{"id":"vidhyamitra:city-day:rishikesh:2158-04-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2158-04-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2158-04-28","date_display":"April 28, 2158 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":2158,"month":4,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509370.770833,"kali_year":5260,"ahargana":1920905.2708,"sun":{"sidereal_longitude":11.4909,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":1.9652,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.4743,"elapsed_within_tithi_degrees":2.4743},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.9652,"elapsed_within_degrees":1.9652},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.4561},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"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":2158,"month":4,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2509370.770833,"ahargana":1920905.2708,"kali_year":5260,"ayanamsa_lahiri":26.0646,"grahas":{"sun":{"sidereal_longitude":11.77484099999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":2.4764410000000225,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false,"latitude":4.4416},"mars":{"sidereal_longitude":29.46784100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":357.946541,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":126.200241,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":333.87434099999996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":163.38444100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":281.1947,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":101.1947,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2158,"month":4,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2509370.770833,"kali_year":5260,"ahargana":1920905.2708,"sun":{"sidereal_longitude":11.4909,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":1.9652,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.4743,"elapsed_within_tithi_degrees":2.4743},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":1.9652,"elapsed_within_degrees":1.9652},"yoga":{"number":2,"name":"Prīti","sum_longitude":13.4561},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.442,"elongation":9.526},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.442,"opposition_distance":170.474}},"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":"05:37","sunsetLocal":"18:52","solarNoonLocal":"12:14","dayLengthHours":13.2515215051503,"dayLengthDisplay":"13 Hours 15 Mins 05 Secs","nightLengthDisplay":"10 Hours 44 Mins 55 Secs","moonriseLocal":"05:09","moonsetLocal":"18:06","rahuKala":{"name":"Rāhu Kāla","start":"10:35","end":"12:14","startHours":10.58418030926588,"endHours":12.240620497409669,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:33","end":"17:13","startHours":15.553500873697242,"endHours":17.209941061841032,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:16","end":"08:56","startHours":7.271299932978305,"endHours":8.927740121122092,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:42","end":"09:09","startHours":8.706881429369588,"endHours":9.148598812874598,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:10","end":"06:31","startHours":6.16700647421578,"endHours":6.5203803810197885,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:41","startHours":11.79890311390466,"endHours":12.682337880914679,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:51","end":"04:44","startHours":3.8479902108144777,"endHours":4.7314249778244974,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:31","end":"05:37","startHours":4.510566286071993,"endHours":5.614859744834518,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:20","startHours":14.449207414934719,"endHours":15.332642181944738,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:40","end":"19:04","startHours":18.66638124998482,"endHours":19.06638124998482,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:52","end":"19:25","startHours":18.86638124998482,"endHours":19.418527979366083,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:37","end":"20:22","startHours":18.61638124998482,"endHours":20.36638124998482,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:41","startHours":23.798903113904657,"endHours":24.68233788091468,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:37","end":"07:16","startHours":5.614859744834518,"endHours":7.271299932978305,"quality":"neutral"},{"name":"Labha","start":"07:16","end":"08:56","startHours":7.271299932978305,"endHours":8.927740121122092,"quality":"auspicious"},{"name":"Amṛta","start":"08:56","end":"10:35","startHours":8.927740121122092,"endHours":10.58418030926588,"quality":"auspicious"},{"name":"Kāla","start":"10:35","end":"12:14","startHours":10.58418030926588,"endHours":12.240620497409669,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:54","startHours":12.240620497409669,"endHours":13.897060685553456,"quality":"auspicious"},{"name":"Roga","start":"13:54","end":"15:33","startHours":13.897060685553456,"endHours":15.553500873697242,"quality":"inauspicious"},{"name":"Udveg","start":"15:33","end":"17:13","startHours":15.553500873697242,"endHours":17.209941061841032,"quality":"inauspicious"},{"name":"Chala","start":"17:13","end":"18:52","startHours":17.209941061841032,"endHours":18.86638124998482,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:52","end":"20:13","startHours":18.86638124998482,"endHours":20.209941061841032,"quality":"inauspicious"},{"name":"Udveg","start":"20:13","end":"21:33","startHours":20.209941061841032,"endHours":21.553500873697246,"quality":"inauspicious"},{"name":"Chala","start":"21:33","end":"22:54","startHours":21.553500873697246,"endHours":22.897060685553456,"quality":"neutral"},{"name":"Labha","start":"22:54","end":"00:14","startHours":22.897060685553456,"endHours":24.24062049740967,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:35","startHours":24.24062049740967,"endHours":25.584180309265882,"quality":"auspicious"},{"name":"Kāla","start":"01:35","end":"02:56","startHours":25.584180309265882,"endHours":26.927740121122092,"quality":"inauspicious"},{"name":"Śubha","start":"02:56","end":"04:16","startHours":26.927740121122092,"endHours":28.271299932978305,"quality":"auspicious"},{"name":"Roga","start":"04:16","end":"05:37","startHours":28.271299932978305,"endHours":29.61485974483452,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:37","end":"06:37","startHours":5.614859744834518,"endHours":6.614859744834518,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:37","end":"07:37","startHours":6.614859744834518,"endHours":7.614859744834518,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:37","end":"08:37","startHours":7.614859744834518,"endHours":8.614859744834519,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:37","end":"09:37","startHours":8.614859744834519,"endHours":9.614859744834519,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:37","end":"10:37","startHours":9.614859744834519,"endHours":10.614859744834519,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:37","end":"11:37","startHours":10.614859744834519,"endHours":11.614859744834519,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:37","end":"12:37","startHours":11.614859744834519,"endHours":12.614859744834519,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:37","end":"13:37","startHours":12.614859744834519,"endHours":13.614859744834519,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:37","end":"14:37","startHours":13.614859744834519,"endHours":14.614859744834519,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:37","end":"15:37","startHours":14.614859744834519,"endHours":15.614859744834519,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:37","end":"16:37","startHours":15.614859744834519,"endHours":16.61485974483452,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:37","end":"17:37","startHours":16.61485974483452,"endHours":17.61485974483452,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:37","end":"18:37","startHours":17.61485974483452,"endHours":18.61485974483452,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:37","end":"19:37","startHours":18.61485974483452,"endHours":19.61485974483452,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:37","end":"20:37","startHours":19.61485974483452,"endHours":20.61485974483452,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:37","end":"21:37","startHours":20.61485974483452,"endHours":21.61485974483452,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:37","end":"22:37","startHours":21.61485974483452,"endHours":22.61485974483452,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:37","end":"23:37","startHours":22.61485974483452,"endHours":23.61485974483452,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:37","end":"00:37","startHours":23.61485974483452,"endHours":24.61485974483452,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:37","end":"01:37","startHours":24.61485974483452,"endHours":25.61485974483452,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:37","end":"02:37","startHours":25.61485974483452,"endHours":26.61485974483452,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:37","end":"03:37","startHours":26.61485974483452,"endHours":27.61485974483452,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:37","end":"04:37","startHours":27.61485974483452,"endHours":28.61485974483452,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:37","end":"05:37","startHours":28.61485974483452,"endHours":29.61485974483452,"planetary_lord":"Mars"}],"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","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","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":14.122112911340103,"eotMinutes":2.4923701554198168,"ayanamsa":26.0646}},"calendars":{"vikram_samvat":2215,"vikram_samvatsara":"Prajāpati","saka_samvat":2080,"saka_samvatsara":"Kālayukta","bengali_samvat":1565,"malayalam_era":1334,"nanakshahi_year":689,"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 Amāvasyā · Vikram 2215 Prajāpati · Śaka 2080 Kālayukta"},"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":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5},{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 April 28, 2158 CE · Ṛṣikeśa · Vidhyamitra","description":"April 28, 2158 CE for Ṛṣikeśa: Kṛṣṇa Amāvasyā, sūryodaya 05:37, sūryāsta 18:52.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2158-04-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2158-04-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/2158-04-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/2158-04-28","x-default":"https://vidhyamitra.com/city/rishikesh/2158-04-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T07:33:06.737Z","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":"2026-06-01T07:33:06.737Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T07:33:06.737Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}