{"id":"vidhyamitra:city-day:rishikesh:2030-09-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2030-09-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2030-09-30","date_display":"September 30, 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":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462774.770833,"kali_year":5132,"ahargana":1874309.2708,"sun":{"sidereal_longitude":161.8325,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":194.7885,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":32.956,"elapsed_within_tithi_degrees":8.956},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.7885,"elapsed_within_degrees":8.1218},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.6209},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2462774.770833,"ahargana":1874309.2708,"kali_year":5132,"ayanamsa_lahiri":24.2825,"grahas":{"sun":{"sidereal_longitude":162.65235099999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"moon":{"sidereal_longitude":197.679351,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false,"latitude":-2.5977},"mars":{"sidereal_longitude":123.80375099999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":152.73695099999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":211.35305100000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":156.896251,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":44.45805100000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":230.075,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":50.075,"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":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2462774.770833,"kali_year":5132,"ahargana":1874309.2708,"sun":{"sidereal_longitude":161.8325,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":194.7885,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":32.956,"elapsed_within_tithi_degrees":8.956},"nakshatra":{"number":15,"name":"Svātī","pada":3,"moon_longitude":194.7885,"elapsed_within_degrees":8.1218},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.6209},"karana":{"half_tithi_index":5,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.598,"elongation":32.956},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.598,"opposition_distance":147.044}},"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":"06:09","sunsetLocal":"18:04","solarNoonLocal":"12:06","dayLengthHours":11.915705785211259,"dayLengthDisplay":"11 Hours 54 Mins 57 Secs","nightLengthDisplay":"12 Hours 05 Mins 03 Secs","moonriseLocal":"09:00","moonsetLocal":"19:52","rahuKala":{"name":"Rāhu Kāla","start":"07:38","end":"09:07","startHours":7.63302572529602,"endHours":9.122488948447426,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:06","startHours":10.611952171598833,"endHours":12.10141539475024,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:35","end":"15:05","startHours":13.590878617901648,"endHours":15.080341841053055,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.92389385202724,"endHours":9.321084044867614,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:38","end":"06:57","startHours":6.640050243195081,"endHours":6.957802397467382,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:42","end":"12:30","startHours":11.704225201909866,"endHours":12.498605587590616,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:21","startHours":4.554801730783112,"endHours":5.3491821164638615,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:09","end":"06:09","startHours":5.150587020043674,"endHours":6.143562502144612,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:05","end":"14:53","startHours":14.087366358952117,"endHours":14.881746744632867,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:52","end":"18:16","startHours":17.85926828735587,"endHours":18.25926828735587,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:04","end":"18:33","startHours":18.05926828735587,"endHours":18.55575602840634,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:49","end":"19:34","startHours":17.80926828735587,"endHours":19.55926828735587,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:42","end":"00:30","startHours":23.704225201909864,"endHours":24.498605587590617,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:09","end":"07:38","startHours":6.143562502144612,"endHours":7.63302572529602,"quality":"auspicious"},{"name":"Kāla","start":"07:38","end":"09:07","startHours":7.63302572529602,"endHours":9.122488948447426,"quality":"inauspicious"},{"name":"Śubha","start":"09:07","end":"10:37","startHours":9.122488948447426,"endHours":10.611952171598833,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:06","startHours":10.611952171598833,"endHours":12.10141539475024,"quality":"inauspicious"},{"name":"Udveg","start":"12:06","end":"13:35","startHours":12.10141539475024,"endHours":13.590878617901648,"quality":"inauspicious"},{"name":"Chala","start":"13:35","end":"15:05","startHours":13.590878617901648,"endHours":15.080341841053055,"quality":"neutral"},{"name":"Labha","start":"15:05","end":"16:34","startHours":15.080341841053055,"endHours":16.569805064204463,"quality":"auspicious"},{"name":"Amṛta","start":"16:34","end":"18:04","startHours":16.569805064204463,"endHours":18.05926828735587,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:04","end":"19:34","startHours":18.05926828735587,"endHours