{"id":"vidhyamitra:city-day:rishikesh:2007-09-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2007-09-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2007-09-25","date_display":"September 25, 2007 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":2007,"month":9,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454368.770833,"kali_year":5109,"ahargana":1865903.2708,"sun":{"sidereal_longitude":156.8838,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":312.7215,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.8377,"elapsed_within_tithi_degrees":11.8377},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.7215,"elapsed_within_degrees":6.0548},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.6053},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2007,"month":9,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2454368.770833,"ahargana":1865903.2708,"kali_year":5109,"ayanamsa_lahiri":23.961,"grahas":{"sun":{"sidereal_longitude":157.644322,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":313.18672200000003,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false,"latitude":-0.2152},"mars":{"sidereal_longitude":64.06642199999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":183.04132200000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":230.148322,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":117.073822,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":128.598122,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":315.4654,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":135.4654,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","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":2007,"month":9,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2454368.770833,"kali_year":5109,"ahargana":1865903.2708,"sun":{"sidereal_longitude":156.8838,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":312.7215,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":155.8377,"elapsed_within_tithi_degrees":11.8377},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2,"moon_longitude":312.7215,"elapsed_within_degrees":6.0548},"yoga":{"number":9,"name":"Śūla","sum_longitude":109.6053},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.215,"elongation":155.838},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.215,"opposition_distance":24.162}},"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":"18:10","solarNoonLocal":"12:08","dayLengthHours":12.079046346950726,"dayLengthDisplay":"12 Hours 04 Mins 45 Secs","nightLengthDisplay":"11 Hours 55 Mins 15 Secs","moonriseLocal":"16:48","moonsetLocal":"04:12","rahuKala":{"name":"Rāhu Kāla","start":"15:09","end":"16:40","startHours":15.14947947693198,"endHours":16.659360270300823,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:07","end":"10:37","startHours":9.109956303456617,"endHours":10.619837096825458,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:08","end":"13:38","startHours":12.1297178901943,"endHours":13.63959868356314,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:19","startHours":8.908638864340773,"endHours":9.311273742572464,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:55","startHours":6.59348831450855,"endHours":6.915596217093903,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:32","startHours":11.727083011962609,"endHours":12.53235276842599,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:29","end":"05:17","startHours":4.479655203792173,"endHours":5.284924960255554,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:05","end":"06:05","startHours":5.083607521139709,"endHours":6.090194716718936,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:57","startHours":14.142892281352754,"endHours":14.948162037816136,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:58","end":"18:22","startHours":17.969241063669664,"endHours":18.369241063669662,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:10","end":"18:40","startHours":18.169241063669663,"endHours":18.672534661459277,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:55","end":"19:40","startHours":17.919241063669663,"endHours":19.669241063669663,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:32","startHours":23.72708301196261,"endHours":24.53235276842599,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:05","end":"07:36","startHours":6.090194716718936,"endHours":7.600075510087777,"quality":"inauspicious"},{"name":"Udveg","start":"07:36","end":"09:07","startHours":7.600075510087777,"endHours":9.109956303456617,"quality":"inauspicious"},{"name":"Chala","start":"09:07","end":"10:37","startHours":9.109956303456617,"endHours":10.619837096825458,"quality":"neutral"},{"name":"Labha","start":"10:37","end":"12:08","startHours":10.619837096825458,"endHours":12.1297178901943,"quality":"auspicious"},{"name":"Amṛta","start":"12:08","end":"13:38","startHours":12.1297178901943,"endHours":13.63959868356314,"quality":"auspicious"},{"name":"Kāla","start":"13:38","end":"15:09","startHours":13.63959868356314,"endHours":15.14947947693198,"quality":"inauspicious"},{"name":"Śubha","start":"15:09","end":"16:40","startHours":15.14947947693198,"endHours":16.659360270300823,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:10","startHours":16.659360270300823,"endHours":18.169241063669663,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:10","end":"19:40","startHours":18.169241063669663,"endHours":19.659360270300823,