{"id":"vidhyamitra:city-day:rishikesh:1997-08-26:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1997-08-26","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-08-26","date_display":"August 26, 1997 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":1997,"month":8,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450686.770833,"kali_year":5099,"ahargana":1862221.2708,"sun":{"sidereal_longitude":128.3764,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":46.9928,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.6164,"elapsed_within_tithi_degrees":2.6164},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":46.9928,"elapsed_within_degrees":6.9928},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.3691},"karana":{"half_tithi_index":46,"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":1997,"month":8,"day":26,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450686.770833,"ahargana":1862221.2708,"kali_year":5099,"ayanamsa_lahiri":23.8202,"grahas":{"sun":{"sidereal_longitude":129.03430100000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":50.46990099999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false,"latitude":-4.3743},"mars":{"sidereal_longitude":193.52320099999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":139.435901,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":291.111401,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":true},"venus":{"sidereal_longitude":166.210601,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":355.990801,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":150.5554,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":330.5554,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":1997,"month":8,"day":26,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450686.770833,"kali_year":5099,"ahargana":1862221.2708,"sun":{"sidereal_longitude":128.3764,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":46.9928,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":24,"name":"Navamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Navamī","elongation_degrees":278.6164,"elapsed_within_tithi_degrees":2.6164},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":46.9928,"elapsed_within_degrees":6.9928},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.3691},"karana":{"half_tithi_index":46,"name":"Taitila"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.374,"elongation":81.384},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.374,"opposition_distance":98.616}},"eclipse_window_40days":[{"offset_days":7,"type":"solar","occurs":true,"moon_latitude":-1.043,"elongation":1.659}]},"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":"05:50","sunsetLocal":"18:47","solarNoonLocal":"12:18","dayLengthHours":12.949714462043975,"dayLengthDisplay":"12 Hours 56 Mins 59 Secs","nightLengthDisplay":"11 Hours 03 Mins 01 Secs","moonriseLocal":"00:06","moonsetLocal":"14:03","rahuKala":{"name":"Rāhu Kāla","start":"15:33","end":"17:10","startHours":15.543180617701271,"endHours":17.161894925456767,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:04","end":"10:41","startHours":9.068323386679282,"endHours":10.687037694434778,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:18","end":"13:55","startHours":12.305752002190275,"endHours":13.924466309945771,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:51","end":"09:17","startHours":8.852494812311882,"endHours":9.284151961046682,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:22","end":"06:43","startHours":6.370466207086787,"endHours":6.715791926074626,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:44","startHours":11.874094853455476,"endHours":12.737409150925076,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:58","startHours":4.104266176229092,"endHours":4.96758047369869,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:45","end":"05:50","startHours":4.75175189933129,"endHours":5.830894771168288,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:20","startHours":14.464037745864271,"endHours":15.32735204333387,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:35","end":"18:59","startHours":18.580609233212265,"endHours":18.980609233212263,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:47","end":"19:19","startHours":18.780609233212264,"endHours":19.320180669130764,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:32","end":"20:17","startHours":18.530609233212264,"endHours":20.280609233212264,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:44","startHours":23.874094853455475,"endHours":24.737409150925075,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"05:50","end":"07:27","startHours":5.830894771168288,"endHours":7.449609078923785,"quality":"inauspicious"},{"name":"Udveg","start":"07:27","end":"09:04","startHours":7.449609078923785,"endHours":9.068323386679282,"quality":"inauspicious"},{"name":"Chala","start":"09:04","end":"10:41","startHours":9.068323386679282,"endHours":10.687037694434778,"quality":"neutral"},{"name":"Labha","start":"10:41","end":"12:18","startHours":10.687037694434778,"endHours":12.305752002190275,"quality":"auspicious"},{"name":"Amṛta","start":"12:18","end":"13:55","startHours":12.305752002190275,"endHours":13.924466309945771,"quality":"auspicious"},{"name":"Kāla","start":"13:55","end":"15:33","startHours":13.924466309945771,"endHours":15.543180617701271,"quality":"inauspicious"},{"name":"Śubha","start":"15:33","end":"17:10","startHours":15.543180617701271,"endHours":17.161894925456767,"quality":"auspicious"},{"name":"Roga","start":"17:10","end":"18:47","startHours":17.161894925456767,"endHours":18.780609233212264,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:47","end":"20:10","startHours":18.780609233212264,"endHours":20.161894925456767,"quality":"inauspicious"},{"name":"Śubha","start":"20:10","end":"21:33","startHours":20.161894925456767,"endHours":21.54318061770127,"quality":"auspicious"},{"name":"Roga","start":"21:33","end":"22:55","startHours":21.54318061770127,"endHours":22.92446630994577,"quality":"inauspicious"},{"name":"Udveg","start":"22:55","end":"00:18","startHours":22.92446630994577,"endHours":24.305752002190275,"quality":"inauspicious"},{"name":"Chala","start":"00:18","end":"01:41","startHours":24.305752002190275,"endHours":25.68703769443478,"quality":"neutral"},{"name":"Labha","start":"01:41","end":"03:04","startHours":25.68703769443478,"endHours":27.068323386679282,"quality":"auspicious"},{"name":"Amṛta","start":"03:04","end":"04:27","startHours":27.068323386679282,"endHours":28.449609078923785,"quality":"auspicious"},{"name":"Kāla","start":"04:27","end":"05:50","startHours":28.449609078923785,"endHours":29.83089477116829,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:50","end":"06:50","startHours":5.830894771168288,"endHours":6.830894771168288,"planetary_lord":"Mars"},{"name":"Hora 2","start":"06:50","end":"07:50","startHours":6.830894771168288,"endHours":7.830894771168288,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"07:50","end":"08:50","startHours":7.830894771168288,"endHours":8.830894771168289,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"08:50","end":"09:50","startHours":8.830894771168289,"endHours":9.830894771168289,"planetary_lord":"Moon"},{"name":"Hora 5","start":"09:50","end":"10:50","startHours":9.830894771168289,"endHours":10.830894771168289,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"10:50","end":"11:50","startHours":10.830894771168289,"endHours":11.830894771168289,"planetary_lord":"Venus"},{"name":"Hora 7","start":"11:50","end":"12:50","startHours":11.830894771168289,"endHours":12.830894771168289,"planetary_lord":"Sun"},{"name":"Hora 8","start":"12:50","end":"13:50","startHours":12.830894771168289,"endHours":13.830894771168289,"planetary_lord":"Mars"},{"name":"Hora 9","start":"13:50","end":"14:50","startHours":13.830894771168289,"endHours":14.830894771168289,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"14:50","end":"15:50","startHours":14.830894771168289,"endHours":15.830894771168289,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"15:50","end":"16:50","startHours":15.830894771168289,"endHours":16.83089477116829,"planetary_lord":"Moon"},{"name":"Hora 12","start":"16:50","end":"17:50","startHours":16.83089477116829,"endHours":17.83089477116829,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"17:50","end":"18:50","startHours":17.83089477116829,"endHours":18.83089477116829,"planetary_lord":"Venus"},{"name":"Hora 14","start":"18:50","end":"19:50","startHours":18.83089477116829,"endHours":19.83089477116829,"planetary_lord":"Sun"},{"name":"Hora 15","start":"19:50","end":"20:50","startHours":19.83089477116829,"endHours":20.83089477116829,"planetary_lord":"Mars"},{"name":"Hora 16","start":"20:50","end":"21:50","startHours":20.83089477116829,"endHours":21.83089477116829,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"21:50","end":"22:50","startHours":21.83089477116829,"endHours":22.83089477116829,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"22:50","end":"23:50","startHours":22.83089477116829,"endHours":23.83089477116829,"planetary_lord":"Moon"},{"name":"Hora 19","start":"23:50","end":"00:50","startHours":23.83089477116829,"endHours":24.83089477116829,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"00:50","end":"01:50","startHours":24.83089477116829,"endHours":25.83089477116829,"planetary_lord":"Venus"},{"name":"Hora 21","start":"01:50","end":"02:50","startHours":25.83089477116829,"endHours":26.83089477116829,"planetary_lord":"Sun"},{"name":"Hora 22","start":"02:50","end":"03:50","startHours":26.83089477116829,"endHours":27.83089477116829,"planetary_lord":"Mars"},{"name":"Hora 23","start":"03:50","end":"04:50","startHours":27.83089477116829,"endHours":28.83089477116829,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"04:50","end":"05:50","startHours":28.83089477116829,"endHours":29.83089477116829,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"drikRitu":"Varṣā (Monsoon) (Drik)","vedicRitu":"Varṣā (Monsoon)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":10.455168032924187,"eotMinutes":-1.4155201314165708,"ayanamsa":23.8202}},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Kṛṣṇa Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Kṛṣṇa Navamī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"festivals":[{"id":"simha-sankranti","name":"Siṁha Saṅkrānti","name_sanskrit":"सिंह सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Leo.","vrata":false,"detection":{"sun_rashi":"Siṃha"},"precedence":5}],"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":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5}]},"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 August 26, 1997 CE · Ṛṣikeśa · Vidhyamitra","description":"August 26, 1997 CE for Ṛṣikeśa: Kṛṣṇa Navamī, sūryodaya 05:50, sūryāsta 18:47.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1997-08-26","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1997-08-26","sa":"https://sa.vidhyamitra.com/city/rishikesh/1997-08-26","hi":"https://hi.vidhyamitra.com/city/rishikesh/1997-08-26","x-default":"https://vidhyamitra.com/city/rishikesh/1997-08-26"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T06:49:24.539Z","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":"2026-05-17T06:49:24.539Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-17T06:49:24.539Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}