":19.569805064204463,"quality":"neutral"},{"name":"Labha","start":"19:34","end":"21:05","startHours":19.569805064204463,"endHours":21.080341841053055,"quality":"auspicious"},{"name":"Amṛta","start":"21:05","end":"22:35","startHours":21.080341841053055,"endHours":22.590878617901648,"quality":"auspicious"},{"name":"Kāla","start":"22:35","end":"00:06","startHours":22.590878617901648,"endHours":24.10141539475024,"quality":"inauspicious"},{"name":"Śubha","start":"00:06","end":"01:37","startHours":24.10141539475024,"endHours":25.611952171598833,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:07","startHours":25.611952171598833,"endHours":27.122488948447426,"quality":"inauspicious"},{"name":"Udveg","start":"03:07","end":"04:38","startHours":27.122488948447426,"endHours":28.63302572529602,"quality":"inauspicious"},{"name":"Chala","start":"04:38","end":"06:09","startHours":28.63302572529602,"endHours":30.14356250214461,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:09","end":"07:09","startHours":6.143562502144612,"endHours":7.143562502144612,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:09","end":"08:09","startHours":7.143562502144612,"endHours":8.143562502144611,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:09","end":"09:09","startHours":8.143562502144611,"endHours":9.143562502144611,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:09","end":"10:09","startHours":9.143562502144611,"endHours":10.143562502144611,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:09","end":"11:09","startHours":10.143562502144611,"endHours":11.143562502144611,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:09","end":"12:09","startHours":11.143562502144611,"endHours":12.143562502144611,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:09","end":"13:09","startHours":12.143562502144611,"endHours":13.143562502144611,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:09","end":"14:09","startHours":13.143562502144611,"endHours":14.143562502144611,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:09","end":"15:09","startHours":14.143562502144611,"endHours":15.143562502144611,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:09","end":"16:09","startHours":15.143562502144611,"endHours":16.14356250214461,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:09","end":"17:09","startHours":16.14356250214461,"endHours":17.14356250214461,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:09","end":"18:09","startHours":17.14356250214461,"endHours":18.14356250214461,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:09","end":"19:09","startHours":18.14356250214461,"endHours":19.14356250214461,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:09","end":"20:09","startHours":19.14356250214461,"endHours":20.14356250214461,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:09","end":"21:09","startHours":20.14356250214461,"endHours":21.14356250214461,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:09","end":"22:09","startHours":21.14356250214461,"endHours":22.14356250214461,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:09","end":"23:09","startHours":22.14356250214461,"endHours":23.14356250214461,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:09","end":"00:09","startHours":23.14356250214461,"endHours":24.14356250214461,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:09","end":"01:09","startHours":24.14356250214461,"endHours":25.14356250214461,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:09","end":"02:09","startHours":25.14356250214461,"endHours":26.14356250214461,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:09","end":"03:09","startHours":26.14356250214461,"endHours":27.14356250214461,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:09","end":"04:09","startHours":27.14356250214461,"endHours":28.14356250214461,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:09","end":"05:09","startHours":28.14356250214461,"endHours":29.14356250214461,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:09","end":"06:09","startHours":29.14356250214461,"endHours":30.14356250214461,"planetary_lord":"Venus"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"North-East","anandadiYoga":{"name":"Siddhi","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":-2.7525444381612574,"eotMinutes":10.844676314985584,"ayanamsa":24.2825}},"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 Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Tṛtīyā · 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}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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 30, 2030 CE · Ṛṣikeśa · Vidhyamitra","description":"September 30, 2030 CE for Ṛṣikeśa: Śukla Tṛtīyā, sūryodaya 06:09, sūryāsta 18:04.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2030-09-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2030-09-30","sa":"https://sa.vidhyamitra.com/city/rishikesh/2030-09-30","hi":"https://hi.vidhyamitra.com/city/rishikesh/2030-09-30","x-default":"https://vidhyamitra.com/city/rishikesh/2030-09-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T23:27:46.163Z","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":"2026-05-14T23:27:46.163Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T23:27:46.163Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}