{"id":"vidhyamitra:city-day:haridwar:1663-04-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/haridwar/1663-04-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1663-04-23","date_display":"April 23, 1663 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":1663,"month":4,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328570.770833,"kali_year":4765,"ahargana":1740105.2708,"sun":{"sidereal_longitude":14.4769,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":203.3189,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.8421,"elapsed_within_tithi_degrees":8.8421},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.3189,"elapsed_within_degrees":3.3189},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.7958},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":1663,"month":4,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2328570.770833,"ahargana":1740105.2708,"kali_year":4765,"ayanamsa_lahiri":19.1497,"grahas":{"sun":{"sidereal_longitude":13.618530000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":200.75162999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":3.9896},"mars":{"sidereal_longitude":354.42383,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":351.37003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":239.68192999999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":35.989930000000015,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":241.71163,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":140.8488,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":320.8488,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1663,"month":4,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2328570.770833,"kali_year":4765,"ahargana":1740105.2708,"sun":{"sidereal_longitude":14.4769,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":203.3189,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":188.8421,"elapsed_within_tithi_degrees":8.8421},"nakshatra":{"number":16,"name":"Viśākhā","pada":1,"moon_longitude":203.3189,"elapsed_within_degrees":3.3189},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":217.7958},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.99,"elongation":171.158},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.99,"opposition_distance":8.842}},"eclipse_window_40days":[]},"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"haridwar","name":"Haridwār","lat":29.9457,"lon":78.1642,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:43","sunsetLocal":"18:49","solarNoonLocal":"12:16","dayLengthHours":13.105245917515926,"dayLengthDisplay":"13 Hours 06 Mins 19 Secs","nightLengthDisplay":"10 Hours 53 Mins 41 Secs","moonriseLocal":"19:16","moonsetLocal":"06:12","rahuKala":{"name":"Rāhu Kāla","start":"07:21","end":"08:59","startHours":7.347876301854619,"endHours":8.98603204154411,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:16","startHours":10.624187781233601,"endHours":12.262343520923093,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:54","end":"15:32","startHours":13.900499260612584,"endHours":15.538655000302072,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:46","end":"09:12","startHours":8.767611276252179,"endHours":9.204452806836041,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:15","end":"06:36","startHours":6.255772475394959,"endHours":6.605245699862051,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:42","startHours":11.825501990339227,"endHours":12.699185051506955,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:58","end":"04:50","startHours":3.9623544398296717,"endHours":4.8360375009974,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:37","end":"05:43","startHours":4.617616735705468,"endHours":5.709720562165129,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:19","startHours":14.446551173842412,"endHours":15.32023423501014,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:37","end":"19:01","startHours":18.614966479681055,"endHours":19.014966479681053,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:49","end":"19:22","startHours":18.814966479681054,"endHours":19.361018392910886,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:34","end":"20:19","startHours":18.564966479681054,"endHours":20.314966479681054,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:42","startHours":23.825501990339227,"endHours":24.69918505150695,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"05:43","end":"07:21","startHours":5.709720562165129,"endHours":7.347876301854619,"quality":"auspicious"},{"name":"Kāla","start":"07:21","end":"08:59","startHours":7.347876301854619,"endHours":8.98603204154411,"quality":"inauspicious"},{"name":"Śubha","start":"08:59","end":"10:37","startHours":8.98603204154411,"endHours":10.624187781233601,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:16","startHours":10.624187781233601,"endHours":12.262343520923093,"quality":"inauspicious"},{"name":"Udveg","start":"12:16","end":"13:54","startHours":12.262343520923093,"endHours":13.900499260612584,"quality":"inauspicious"},{"name":"Chala","start":"13:54","end":"15:32","startHours":13.900499260612584,"endHours":15.538655000302072,"quality":"neutral"},{"name":"Labha","start":"15:32","end":"17:11","startHours":15.538655000302072,"endHours":17.176810739991563,"quality":"auspicious"},{"name":"Amṛta","start":"17:11","end":"18:49","startHours":17.176810739991563,"endHours":18.814966479681054,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:49","end":"20:11","startHours":18.814966479681054,"endHours":20.176810739991563,"quality