{"id":"vidhyamitra:city-day:rishikesh:1999-07-23:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1999-07-23","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-07-23","date_display":"July 23, 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":7,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451382.770833,"kali_year":5101,"ahargana":1862917.2708,"sun":{"sidereal_longitude":95.4571,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.2872,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.8302,"elapsed_within_tithi_degrees":9.8302},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.2872,"elapsed_within_degrees":13.2872},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.7443},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":7,"day":23,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451382.770833,"ahargana":1862917.2708,"kali_year":5101,"ayanamsa_lahiri":23.8468,"grahas":{"sun":{"sidereal_longitude":95.934709,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"moon":{"sidereal_longitude":215.28990899999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false,"latitude":4.4367},"mars":{"sidereal_longitude":193.23260900000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":101.895309,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":9.385208999999975,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":130.35020899999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":22.051909000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":113.678,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":293.678,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1999,"month":7,"day":23,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451382.770833,"kali_year":5101,"ahargana":1862917.2708,"sun":{"sidereal_longitude":95.4571,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":213.2872,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":10,"name":"Daśamī","paksha":"Śukla","full_name":"Śukla Daśamī","elongation_degrees":117.8302,"elapsed_within_tithi_degrees":9.8302},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":213.2872,"elapsed_within_degrees":13.2872},"yoga":{"number":24,"name":"Śukla","sum_longitude":308.7443},"karana":{"half_tithi_index":19,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.437,"elongation":117.83},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.437,"opposition_distance":62.17}},"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":"05:30","sunsetLocal":"19:16","solarNoonLocal":"12:23","dayLengthHours":13.780820007392247,"dayLengthDisplay":"13 Hours 46 Mins 51 Secs","nightLengthDisplay":"10 Hours 13 Mins 09 Secs","moonriseLocal":"15:06","moonsetLocal":"01:35","rahuKala":{"name":"Rāhu Kāla","start":"10:40","end":"12:23","startHours":10.661773134466749,"endHours":12.38437563539078,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:50","end":"17:33","startHours":15.829580637238841,"endHours":17.552183138162874,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:13","end":"08:56","startHours":7.216568132618688,"endHours":8.93917063354272,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:43","end":"09:10","startHours":8.70949030008618,"endHours":9.168850966999257,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:04","end":"06:26","startHours":6.068166465336001,"endHours":6.43565499886646,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:56","end":"12:51","startHours":11.925014968477706,"endHours":12.843736302303855,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:39","end":"04:35","startHours":3.656522964042357,"endHours":4.575244297868507,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:21","end":"05:30","startHours":4.345563964411969,"endHours":5.493965631694657,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:41","end":"15:36","startHours":14.681178969956155,"endHours":15.599900303782306,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:04","end":"19:28","startHours":19.074785639086905,"endHours":19.474785639086903,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:16","end":"19:51","startHours":19.274785639086904,"endHours":19.848986472728246,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:01","end":"20:46","startHours":19.024785639086904,"endHours":20.774785639086904,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:56","end":"00:51","startHours":23.925014968477708,"endHours":24.843736302303856,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:30","end":"07:13","startHours":5.493965631694657,"endHours":7.216568132618688,"quality":"neutral"},{"name":"Labha","start":"07:13","end":"08:56","startHours":7.216568132618688,"endHours":8.93917063354272,"quality":"auspicious"},{"name":"Amṛta","start":"08:56","end":"10:40","startHours":8.93917063354272,"endHours":10.661773134466749,"quality":"auspicious"},{"name":"Kāla","start":"10:40","end":"12:23","startHours":10.661773134466749,"endHours":12.38437563539078,"quality":"inauspicious"},{"name":"Śubha","start":"12:23","end":"14:06","startHours":12.38437563539078,"endHours":14.106978136314812,"quality":"auspicious"},{"name":"Roga","start":"14:06","end":"15:50","startHours":14.106978136314812,"endHours":15.829580637238841,"quality":"inauspicious"},{"name":"Udveg","start":"15:50","end":"17:33","startHours":15.829580637238841,"endHours":17.552183138162874,"quality":"inauspicious"},{"name":"Chala","start":"17:33","end":"19:16","startHours":17.552183138162874,"endHours":19.274785639086904,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"19:16","end":"20:33","startHours":19.274785639086904,"endHours":20.552183138162874,"quality":"inauspicious"},{"name":"Udveg","start":"20:33","end":"21:50","startHours":20.552183138162874,"endHours":21.82958063723884