{"id":"vidhyamitra:city-day:rishikesh:2102-09-22:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2102-09-22","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2102-09-22","date_display":"September 22, 2102 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":2102,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489063.770833,"kali_year":5204,"ahargana":1900598.2708,"sun":{"sidereal_longitude":152.4075,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":271.353,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":118.9455,"elapsed_within_tithi_degrees":10.9455},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.353,"elapsed_within_degrees":4.6863},"yoga":{"number":5,"name":"Śobhana","sum_longitude":63.7605},"karana":{"half_tithi_index":19,"name":"Gara"},"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":2102,"month":9,"day":22,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2489063.770833,"ahargana":1900598.2708,"kali_year":5204,"ayanamsa_lahiri":25.288,"grahas":{"sun":{"sidereal_longitude":153.393417,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":270.03211699999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-0.4546},"mars":{"sidereal_longitude":170.77221699999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":134.171917,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":231.11631699999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":149.81611700000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":200.57871699999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":277.1573,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":97.1573,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":2102,"month":9,"day":22,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2489063.770833,"kali_year":5204,"ahargana":1900598.2708,"sun":{"sidereal_longitude":152.4075,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":271.353,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":118.9455,"elapsed_within_tithi_degrees":10.9455},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":271.353,"elapsed_within_degrees":4.6863},"yoga":{"number":5,"name":"Śobhana","sum_longitude":63.7605},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.455,"elongation":118.945},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.455,"opposition_distance":61.055}},"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":"06:04","sunsetLocal":"18:14","solarNoonLocal":"12:09","dayLengthHours":12.168887213035193,"dayLengthDisplay":"12 Hours 10 Mins 08 Secs","nightLengthDisplay":"11 Hours 49 Mins 52 Secs","moonriseLocal":"14:44","moonsetLocal":"01:07","rahuKala":{"name":"Rāhu Kāla","start":"10:38","end":"12:09","startHours":10.62645403771863,"endHours":12.14756493934803,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:11","end":"16:43","startHours":15.189786742606827,"endHours":16.710897644236226,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:35","end":"09:06","startHours":7.584232234459831,"endHours":9.10534313608923,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.90252834920531,"endHours":9.30815792297315,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:34","end":"06:54","startHours":6.570158300040232,"endHours":6.8946619590545035,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:45","end":"12:33","startHours":11.741935365580188,"endHours":12.553194513115868,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:15","startHours":4.4406030377590735,"endHours":5.251862185294753,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:03","end":"06:04","startHours":5.049047398410833,"endHours":6.063121332830432,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:59","startHours":14.175712808187228,"endHours":14.986971955722908,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:02","end":"18:26","startHours":18.032008545865626,"endHours":18.432008545865624,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:14","end":"18:44","startHours":18.232008545865625,"endHours":18.739045513075425,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:59","end":"19:44","startHours":17.982008545865625,"endHours":19.732008545865625,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:45","end":"00:33","startHours":23.74193536558019,"endHours":24.55319451311587,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:04","end":"07:35","startHours":6.063121332830432,"endHours":7.584232234459831,"quality":"neutral"},{"name":"Labha","start":"07:35","end":"09:06","startHours":7.584232234459831,"endHours":9.10534313608923,"quality":"auspicious"},{"name":"Amṛta","start":"09:06","end":"10:38","startHours":9.10534313608923,"endHours":10.62645403771863,"quality":"auspicious"},{"name":"Kāla","start":"10:38","end":"12:09","startHours":10.62645403771863,"endHours":12.14756493934803,"quality":"inauspicious"},{"name":"Śubha","start":"12:09","end":"13:40","startHours":12.14756493934803,"endHours":13.668675840977428,"quality":"auspicious"},{"name":"Roga","start":"13:40","end":"15:11","startHours":13.668675840977428,"endHours":15.189786742606827,"quality":"inauspicious"},{"name":"Udveg","start":"15:11","end":"16:43","startHours":15.189786742606827,"endHours":16.710897644236226,"quality":"inauspicious"},{"name":"Chala","start":"16:43","end":"18:14","startHours":16.710897644236226,"endHours":18.232008545865625,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:14","end":"19:43","startHours":18.232008545865625,"endHours":19.710897644236226,"quality":"inauspicious"},{"name":"Udveg","start":"19:43","end":"21:11","startHours":19.710897644236226,"endHours":21.189786742606827,"quality":"inauspicious"},{"name":"Chala","start":"21:11","end":"22:40","startHours":21.189786742606827,"endHours":22.66867584097743,"quality":"neutral"},{"name":"Labha","start":"22:40