{"id":"vidhyamitra:city-day:rishikesh:2109-04-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2109-04-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2109-04-25","date_display":"April 25, 2109 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":2109,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491470.770833,"kali_year":5211,"ahargana":1903005.2708,"sun":{"sidereal_longitude":9.2403,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":310.7026,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.4623,"elapsed_within_tithi_degrees":1.4623},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.7026,"elapsed_within_degrees":4.036},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.9429},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2109,"month":4,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491470.770833,"ahargana":1903005.2708,"kali_year":5211,"ayanamsa_lahiri":25.38,"grahas":{"sun":{"sidereal_longitude":9.398052000000007,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":313.31805199999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":1.4578},"mars":{"sidereal_longitude":16.39845200000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":4.254652000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":81.240452,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":21.99395199999998,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":283.739952,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":149.6228,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":329.6228,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2109,"month":4,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491470.770833,"kali_year":5211,"ahargana":1903005.2708,"sun":{"sidereal_longitude":9.2403,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":310.7026,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":26,"name":"Ekādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ekādaśī","elongation_degrees":301.4623,"elapsed_within_tithi_degrees":1.4623},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":310.7026,"elapsed_within_degrees":4.036},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.9429},"karana":{"half_tithi_index":50,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.458,"elongation":58.538},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.458,"opposition_distance":121.462}},"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":"05:40","sunsetLocal":"18:50","solarNoonLocal":"12:15","dayLengthHours":13.167344336378791,"dayLengthDisplay":"13 Hours 10 Mins 02 Secs","nightLengthDisplay":"10 Hours 49 Mins 58 Secs","moonriseLocal":"02:47","moonsetLocal":"14:14","rahuKala":{"name":"Rāhu Kāla","start":"13:54","end":"15:32","startHours":13.895000397412893,"endHours":15.540918439460242,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"05:40","end":"07:19","startHours":5.665410187176148,"endHours":7.311328229223497,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:57","end":"10:36","startHours":8.957246271270845,"endHours":10.603164313318196,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:44","end":"09:11","startHours":8.7377905323312,"endHours":9.176702010210493,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:13","end":"06:34","startHours":6.214049534525264,"endHours":6.565178716828699,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:41","startHours":11.810170877486252,"endHours":12.687993833244837,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:55","end":"04:47","startHours":3.9097642756589757,"endHours":4.787587231417562,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:34","end":"05:40","startHours":4.5681314924779155,"endHours":5.665410187176148,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:27","end":"15:19","startHours":14.443639744762008,"endHours":15.321462700520593,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:38","end":"19:02","startHours":18.63275452355494,"endHours":19.03275452355494,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:50","end":"19:23","startHours":18.83275452355494,"endHours":19.381393870904056,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:35","end":"20:20","startHours":18.58275452355494,"endHours":20.33275452355494,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:41","startHours":23.81017087748625,"endHours":24.68799383324484,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"05:40","end":"07:19","startHours":5.665410187176148,"endHours":7.311328229223497,"quality":"auspicious"},{"name":"Roga","start":"07:19","end":"08:57","startHours":7.311328229223497,"endHours":8.957246271270845,"quality":"inauspicious"},{"name":"Udveg","start":"08:57","end":"10:36","startHours":8.957246271270845,"endHours":10.603164313318196,"quality":"inauspicious"},{"name":"Chala","start":"10:36","end":"12:15","startHours":10.603164313318196,"endHours":12.249082355365545,"quality":"neutral"},{"name":"Labha","start":"12:15","end":"13:54","startHours":12.249082355365545,"endHours":13.895000397412893,"quality":"auspicious"},{"name":"Amṛta","start":"13:54","end":"15:32","startHours":13.895000397412893,"endHours":15.540918439460242,"quality":"auspicious"},{"name":"Kāla","start":"15:32","end":"17:11","startHours":15.540918439460242,"endHours":17.18683648150759,"quality":"inauspicious"},{"name":"Śubha","start":"17:11","end":"18:50","startHours":17.18683648150759,"endHours":18.83275452355494,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:50","end":"20:11","startHours":18.83275452355494,"endHours":20.18683648150759,"quality":"auspicious"},{"name":"Kāla","start":"20:11","end":"21:32","startHours":20.18683648150759,"endHours