{"id":"vidhyamitra:city-day:rishikesh:1999-10-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1999-10-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-10-25","date_display":"October 25, 1999 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":1999,"month":10,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451476.770833,"kali_year":5101,"ahargana":1863011.2708,"sun":{"sidereal_longitude":186.6217,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":7.4957,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.874,"elapsed_within_tithi_degrees":0.874},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.4957,"elapsed_within_degrees":7.4957},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.1174},"karana":{"half_tithi_index":30,"name":"Bālava"},"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":1999,"month":10,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451476.770833,"ahargana":1863011.2708,"kali_year":5101,"ayanamsa_lahiri":23.8504,"grahas":{"sun":{"sidereal_longitude":187.33211699999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":9.627717000000018,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":-4.4141},"mars":{"sidereal_longitude":251.947317,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":211.61611700000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":5.913216999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":140.95651699999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":20.761617,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":108.6974,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":288.6974,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"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":1999,"month":10,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451476.770833,"kali_year":5101,"ahargana":1863011.2708,"sun":{"sidereal_longitude":186.6217,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":7.4957,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":180.874,"elapsed_within_tithi_degrees":0.874},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.4957,"elapsed_within_degrees":7.4957},"yoga":{"number":15,"name":"Vajra","sum_longitude":194.1174},"karana":{"half_tithi_index":30,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.414,"elongation":179.126},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.414,"opposition_distance":0.874}},"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":"06:25","sunsetLocal":"17:37","solarNoonLocal":"12:01","dayLengthHours":11.198257187991624,"dayLengthDisplay":"11 Hours 11 Mins 54 Secs","nightLengthDisplay":"12 Hours 48 Mins 06 Secs","moonriseLocal":"17:37","moonsetLocal":"06:43","rahuKala":{"name":"Rāhu Kāla","start":"07:49","end":"09:13","startHours":7.81223257005371,"endHours":9.212014718552663,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:37","end":"12:01","startHours":10.611796867051616,"endHours":12.01157901555057,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:25","end":"14:49","startHours":13.411361164049522,"endHours":14.811143312548475,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:02","end":"09:24","startHours":9.025377098752802,"endHours":9.398652338352523,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:53","end":"07:11","startHours":6.879044471054408,"endHours":7.177664662734185,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:23","startHours":11.638303775950847,"endHours":12.38485425515029,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:55","end":"05:40","startHours":4.919349463155874,"endHours":5.665899942355315,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:29","end":"06:25","startHours":5.479262322555455,"endHours":6.412450421554757,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:37","startHours":13.877955213549173,"endHours":14.624505692748615,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:25","end":"17:49","startHours":17.41070760954638,"endHours":17.81070760954638,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:37","end":"18:05","startHours":17.61070760954638,"endHours":18.077301659046032,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:22","end":"19:07","startHours":17.36070760954638,"endHours":19.11070760954638,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:23","startHours":23.638303775950845,"endHours":24.384854255150287,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:25","end":"07:49","startHours":6.412450421554757,"endHours":7.81223257005371,"quality":"auspicious"},{"name":"Kāla","start":"07:49","end":"09:13","startHours":7.81223257005371,"endHours":9.212014718552663,"quality":"inauspicious"},{"name":"Śubha","start":"09:13","end":"10:37","startHours":9.212014718552663,"endHours":10.611796867051616,"quality":"auspicious"},{"name":"Roga","start":"10:37","end":"12:01","startHours":10.611796867051616,"endHours":12.01157901555057,"quality":"inauspicious"},{"name":"Udveg","start":"12:01","end":"13:25","startHours":12.01157901555057,"endHours":13.411361164049522,"quality":"inauspicious"},{"name":"Chala","start":"13:25","end":"14:49","startHours":13.411361164049522,"endHours":14.811143312548475,"quality":"neutral"},{"name":"Labha","start":"14:49","end":"16:13","startHours":14.811143312548475,"endHours":16.210925461047427,"quality":"auspicious"},{"name":"Amṛta","start":"16:13","end":"17:37","startHours