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:09","startHours":19.659360270300823,"endHours":21.14947947693198,"quality":"auspicious"},{"name":"Roga","start":"21:09","end":"22:38","startHours":21.14947947693198,"endHours":22.63959868356314,"quality":"inauspicious"},{"name":"Udveg","start":"22:38","end":"00:08","startHours":22.63959868356314,"endHours":24.1297178901943,"quality":"inauspicious"},{"name":"Chala","start":"00:08","end":"01:37","startHours":24.1297178901943,"endHours":25.61983709682546,"quality":"neutral"},{"name":"Labha","start":"01:37","end":"03:07","startHours":25.61983709682546,"endHours":27.10995630345662,"quality":"auspicious"},{"name":"Amṛta","start":"03:07","end":"04:36","startHours":27.10995630345662,"endHours":28.600075510087777,"quality":"auspicious"},{"name":"Kāla","start":"04:36","end":"06:05","startHours":28.600075510087777,"endHours":30.090194716718937,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:05","end":"07:05","startHours":6.090194716718936,"endHours":7.090194716718936,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:05","end":"08:05","startHours":7.090194716718936,"endHours":8.090194716718937,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:05","end":"09:05","startHours":8.090194716718937,"endHours":9.090194716718937,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:05","end":"10:05","startHours":9.090194716718937,"endHours":10.090194716718937,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:05","end":"11:05","startHours":10.090194716718937,"endHours":11.090194716718937,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:05","end":"12:05","startHours":11.090194716718937,"endHours":12.090194716718937,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:05","end":"13:05","startHours":12.090194716718937,"endHours":13.090194716718937,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:05","end":"14:05","startHours":13.090194716718937,"endHours":14.090194716718937,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:05","end":"15:05","startHours":14.090194716718937,"endHours":15.090194716718937,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:05","end":"16:05","startHours":15.090194716718937,"endHours":16.090194716718937,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:05","end":"17:05","startHours":16.090194716718937,"endHours":17.090194716718937,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:05","end":"18:05","startHours":17.090194716718937,"endHours":18.090194716718937,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:05","end":"19:05","startHours":18.090194716718937,"endHours":19.090194716718937,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:05","end":"20:05","startHours":19.090194716718937,"endHours":20.090194716718937,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:05","end":"21:05","startHours":20.090194716718937,"endHours":21.090194716718937,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:05","end":"22:05","startHours":21.090194716718937,"endHours":22.090194716718937,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:05","end":"23:05","startHours":22.090194716718937,"endHours":23.090194716718937,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:05","end":"00:05","startHours":23.090194716718937,"endHours":24.090194716718937,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:05","end":"01:05","startHours":24.090194716718937,"endHours":25.090194716718937,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:05","end":"02:05","startHours":25.090194716718937,"endHours":26.090194716718937,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:05","end":"03:05","startHours":26.090194716718937,"endHours":27.090194716718937,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:05","end":"04:05","startHours":27.090194716718937,"endHours":28.090194716718937,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:05","end":"05:05","startHours":28.090194716718937,"endHours":29.090194716718937,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:05","end":"06:05","startHours":29.090194716718937,"endHours":30.090194716718937,"planetary_lord":"Saturn"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Prajāpati","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":-0.6384183463232265,"eotMinutes":9.146526588342006,"ayanamsa":23.961}},"calendars":{"vikram_samvat":2064,"vikram_samvatsara":"Śārvarī","saka_samvat":1929,"saka_samvatsara":"Sarvajit","bengali_samvat":1414,"malayalam_era":1183,"nanakshahi_year":538,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Trayodaśī · Vikram 2064 Śārvarī · Śaka 1929 Sarvajit"},"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":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — 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 25, 2007 CE · Ṛṣikeśa · Vidhyamitra","description":"September 25, 2007 CE for Ṛṣikeśa: Śukla Trayodaśī, sūryodaya 06:05, sūryāsta 18:10.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2007-09-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2007-09-25","sa":"https://sa.vidhyamitra.com/city/rishikesh/2007-09-25","hi":"https://hi.vidhyamitra.com/city/rishikesh/2007-09-25","x-default":"https://vidhyamitra.com/city/rishikesh/2007-09-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-16T20:53:59.735Z","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":"2026-05-16T20:53:59.735Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-16T20:53:59.735Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}