{"id":"vidhyamitra:city-day:rishikesh:2030-09-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2030-09-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-09-26","date_display":"September 26, 2030 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":2030,"month":9,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462770.770833,"kali_year":5132,"ahargana":1874305.2708,"sun":{"sidereal_longitude":157.9102,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":139.4339,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":341.5237,"elapsed_within_tithi_degrees":5.5237},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":139.4339,"elapsed_within_degrees":6.1005},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.3441},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"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":2030,"month":9,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462770.770833,"ahargana":1874305.2708,"kali_year":5132,"ayanamsa_lahiri":24.2823,"grahas":{"sun":{"sidereal_longitude":158.72750300000007,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":141.054603,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":-4.4995},"mars":{"sidereal_longitude":121.32010300000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":145.61290299999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":210.64460299999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":151.90910299999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":44.512302999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":230.287,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.287,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"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":2030,"month":9,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462770.770833,"kali_year":5132,"ahargana":1874305.2708,"sun":{"sidereal_longitude":157.9102,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":139.4339,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":341.5237,"elapsed_within_tithi_degrees":5.5237},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":139.4339,"elapsed_within_degrees":6.1005},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.3441},"karana":{"half_tithi_index":56,"name":"Viṣṭi"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.5,"elongation":18.476},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.5,"opposition_distance":161.524}},"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":"06:06","sunsetLocal":"18:09","solarNoonLocal":"12:07","dayLengthHours":12.035931679169385,"dayLengthDisplay":"12 Hours 02 Mins 09 Secs","nightLengthDisplay":"11 Hours 57 Mins 51 Secs","moonriseLocal":"04:41","moonsetLocal":"17:13","rahuKala":{"name":"Rāhu Kāla","start":"13:38","end":"15:08","startHours":13.628386815143513,"endHours":15.132878275039685,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:06","end":"07:37","startHours":6.1059295156626465,"endHours":7.61042097555882,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:07","end":"10:37","startHours":9.114912435454993,"endHours":10.619403895351166,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.914313574135504,"endHours":9.315511296774483,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.607426668961371,"endHours":6.928384847072555,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:43","end":"12:32","startHours":11.72269763260836,"endHours":12.52509307788632,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:30","end":"05:18","startHours":4.501138625106728,"endHours":5.303534070384687,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:06","startHours":5.102935209065198,"endHours":6.1059295156626465,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:56","startHours":14.129883968442236,"endHours":14.932279413720195,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:57","end":"18:21","startHours":17.941861194832033,"endHours":18.34186119483203,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:09","end":"18:39","startHours":18.141861194832032,"endHours":18.643358348130757,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:54","end":"19:39","startHours":17.891861194832032,"endHours":19.641861194832032,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:43","end":"00:32","startHours":23.722697632608362,"endHours":24.52509307788632,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:06","end":"07:37","startHours":6.1059295156626465,"endHours":7.61042097555882,"quality":"auspicious"},{"name":"Roga","start":"07:37","end":"09:07","startHours":7.61042097555882,"endHours":9.114912435454993,"quality":"inauspicious"},{"name":"Udveg","start":"09:07","end":"10:37","startHours":9.114912435454993,"endHours":10.619403895351166,"quality":"inauspicious"},{"name":"Chala","start":"10:37","end":"12:07","startHours":10.619403895351166,"endHours":12.123895355247338,"quality":"neutral"},{"name":"Labha","start":"12:07","end":"13:38","startHours":12.123895355247338,"endHours":13.628386815143513,"quality":"auspicious"},{"name":"Amṛta","start":"13:38","end":"15:08","startHours":13.628386815143513,"endHours":15.132878275039685,"quality":"auspicious"},{"name":"Kāla","start":"15:08","end":"16:38","startHours":15.132878275039685,"endHours":16.63736973493586,"quality":"inauspicious"},{"name":"Śubha","start":"16:38","end":"18:09","startHours":16.63736973493586,"endHours":18.141861194832032,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:09","end":"19:38","startHours":18.141861194832032,"endHours":19.63736973493586,"quality":"auspicious"},{"name":"Kāla","start":"19:38","end":"21:08","startHours":19.63736973493586,"endHours":21.132878275039687,"quality":"inauspicious"},{"name":"Śubha","start":"21:08","end":"22:38","startHours":21.132878275039687,"endHours":22.628386815143514,"quality":"auspicious"},{"name":"Roga","start":"22:38","end":"00:07","startHours":22.628386815143514,"endHours":24.12389535524734,"quality":"inauspicious"},{"name":"Udveg","start":"00:07","end":"01:37","startHours":24.12389535524734,"endHours":25.619403895351166,"quality":"inauspicious"},{"name":"Chala","start":"01:37","end":"03:07","startHours":25.619403895351166,"endHours":27.114912435454993,"quality":"neutral"},{"name":"Labha","start":"03:07","end":"04:37","startHours":27.114912435454993,"endHours":28.610420975558817,"quality":"auspicious"},{"name":"Amṛta","start":"04:37","end":"06:06","startHours":28.610420975558817,"endHours":30.105929515662645,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.1059295156626465,"endHours":7.1059295156626465,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.1059295156626465,"endHours":8.105929515662647,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.105929515662647,"endHours":9.105929515662647,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.105929515662647,"endHours":10.105929515662647,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.105929515662647,"endHours":11.105929515662647,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.105929515662647,"endHours":12.105929515662647,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.105929515662647,"endHours":13.105929515662647,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.105929515662647,"endHours":14.105929515662647,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.105929515662647,"endHours":15.105929515662647,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.105929515662647,"endHours":16.105929515662645,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.105929515662645,"endHours":17.105929515662645,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.105929515662645,"endHours":18.105929515662645,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.105929515662645,"endHours":19.105929515662645,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.105929515662645,"endHours":20.105929515662645,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.105929515662645,"endHours":21.105929515662645,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.105929515662645,"endHours":22.105929515662645,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.105929515662645,"endHours":23.105929515662645,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.105929515662645,"endHours":24.105929515662645,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.105929515662645,"endHours":25.105929515662645,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.105929515662645,"endHours":26.105929515662645,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.105929515662645,"endHours":27.105929515662645,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.105929515662645,"endHours":28.105929515662645,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.105929515662645,"endHours":29.105929515662645,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.105929515662645,"endHours":30.105929515662645,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"West","rahuVasa":"North-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"drikRitu":"Śarad (Autumn) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-1.1966328570972848,"eotMinutes":9.49587868515961,"ayanamsa":24.2823}},"calendars":{"vikram_samvat":2087,"vikram_samvatsara":"Rudhirodgāri","saka_samvat":1952,"saka_samvatsara":"Sādhāraṇa","bengali_samvat":1437,"malayalam_era":1206,"nanakshahi_year":561,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Caturdaśī · Vikram 2087 Rudhirodgāri · Śaka 1952 Sādhāraṇa"},"festivals":[{"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},{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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 September 26, 2030 CE · Ṛṣikeśa · Vidhyamitra","description":"September 26, 2030 CE for Ṛṣikeśa: Kṛṣṇa Caturdaśī, sūryodaya 06:06, sūryāsta 18:09.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2030-09-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2030-09-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/2030-09-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/2030-09-26","x-default":"https://vidhyamitra.com/city/rishikesh/2030-09-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T12:15:42.212Z","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":"2026-05-15T12:15:42.212Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T12:15:42.212Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}