":"neutral"},{"name":"Labha","start":"20:11","end":"21:32","startHours":20.176810739991563,"endHours":21.53865500030207,"quality":"auspicious"},{"name":"Amṛta","start":"21:32","end":"22:54","startHours":21.53865500030207,"endHours":22.900499260612584,"quality":"auspicious"},{"name":"Kāla","start":"22:54","end":"00:16","startHours":22.900499260612584,"endHours":24.26234352092309,"quality":"inauspicious"},{"name":"Śubha","start":"00:16","end":"01:37","startHours":24.26234352092309,"endHours":25.6241877812336,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"02:59","startHours":25.6241877812336,"endHours":26.98603204154411,"quality":"inauspicious"},{"name":"Udveg","start":"02:59","end":"04:21","startHours":26.98603204154411,"endHours":28.34787630185462,"quality":"inauspicious"},{"name":"Chala","start":"04:21","end":"05:43","startHours":28.34787630185462,"endHours":29.709720562165128,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"05:43","end":"06:43","startHours":5.709720562165129,"endHours":6.709720562165129,"planetary_lord":"Moon"},{"name":"Hora 2","start":"06:43","end":"07:43","startHours":6.709720562165129,"endHours":7.709720562165129,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"07:43","end":"08:43","startHours":7.709720562165129,"endHours":8.709720562165128,"planetary_lord":"Venus"},{"name":"Hora 4","start":"08:43","end":"09:43","startHours":8.709720562165128,"endHours":9.709720562165128,"planetary_lord":"Sun"},{"name":"Hora 5","start":"09:43","end":"10:43","startHours":9.709720562165128,"endHours":10.709720562165128,"planetary_lord":"Mars"},{"name":"Hora 6","start":"10:43","end":"11:43","startHours":10.709720562165128,"endHours":11.709720562165128,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"11:43","end":"12:43","startHours":11.709720562165128,"endHours":12.709720562165128,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"12:43","end":"13:43","startHours":12.709720562165128,"endHours":13.709720562165128,"planetary_lord":"Moon"},{"name":"Hora 9","start":"13:43","end":"14:43","startHours":13.709720562165128,"endHours":14.709720562165128,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"14:43","end":"15:43","startHours":14.709720562165128,"endHours":15.709720562165128,"planetary_lord":"Venus"},{"name":"Hora 11","start":"15:43","end":"16:43","startHours":15.709720562165128,"endHours":16.709720562165128,"planetary_lord":"Sun"},{"name":"Hora 12","start":"16:43","end":"17:43","startHours":16.709720562165128,"endHours":17.709720562165128,"planetary_lord":"Mars"},{"name":"Hora 13","start":"17:43","end":"18:43","startHours":17.709720562165128,"endHours":18.709720562165128,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"18:43","end":"19:43","startHours":18.709720562165128,"endHours":19.709720562165128,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"19:43","end":"20:43","startHours":19.709720562165128,"endHours":20.709720562165128,"planetary_lord":"Moon"},{"name":"Hora 16","start":"20:43","end":"21:43","startHours":20.709720562165128,"endHours":21.709720562165128,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"21:43","end":"22:43","startHours":21.709720562165128,"endHours":22.709720562165128,"planetary_lord":"Venus"},{"name":"Hora 18","start":"22:43","end":"23:43","startHours":22.709720562165128,"endHours":23.709720562165128,"planetary_lord":"Sun"},{"name":"Hora 19","start":"23:43","end":"00:43","startHours":23.709720562165128,"endHours":24.709720562165128,"planetary_lord":"Mars"},{"name":"Hora 20","start":"00:43","end":"01:43","startHours":24.709720562165128,"endHours":25.709720562165128,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"01:43","end":"02:43","startHours":25.709720562165128,"endHours":26.709720562165128,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"02:43","end":"03:43","startHours":26.709720562165128,"endHours":27.709720562165128,"planetary_lord":"Moon"},{"name":"Hora 23","start":"03:43","end":"04:43","startHours":27.709720562165128,"endHours":28.709720562165128,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"04:43","end":"05:43","startHours":28.709720562165128,"endHours":29.709720562165128,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"Śubha","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":12.431340441390386,"eotMinutes":1.6025887446145586,"ayanamsa":19.1497}},"calendars":{"vikram_samvat":1720,"vikram_samvatsara":"Nala","saka_samvat":1585,"saka_samvatsara":"Śobhana","bengali_samvat":1070,"malayalam_era":839,"nanakshahi_year":194,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha (Adhika) Kṛṣṇa Pratipada · Vikram 1720 Nala · Śaka 1585 Śobhana"},"festivals":[],"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":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"haridwar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga April 23, 1663 CE · Haridwār · Vidhyamitra","description":"April 23, 1663 CE for Haridwār: Kṛṣṇa Pratipada, sūryodaya 05:43, sūryāsta 18:49.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/haridwar/1663-04-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/haridwar/1663-04-23","sa":"https://sa.vidhyamitra.com/city/haridwar/1663-04-23","hi":"https://hi.vidhyamitra.com/city/haridwar/1663-04-23","x-default":"https://vidhyamitra.com/city/haridwar/1663-04-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T18:26:45.689Z","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":"2026-06-04T18:26:45.689Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-04T18:26:45.689Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}