":16.210925461047427,"endHours":17.61070760954638,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:37","end":"19:13","startHours":17.61070760954638,"endHours":19.210925461047427,"quality":"neutral"},{"name":"Labha","start":"19:13","end":"20:49","startHours":19.210925461047427,"endHours":20.811143312548474,"quality":"auspicious"},{"name":"Amṛta","start":"20:49","end":"22:25","startHours":20.811143312548474,"endHours":22.411361164049524,"quality":"auspicious"},{"name":"Kāla","start":"22:25","end":"00:01","startHours":22.411361164049524,"endHours":24.01157901555057,"quality":"inauspicious"},{"name":"Śubha","start":"00:01","end":"01:37","startHours":24.01157901555057,"endHours":25.611796867051616,"quality":"auspicious"},{"name":"Roga","start":"01:37","end":"03:13","startHours":25.611796867051616,"endHours":27.212014718552663,"quality":"inauspicious"},{"name":"Udveg","start":"03:13","end":"04:49","startHours":27.212014718552663,"endHours":28.81223257005371,"quality":"inauspicious"},{"name":"Chala","start":"04:49","end":"06:25","startHours":28.81223257005371,"endHours":30.41245042155476,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:25","end":"07:25","startHours":6.412450421554757,"endHours":7.412450421554757,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:25","end":"08:25","startHours":7.412450421554757,"endHours":8.412450421554757,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:25","end":"09:25","startHours":8.412450421554757,"endHours":9.412450421554757,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:25","end":"10:25","startHours":9.412450421554757,"endHours":10.412450421554757,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:25","end":"11:25","startHours":10.412450421554757,"endHours":11.412450421554757,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:25","end":"12:25","startHours":11.412450421554757,"endHours":12.412450421554757,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:25","end":"13:25","startHours":12.412450421554757,"endHours":13.412450421554757,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:25","end":"14:25","startHours":13.412450421554757,"endHours":14.412450421554757,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:25","end":"15:25","startHours":14.412450421554757,"endHours":15.412450421554757,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:25","end":"16:25","startHours":15.412450421554757,"endHours":16.41245042155476,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:25","end":"17:25","startHours":16.41245042155476,"endHours":17.41245042155476,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:25","end":"18:25","startHours":17.41245042155476,"endHours":18.41245042155476,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:25","end":"19:25","startHours":18.41245042155476,"endHours":19.41245042155476,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:25","end":"20:25","startHours":19.41245042155476,"endHours":20.41245042155476,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:25","end":"21:25","startHours":20.41245042155476,"endHours":21.41245042155476,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:25","end":"22:25","startHours":21.41245042155476,"endHours":22.41245042155476,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:25","end":"23:25","startHours":22.41245042155476,"endHours":23.41245042155476,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:25","end":"00:25","startHours":23.41245042155476,"endHours":24.41245042155476,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:25","end":"01:25","startHours":24.41245042155476,"endHours":25.41245042155476,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:25","end":"02:25","startHours":25.41245042155476,"endHours":26.41245042155476,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:25","end":"03:25","startHours":26.41245042155476,"endHours":27.41245042155476,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:25","end":"04:25","startHours":27.41245042155476,"endHours":28.41245042155476,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:25","end":"05:25","startHours":28.41245042155476,"endHours":29.41245042155476,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:25","end":"06:25","startHours":29.41245042155476,"endHours":30.41245042155476,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-11.884082707972363,"eotMinutes":16.234859066965946,"ayanamsa":23.8504}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Pratipada · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[],"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":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 October 25, 1999 CE · Ṛṣikeśa · Vidhyamitra","description":"October 25, 1999 CE for Ṛṣikeśa: Kṛṣṇa Pratipada, sūryodaya 06:25, sūryāsta 17:37.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1999-10-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1999-10-25","sa":"https://sa.vidhyamitra.com/city/rishikesh/1999-10-25","hi":"https://hi.vidhyamitra.com/city/rishikesh/1999-10-25","x-default":"https://vidhyamitra.com/city/rishikesh/1999-10-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T18:18:43.586Z","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":"2026-05-31T18:18:43.586Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T18:18:43.586Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}