{"id":"vidhyamitra:city-day:rishikesh:2099-04-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2099-04-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2099-04-15","date_display":"April 15, 2099 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":2099,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487808.770833,"kali_year":5200,"ahargana":1899343.2708,"sun":{"sidereal_longitude":0.0782,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":296.4762,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.398,"elapsed_within_tithi_degrees":8.398},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":296.4762,"elapsed_within_degrees":3.1429},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.5545},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":2099,"month":4,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2487808.770833,"ahargana":1899343.2708,"kali_year":5200,"ayanamsa_lahiri":25.24,"grahas":{"sun":{"sidereal_longitude":0.17596800000001167,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":298.82036800000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false,"latitude":-3.299},"mars":{"sidereal_longitude":285.17716799999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":339.758368,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":137.435268,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":332.79126799999995,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":163.30266800000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":343.6532,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":163.6532,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"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":2099,"month":4,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2487808.770833,"kali_year":5200,"ahargana":1899343.2708,"sun":{"sidereal_longitude":0.0782,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":296.4762,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":25,"name":"Daśamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Daśamī","elongation_degrees":296.398,"elapsed_within_tithi_degrees":8.398},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1,"moon_longitude":296.4762,"elapsed_within_degrees":3.1429},"yoga":{"number":23,"name":"Śubha","sum_longitude":296.5545},"karana":{"half_tithi_index":49,"name":"Viṣṭi"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.299,"elongation":63.602},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.299,"opposition_distance":116.398}},"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":"05:50","sunsetLocal":"18:44","solarNoonLocal":"12:17","dayLengthHours":12.899138677253923,"dayLengthDisplay":"12 Hours 53 Mins 57 Secs","nightLengthDisplay":"11 Hours 06 Mins 03 Secs","moonriseLocal":"02:41","moonsetLocal":"13:43","rahuKala":{"name":"Rāhu Kāla","start":"12:17","end":"13:54","startHours":12.28616206763012,"endHours":13.898554402286859,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:27","end":"09:04","startHours":7.448985063659899,"endHours":9.06137739831664,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:40","end":"12:17","startHours":10.67376973297338,"endHours":12.28616206763012,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.846391753695741,"endHours":9.276363042937538,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:22","end":"06:43","startHours":6.374056840555405,"endHours":6.718033871948843,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:43","startHours":11.856190778388322,"endHours":12.716133356871916,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:07","end":"04:59","startHours":4.116707572035969,"endHours":4.976650150519564,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:46","end":"05:50","startHours":4.761664505898665,"endHours":5.836592729003159,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:18","startHours":14.436018513839109,"endHours":15.295961092322704,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:32","end":"18:56","startHours":18.53573140625708,"endHours":18.93573140625708,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:44","end":"19:16","startHours":18.73573140625708,"endHours":19.273195517809327,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:29","end":"20:14","startHours":18.48573140625708,"endHours":20.23573140625708,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:43","startHours":23.85619077838832,"endHours":24.716133356871918,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:50","end":"07:27","startHours":5.836592729003159,"endHours":7.448985063659899,"quality":"auspicious"},{"name":"Amṛta","start":"07:27","end":"09:04","startHours":7.448985063659899,"endHours":9.06137739831664,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:40","startHours":9.06137739831664,"endHours":10.67376973297338,"quality":"inauspicious"},{"name":"Śubha","start":"10:40","end":"12:17","startHours":10.67376973297338,"endHours":12.28616206763012,"quality":"auspicious"},{"name":"Roga","start":"12:17","end":"13:54","startHours":12.28616206763012,"endHours":13.898554402286859,"quality":"inauspicious"},{"name":"Udveg","start":"13:54","end":"15:31","startHours":13.898554402286859,"endHours":15.510946736943602,"quality":"inauspicious"},{"name":"Chala","start":"15:31","end":"17:07","startHours":15.510946736943602,"endHours":17.12333907160034,"quality":"neutral"},{"name":"Labha","start":"17:07","end":"18:44","startHours":17.12333907160034,"endHours":18.73573140625708,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"18:44","end":"20:07","startHours":18.73573140