677510279443789,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:48","end":"04:41","startHours":3.797835580912422,"endHours":4.685803050765559,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:28","end":"05:34","startHours":4.463811183302274,"endHours":5.573770520618695,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:20","startHours":14.453445219150062,"endHours":15.3414126890032,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:42","end":"19:06","startHours":18.693282568415746,"endHours":19.093282568415745,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:54","end":"19:27","startHours":18.893282568415746,"endHours":19.448262237073955,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:39","end":"20:24","startHours":18.643282568415746,"endHours":20.393282568415746,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:47","end":"00:41","startHours":23.78954280959065,"endHours":24.677510279443787,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:34","end":"07:14","startHours":5.573770520618695,"endHours":7.238709526593327,"quality":"neutral"},{"name":"Labha","start":"07:14","end":"08:54","startHours":7.238709526593327,"endHours":8.903648532567958,"quality":"auspicious"},{"name":"Amṛta","start":"08:54","end":"10:34","startHours":8.903648532567958,"endHours":10.568587538542591,"quality":"auspicious"},{"name":"Kāla","start":"10:34","end":"12:14","startHours":10.568587538542591,"endHours":12.233526544517222,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:54","startHours":12.233526544517222,"endHours":13.898465550491853,"quality":"auspicious"},{"name":"Roga","start":"13:54","end":"15:34","startHours":13.898465550491853,"endHours":15.563404556466484,"quality":"inauspicious"},{"name":"Udveg","start":"15:34","end":"17:14","startHours":15.563404556466484,"endHours":17.228343562441115,"quality":"inauspicious"},{"name":"Chala","start":"17:14","end":"18:54","startHours":17.228343562441115,"endHours":18.893282568415746,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:54","end":"20:14","startHours":18.893282568415746,"endHours":20.228343562441115,"quality":"inauspicious"},{"name":"Udveg","start":"20:14","end":"21:34","startHours":20.228343562441115,"endHours":21.563404556466484,"quality":"inauspicious"},{"name":"Chala","start":"21:34","end":"22:54","startHours":21.563404556466484,"endHours":22.89846555049185,"quality":"neutral"},{"name":"Labha","start":"22:54","end":"00:14","startHours":22.89846555049185,"endHours":24.23352654451722,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:34","startHours":24.23352654451722,"endHours":25.568587538542587,"quality":"auspicious"},{"name":"Kāla","start":"01:34","end":"02:54","startHours":25.568587538542587,"endHours":26.903648532567956,"quality":"inauspicious"},{"name":"Śubha","start":"02:54","end":"04:14","startHours":26.903648532567956,"endHours":28.238709526593325,"quality":"auspicious"},{"name":"Roga","start":"04:14","end":"05:34","startHours":28.238709526593325,"endHours":29.573770520618694,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:34","end":"06:34","startHours":5.573770520618695,"endHours":6.573770520618695,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:34","end":"07:34","startHours":6.573770520618695,"endHours":7.573770520618695,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:34","end":"08:34","startHours":7.573770520618695,"endHours":8.573770520618694,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:34","end":"09:34","startHours":8.573770520618694,"endHours":9.573770520618694,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:34","end":"10:34","startHours":9.573770520618694,"endHours":10.573770520618694,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:34","end":"11:34","startHours":10.573770520618694,"endHours":11.573770520618694,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:34","end":"12:34","startHours":11.573770520618694,"endHours":12.573770520618694,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:34","end":"13:34","startHours":12.573770520618694,"endHours":13.573770520618694,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:34","end":"14:34","startHours":13.573770520618694,"endHours":14.573770520618694,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:34","end":"15:34","startHours":14.573770520618694,"endHours":15.573770520618694,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:34","end":"16:34","startHours":15.573770520618694,"endHours":16.573770520618694,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:34","end":"17:34","startHours":16.573770520618694,"endHours":17.573770520618694,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:34","end":"18:34","startHours":17.573770520618694,"endHours":18.573770520618694,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:34","end":"19:34","startHours":18.573770520618694,"endHours":19.573770520618694,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:34","end":"20:34","startHours":19.573770520618694,"endHours":20.573770520618694,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:34","end":"21:34","startHours":20.573770520618694,"endHours":21.573770520618694,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:34","end":"22:34","startHours":21.573770520618694,"endHours":22.573770520618694,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:34","end":"23:34","startHours":22.573770520618694,"endHours":23.573770520618694,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:34","end":"00:34","startHours":23.573770520618694,"endHours":24.573770520618694,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:34","end":"01:34","startHours":24.573770520618694,"endHours":25.573770520618694,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:34","end":"02:34","startHours":25.573770520618694,"endHours":26.573770520618694,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:34","end":"03:34","startHours":26.573770520618694,"endHours":27.573770520618694,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:34","end":"04:34","startHours":27.573770520618694,"endHours":28.573770520618694,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:34","end":"05:34","startHours":28.573770520618694,"endHours":29.573770520618694,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"South-East","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":14.92934267851288,"eotMinutes":2.918007328966811,"ayanamsa":22.335}},"calendars":{"vikram_samvat":1948,"vikram_samvatsara":"Krodhi","saka_samvat":1813,"saka_samvatsara":"Khara","bengali_samvat":1298,"malayalam_era":1067,"nanakshahi_year":422,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Aṣṭamī · Vikram 1948 Krodhi · Śaka 1813 Khara"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Kṛṣṇa Aṣṭamī","url":"/day/-3226-07-09","relevance":0.5}]},"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 1, 1891 CE · Ṛṣikeśa · Vidhyamitra","description":"May 1, 1891 CE for Ṛṣikeśa: Kṛṣṇa Aṣṭamī, sūryodaya 05:34, sūryāsta 18:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1891-05-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1891-05-01","sa":"https://sa.vidhyamitra.com/city/rishikesh/1891-05-01","hi":"https://hi.vidhyamitra.com/city/rishikesh/1891-05-01","x-default":"https://vidhyamitra.com/city/rishikesh/1891-05-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T00:48:48.738Z","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":"2026-05-30T00:48:48.738Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T00:48:48.738Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}