,"quality":"inauspicious"},{"name":"Chala","start":"21:50","end":"23:06","startHours":21.82958063723884,"endHours":23.10697813631481,"quality":"neutral"},{"name":"Labha","start":"23:06","end":"00:23","startHours":23.10697813631481,"endHours":24.384375635390782,"quality":"auspicious"},{"name":"Amṛta","start":"00:23","end":"01:40","startHours":24.384375635390782,"endHours":25.66177313446675,"quality":"auspicious"},{"name":"Kāla","start":"01:40","end":"02:56","startHours":25.66177313446675,"endHours":26.93917063354272,"quality":"inauspicious"},{"name":"Śubha","start":"02:56","end":"04:13","startHours":26.93917063354272,"endHours":28.21656813261869,"quality":"auspicious"},{"name":"Roga","start":"04:13","end":"05:30","startHours":28.21656813261869,"endHours":29.493965631694657,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:30","end":"06:30","startHours":5.493965631694657,"endHours":6.493965631694657,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:30","end":"07:30","startHours":6.493965631694657,"endHours":7.493965631694657,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:30","end":"08:30","startHours":7.493965631694657,"endHours":8.493965631694657,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:30","end":"09:30","startHours":8.493965631694657,"endHours":9.493965631694657,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:30","end":"10:30","startHours":9.493965631694657,"endHours":10.493965631694657,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:30","end":"11:30","startHours":10.493965631694657,"endHours":11.493965631694657,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:30","end":"12:30","startHours":11.493965631694657,"endHours":12.493965631694657,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:30","end":"13:30","startHours":12.493965631694657,"endHours":13.493965631694657,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:30","end":"14:30","startHours":13.493965631694657,"endHours":14.493965631694657,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:30","end":"15:30","startHours":14.493965631694657,"endHours":15.493965631694657,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:30","end":"16:30","startHours":15.493965631694657,"endHours":16.493965631694657,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:30","end":"17:30","startHours":16.493965631694657,"endHours":17.493965631694657,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:30","end":"18:30","startHours":17.493965631694657,"endHours":18.493965631694657,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:30","end":"19:30","startHours":18.493965631694657,"endHours":19.493965631694657,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:30","end":"20:30","startHours":19.493965631694657,"endHours":20.493965631694657,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:30","end":"21:30","startHours":20.493965631694657,"endHours":21.493965631694657,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:30","end":"22:30","startHours":21.493965631694657,"endHours":22.493965631694657,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:30","end":"23:30","startHours":22.493965631694657,"endHours":23.493965631694657,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:30","end":"00:30","startHours":23.493965631694657,"endHours":24.493965631694657,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:30","end":"01:30","startHours":24.493965631694657,"endHours":25.493965631694657,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:30","end":"02:30","startHours":25.493965631694657,"endHours":26.493965631694657,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:30","end":"03:30","startHours":26.493965631694657,"endHours":27.493965631694657,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:30","end":"04:30","startHours":27.493965631694657,"endHours":28.493965631694657,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:30","end":"05:30","startHours":28.493965631694657,"endHours":29.493965631694657,"planetary_lord":"Mars"}],"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","Vṛṣabha","Siṃha","Kanyā","Vṛścika","Makara"],"unfavorable_rashis":["Mithuna","Karka","Tulā","Dhanu","Kumbha","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"North-East","rahuVasa":"South-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":20.19414313480713,"eotMinutes":-6.132938123446804,"ayanamsa":23.8468}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Daśamī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[{"id":"karka-sankranti","name":"Karka Saṅkrānti (Dakṣiṇāyana)","name_sanskrit":"कर्क सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Cancer; Dakṣiṇāyana (south-going) begins. Devatā-rātri begins.","vrata":true,"detection":{"sun_rashi":"Karka"},"precedence":2}],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-0562-04-11","event":"Bhagavān Buddha's birth at Lumbinī","chart_id":"buddha","shared_marker":"same Viśākhā","url":"/day/-0562-04-11","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 July 23, 1999 CE · Ṛṣikeśa · Vidhyamitra","description":"July 23, 1999 CE for Ṛṣikeśa: Śukla Daśamī, sūryodaya 05:30, sūryāsta 19:16.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1999-07-23","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1999-07-23","sa":"https://sa.vidhyamitra.com/city/rishikesh/1999-07-23","hi":"https://hi.vidhyamitra.com/city/rishikesh/1999-07-23","x-default":"https://vidhyamitra.com/city/rishikesh/1999-07-23"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-24T12:59:37.313Z","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":"2026-05-24T12:59:37.313Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-24T12:59:37.313Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}