625708,"endHours":20.12333907160034,"quality":"inauspicious"},{"name":"Chala","start":"20:07","end":"21:31","startHours":20.12333907160034,"endHours":21.510946736943602,"quality":"neutral"},{"name":"Labha","start":"21:31","end":"22:54","startHours":21.510946736943602,"endHours":22.89855440228686,"quality":"auspicious"},{"name":"Amṛta","start":"22:54","end":"00:17","startHours":22.89855440228686,"endHours":24.28616206763012,"quality":"auspicious"},{"name":"Kāla","start":"00:17","end":"01:40","startHours":24.28616206763012,"endHours":25.67376973297338,"quality":"inauspicious"},{"name":"Śubha","start":"01:40","end":"03:04","startHours":25.67376973297338,"endHours":27.061377398316637,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:27","startHours":27.061377398316637,"endHours":28.448985063659897,"quality":"inauspicious"},{"name":"Udveg","start":"04:27","end":"05:50","startHours":28.448985063659897,"endHours":29.836592729003158,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:50","end":"06:50","startHours":5.836592729003159,"endHours":6.836592729003159,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:50","end":"07:50","startHours":6.836592729003159,"endHours":7.836592729003159,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:50","end":"08:50","startHours":7.836592729003159,"endHours":8.836592729003158,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:50","end":"09:50","startHours":8.836592729003158,"endHours":9.836592729003158,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:50","end":"10:50","startHours":9.836592729003158,"endHours":10.836592729003158,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:50","end":"11:50","startHours":10.836592729003158,"endHours":11.836592729003158,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:50","end":"12:50","startHours":11.836592729003158,"endHours":12.836592729003158,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:50","end":"13:50","startHours":12.836592729003158,"endHours":13.836592729003158,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:50","end":"14:50","startHours":13.836592729003158,"endHours":14.836592729003158,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:50","end":"15:50","startHours":14.836592729003158,"endHours":15.836592729003158,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:50","end":"16:50","startHours":15.836592729003158,"endHours":16.836592729003158,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:50","end":"17:50","startHours":16.836592729003158,"endHours":17.836592729003158,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:50","end":"18:50","startHours":17.836592729003158,"endHours":18.836592729003158,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:50","end":"19:50","startHours":18.836592729003158,"endHours":19.836592729003158,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:50","end":"20:50","startHours":19.836592729003158,"endHours":20.836592729003158,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:50","end":"21:50","startHours":20.836592729003158,"endHours":21.836592729003158,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:50","end":"22:50","startHours":21.836592729003158,"endHours":22.836592729003158,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:50","end":"23:50","startHours":22.836592729003158,"endHours":23.836592729003158,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:50","end":"00:50","startHours":23.836592729003158,"endHours":24.836592729003158,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:50","end":"01:50","startHours":24.836592729003158,"endHours":25.836592729003158,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:50","end":"02:50","startHours":25.836592729003158,"endHours":26.836592729003158,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:50","end":"03:50","startHours":26.836592729003158,"endHours":27.836592729003158,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:50","end":"04:50","startHours":27.836592729003158,"endHours":28.836592729003158,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:50","end":"05:50","startHours":28.836592729003158,"endHours":29.836592729003158,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvaja","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":9.828611179849066,"eotMinutes":-0.240124057807095,"ayanamsa":25.24}},"calendars":{"vikram_samvat":2156,"vikram_samvatsara":"Aṅgirasa","saka_samvat":2021,"saka_samvatsara":"Siddhārthī","bengali_samvat":1506,"malayalam_era":1275,"nanakshahi_year":630,"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 Daśamī · Vikram 2156 Aṅgirasa · Śaka 2021 Siddhārthī"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi_ingress":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi_ingress":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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 15, 2099 CE · Ṛṣikeśa · Vidhyamitra","description":"April 15, 2099 CE for Ṛṣikeśa: Kṛṣṇa Daśamī, sūryodaya 05:50, sūryāsta 18:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2099-04-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2099-04-15","sa":"https://sa.vidhyamitra.com/city/rishikesh/2099-04-15","hi":"https://hi.vidhyamitra.com/city/rishikesh/2099-04-15","x-default":"https://vidhyamitra.com/city/rishikesh/2099-04-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T13:42:03.892Z","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":"2026-05-31T13:42:03.892Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T13:42:03.892Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}