","end":"00:09","startHours":22.66867584097743,"endHours":24.14756493934803,"quality":"auspicious"},{"name":"Amṛta","start":"00:09","end":"01:38","startHours":24.14756493934803,"endHours":25.62645403771863,"quality":"auspicious"},{"name":"Kāla","start":"01:38","end":"03:06","startHours":25.62645403771863,"endHours":27.105343136089232,"quality":"inauspicious"},{"name":"Śubha","start":"03:06","end":"04:35","startHours":27.105343136089232,"endHours":28.584232234459833,"quality":"auspicious"},{"name":"Roga","start":"04:35","end":"06:04","startHours":28.584232234459833,"endHours":30.063121332830434,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:04","end":"07:04","startHours":6.063121332830432,"endHours":7.063121332830432,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:04","end":"08:04","startHours":7.063121332830432,"endHours":8.063121332830432,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:04","end":"09:04","startHours":8.063121332830432,"endHours":9.063121332830432,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:04","end":"10:04","startHours":9.063121332830432,"endHours":10.063121332830432,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:04","end":"11:04","startHours":10.063121332830432,"endHours":11.063121332830432,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:04","end":"12:04","startHours":11.063121332830432,"endHours":12.063121332830432,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:04","end":"13:04","startHours":12.063121332830432,"endHours":13.063121332830432,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:04","end":"14:04","startHours":13.063121332830432,"endHours":14.063121332830432,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:04","end":"15:04","startHours":14.063121332830432,"endHours":15.063121332830432,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:04","end":"16:04","startHours":15.063121332830432,"endHours":16.063121332830434,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:04","end":"17:04","startHours":16.063121332830434,"endHours":17.063121332830434,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:04","end":"18:04","startHours":17.063121332830434,"endHours":18.063121332830434,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:04","end":"19:04","startHours":18.063121332830434,"endHours":19.063121332830434,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:04","end":"20:04","startHours":19.063121332830434,"endHours":20.063121332830434,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:04","end":"21:04","startHours":20.063121332830434,"endHours":21.063121332830434,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:04","end":"22:04","startHours":21.063121332830434,"endHours":22.063121332830434,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:04","end":"23:04","startHours":22.063121332830434,"endHours":23.063121332830434,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:04","end":"00:04","startHours":23.063121332830434,"endHours":24.063121332830434,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:04","end":"01:04","startHours":24.063121332830434,"endHours":25.063121332830434,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:04","end":"02:04","startHours":25.063121332830434,"endHours":26.063121332830434,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:04","end":"03:04","startHours":26.063121332830434,"endHours":27.063121332830434,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:04","end":"04:04","startHours":27.063121332830434,"endHours":28.063121332830434,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:04","end":"05:04","startHours":28.063121332830434,"endHours":29.063121332830434,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:04","end":"06:04","startHours":29.063121332830434,"endHours":30.063121332830434,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"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":"Mānasa","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":0.5244042914015984,"eotMinutes":8.075703639118354,"ayanamsa":25.288}},"calendars":{"vikram_samvat":2159,"vikram_samvatsara":"Yuva","saka_samvat":2024,"saka_samvatsara":"Dundubhi","bengali_samvat":1509,"malayalam_era":1278,"nanakshahi_year":633,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Daśamī · Vikram 2159 Yuva · Śaka 2024 Dundubhi"},"festivals":[{"id":"vijaya-dashami","name":"Vijaya Daśamī (Dasarā / Daśaharā)","name_sanskrit":"विजय दशमी","tradition":"Pan-Hindu","associated_deity":"Rāma (Rāvaṇa-vadha) + Durgā (Mahiṣāsura-vadha)","significance":"Rāma's victory over Rāvaṇa; Durgā's victory; ārambha-divasa for śilpa-kalā.","vrata":true,"primary_observance":"Rāvaṇa-dahana; Aparājitā-pūjā; Śastra-pūjā","detection":{"tithi_number":10,"tithi_paksha":"Śukla","lunar_month":"Āśvina"},"precedence":1,"related_chart":"rama","sources":["Vālmīki Rāmāyaṇa, Yuddha-Kāṇḍa","Devī Mahātmya"]},{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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":[]},"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 September 22, 2102 CE · Ṛṣikeśa · Vidhyamitra","description":"September 22, 2102 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 06:04, sūryāsta 18:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2102-09-22","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2102-09-22","sa":"https://sa.vidhyamitra.com/city/rishikesh/2102-09-22","hi":"https://hi.vidhyamitra.com/city/rishikesh/2102-09-22","x-default":"https://vidhyamitra.com/city/rishikesh/2102-09-22"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T01:48:55.471Z","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":"2026-05-21T01:48:55.471Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-21T01:48:55.471Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}