{"id":"vidhyamitra:city-day:rishikesh:2018-09-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2018-09-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2018-09-24","date_display":"September 24, 2018 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":2018,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458385.770833,"kali_year":5120,"ahargana":1869920.2708,"sun":{"sidereal_longitude":156.0559,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":323.2318,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.1759,"elapsed_within_tithi_degrees":11.1759},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":323.2318,"elapsed_within_degrees":3.2318},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.2877},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"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":2018,"month":9,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458385.770833,"ahargana":1869920.2708,"kali_year":5120,"ayanamsa_lahiri":24.1146,"grahas":{"sun":{"sidereal_longitude":156.84234300000003,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":324.381443,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":-2.9271},"mars":{"sidereal_longitude":279.04464299999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":158.978343,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":206.616443,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":194.113343,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":248.56884300000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":102.6254,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":282.6254,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"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":2018,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458385.770833,"kali_year":5120,"ahargana":1869920.2708,"sun":{"sidereal_longitude":156.0559,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":323.2318,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":14,"name":"Caturdaśī","paksha":"Śukla","full_name":"Śukla Caturdaśī","elongation_degrees":167.1759,"elapsed_within_tithi_degrees":11.1759},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1,"moon_longitude":323.2318,"elapsed_within_degrees":3.2318},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.2877},"karana":{"half_tithi_index":27,"name":"Vaṇija"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.927,"elongation":167.176},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.927,"opposition_distance":12.824}},"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":"06:05","sunsetLocal":"18:11","solarNoonLocal":"12:08","dayLengthHours":12.098961206524878,"dayLengthDisplay":"12 Hours 05 Mins 56 Secs","nightLengthDisplay":"11 Hours 54 Mins 04 Secs","moonriseLocal":"17:26","moonsetLocal":"05:10","rahuKala":{"name":"Rāhu Kāla","start":"07:36","end":"09:07","startHours":7.598497707656863,"endHours":9.110867858472472,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:08","startHours":10.623238009288084,"endHours":12.135608160103693,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:39","end":"15:10","startHours":13.647978310919303,"endHours":15.160348461734912,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.909218505030392,"endHours":9.312517211914553,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:35","end":"06:55","startHours":6.590250940446457,"endHours":6.9128899059537865,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:32","startHours":11.73230945321953,"endHours":12.538906866987857,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:17","startHours":4.472932729304603,"endHours":5.279530143072928,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:05","end":"06:05","startHours":5.077880789630846,"endHours":6.086127556841253,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:58","startHours":14.152101694524506,"endHours":14.95869910829283,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:59","end":"18:23","startHours":17.985088763366132,"endHours":18.38508876336613,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:11","end":"18:41","startHours":18.18508876336613,"endHours":18.689212146971336,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:56","end":"19:41","startHours":17.93508876336613,"endHours":19.68508876336613,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:32","startHours":23.732309453219532,"endHours":24.538906866987855,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:05","end":"07:36","startHours":6.086127556841253,"endHours":7.598497707656863,"quality":"auspicious"},{"name":"Kāla","start":"07:36","end":"09:07","startHours":7.598497707656863,"endHours":9.110867858472472,"quality":"inauspicious"},{"name":"Śubha","start":"09:07","end":"10:37","startHours":9.110867858472472,"endHours":10.623238009288084,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:08","startHours":10.623238009288084,"endHours":12.135608160103693,"quality":"inauspicious"},{"name":"Udveg","start":"12:08","end":"13:39","startHours":12.135608160103693,"endHours":13.647978310919303,"quality":"inauspicious"},{"name":"Chala","start":"13:39","end":"15:10","startHours":13.647978310919303,"endHours":15.160348461734912,"quality":"neutral"},{"name":"Labha","start":"15:10","end":"16:40","startHours":15.160348461734912,"endHours":16.672718612550522,"quality":"auspicious"},{"name":"Amṛta","start":"16:40","end":"18:11","startHours":16.672718612550522,"endHours":18.18508876336613,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:11","end":"19:40","startHours":18.18508876336613,"endHours":19.672718612550522,"quality":"neutral"},{"name":"Labha","start":"19:40","end":"21:10","startHours":19.672718612550522,"endHours":21.160348461734912,"quality":"auspicious"},{"name":"Amṛta","start":"21:10","end":"22:39","startHours":21.160348461734912,"endHours":22.647978310919303,"quality":"auspicious"},{"name":"Kāla","start":"22:39","end":"00:08","startHours":22.647978310919303,"endHours":24.135608160103693,"quality":"inauspicious"},{"name":"Śubha","start":"00:08","end":"01:37","startHours":24.135608160103693,"endHours":25.623238009288084,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:07","startHours":25.623238009288084,"endHours":27.110867858472474,"quality":"inauspicious"},{"name":"Udveg","start":"03:07","end":"04:36","startHours":27.110867858472474,"endHours":28.59849770765686,"quality":"inauspicious"},{"name":"Chala","start":"04:36","end":"06:05","startHours":28.59849770765686,"endHours":30.086127556841255,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.086127556841253,"endHours":7.086127556841253,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.086127556841253,"endHours":8.086127556841253,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.086127556841253,"endHours":9.086127556841253,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.086127556841253,"endHours":10.086127556841253,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.086127556841253,"endHours":11.086127556841253,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.086127556841253,"endHours":12.086127556841253,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.086127556841253,"endHours":13.086127556841253,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.086127556841253,"endHours":14.086127556841253,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.086127556841253,"endHours":15.086127556841253,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.086127556841253,"endHours":16.086127556841255,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.086127556841255,"endHours":17.086127556841255,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.086127556841255,"endHours":18.086127556841255,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.086127556841255,"endHours":19.086127556841255,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.086127556841255,"endHours":20.086127556841255,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.086127556841255,"endHours":21.086127556841255,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.086127556841255,"endHours":22.086127556841255,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.086127556841255,"endHours":23.086127556841255,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.086127556841255,"endHours":24.086127556841255,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.086127556841255,"endHours":25.086127556841255,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.086127556841255,"endHours":26.086127556841255,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.086127556841255,"endHours":27.086127556841255,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.086127556841255,"endHours":28.086127556841255,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.086127556841255,"endHours":29.086127556841255,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.086127556841255,"endHours":30.086127556841255,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"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":"East (Pūrva)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Ānanda","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":-0.3805923986155675,"eotMinutes":8.793110393778392,"ayanamsa":24.1146}},"calendars":{"vikram_samvat":2075,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1940,"saka_samvatsara":"Vilambī","bengali_samvat":1425,"malayalam_era":1194,"nanakshahi_year":549,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Caturdaśī · Vikram 2075 Virodhakṛt · Śaka 1940 Vilambī"},"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 24, 2018 CE · Ṛṣikeśa · Vidhyamitra","description":"September 24, 2018 CE for Ṛṣikeśa: Śukla Caturdaśī, sūryodaya 06:05, sūryāsta 18:11.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2018-09-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2018-09-24","sa":"https://sa.vidhyamitra.com/city/rishikesh/2018-09-24","hi":"https://hi.vidhyamitra.com/city/rishikesh/2018-09-24","x-default":"https://vidhyamitra.com/city/rishikesh/2018-09-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T14:02:16.383Z","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":"2026-05-15T14:02:16.383Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T14:02:16.383Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}