":21.540918439460242,"quality":"inauspicious"},{"name":"Śubha","start":"21:32","end":"22:54","startHours":21.540918439460242,"endHours":22.895000397412893,"quality":"auspicious"},{"name":"Roga","start":"22:54","end":"00:15","startHours":22.895000397412893,"endHours":24.249082355365545,"quality":"inauspicious"},{"name":"Udveg","start":"00:15","end":"01:36","startHours":24.249082355365545,"endHours":25.603164313318196,"quality":"inauspicious"},{"name":"Chala","start":"01:36","end":"02:57","startHours":25.603164313318196,"endHours":26.957246271270847,"quality":"neutral"},{"name":"Labha","start":"02:57","end":"04:19","startHours":26.957246271270847,"endHours":28.3113282292235,"quality":"auspicious"},{"name":"Amṛta","start":"04:19","end":"05:40","startHours":28.3113282292235,"endHours":29.66541018717615,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:40","end":"06:40","startHours":5.665410187176148,"endHours":6.665410187176148,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"06:40","end":"07:40","startHours":6.665410187176148,"endHours":7.665410187176148,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"07:40","end":"08:40","startHours":7.665410187176148,"endHours":8.665410187176148,"planetary_lord":"Moon"},{"name":"Hora 4","start":"08:40","end":"09:40","startHours":8.665410187176148,"endHours":9.665410187176148,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"09:40","end":"10:40","startHours":9.665410187176148,"endHours":10.665410187176148,"planetary_lord":"Venus"},{"name":"Hora 6","start":"10:40","end":"11:40","startHours":10.665410187176148,"endHours":11.665410187176148,"planetary_lord":"Sun"},{"name":"Hora 7","start":"11:40","end":"12:40","startHours":11.665410187176148,"endHours":12.665410187176148,"planetary_lord":"Mars"},{"name":"Hora 8","start":"12:40","end":"13:40","startHours":12.665410187176148,"endHours":13.665410187176148,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"13:40","end":"14:40","startHours":13.665410187176148,"endHours":14.665410187176148,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"14:40","end":"15:40","startHours":14.665410187176148,"endHours":15.665410187176148,"planetary_lord":"Moon"},{"name":"Hora 11","start":"15:40","end":"16:40","startHours":15.665410187176148,"endHours":16.66541018717615,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"16:40","end":"17:40","startHours":16.66541018717615,"endHours":17.66541018717615,"planetary_lord":"Venus"},{"name":"Hora 13","start":"17:40","end":"18:40","startHours":17.66541018717615,"endHours":18.66541018717615,"planetary_lord":"Sun"},{"name":"Hora 14","start":"18:40","end":"19:40","startHours":18.66541018717615,"endHours":19.66541018717615,"planetary_lord":"Mars"},{"name":"Hora 15","start":"19:40","end":"20:40","startHours":19.66541018717615,"endHours":20.66541018717615,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"20:40","end":"21:40","startHours":20.66541018717615,"endHours":21.66541018717615,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"21:40","end":"22:40","startHours":21.66541018717615,"endHours":22.66541018717615,"planetary_lord":"Moon"},{"name":"Hora 18","start":"22:40","end":"23:40","startHours":22.66541018717615,"endHours":23.66541018717615,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"23:40","end":"00:40","startHours":23.66541018717615,"endHours":24.66541018717615,"planetary_lord":"Venus"},{"name":"Hora 20","start":"00:40","end":"01:40","startHours":24.66541018717615,"endHours":25.66541018717615,"planetary_lord":"Sun"},{"name":"Hora 21","start":"01:40","end":"02:40","startHours":25.66541018717615,"endHours":26.66541018717615,"planetary_lord":"Mars"},{"name":"Hora 22","start":"02:40","end":"03:40","startHours":26.66541018717615,"endHours":27.66541018717615,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"03:40","end":"04:40","startHours":27.66541018717615,"endHours":28.66541018717615,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"04:40","end":"05:40","startHours":28.66541018717615,"endHours":29.66541018717615,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Maitra","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":13.11264098585919,"eotMinutes":1.9846586780673228,"ayanamsa":25.38}},"calendars":{"vikram_samvat":2166,"vikram_samvatsara":"Citrabhānu","saka_samvat":2031,"saka_samvatsara":"Śukla","bengali_samvat":1516,"malayalam_era":1285,"nanakshahi_year":640,"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 Ekādaśī · Vikram 2166 Citrabhānu · Śaka 2031 Śukla"},"festivals":[{"id":"varuthini-ekadashi","name":"Varūthinī Ekādaśī","name_sanskrit":"वरूथिनी एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Vāmana","significance":"Granted to King Mandhātā by Vāmana-deva; brings sound sleep + wealth.","vrata":true,"detection":{"tithi_number":26,"tithi_paksha":"Kṛṣṇa","lunar_month":"Vaiśākha"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — 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 April 25, 2109 CE · Ṛṣikeśa · Vidhyamitra","description":"April 25, 2109 CE for Ṛṣikeśa: Kṛṣṇa Ekādaśī, sūryodaya 05:40, sūryāsta 18:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2109-04-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2109-04-25","sa":"https://sa.vidhyamitra.com/city/rishikesh/2109-04-25","hi":"https://hi.vidhyamitra.com/city/rishikesh/2109-04-25","x-default":"https://vidhyamitra.com/city/rishikesh/2109-04-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T09:29:54.996Z","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":"2026-05-31T09:29:54.996Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T09:29:54.996Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}