{"id":"vidhyamitra:city-day:rishikesh:2025-08-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2025-08-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2025-08-30","date_display":"August 30, 2025 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":2025,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460917.770833,"kali_year":5127,"ahargana":1872452.2708,"sun":{"sidereal_longitude":131.9876,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":211.1307,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.1431,"elapsed_within_tithi_degrees":7.1431},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":211.1307,"elapsed_within_degrees":11.1307},"yoga":{"number":26,"name":"Indra","sum_longitude":343.1183},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2025,"month":8,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2460917.770833,"ahargana":1872452.2708,"kali_year":5127,"ayanamsa_lahiri":24.2115,"grahas":{"sun":{"sidereal_longitude":132.728902,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":209.20050200000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false,"latitude":-3.9966},"mars":{"sidereal_longitude":170.06170199999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":118.916202,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":83.206502,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"venus":{"sidereal_longitude":100.66140200000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":336.012202,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":328.4678,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":148.4678,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara 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":2025,"month":8,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2460917.770833,"kali_year":5127,"ahargana":1872452.2708,"sun":{"sidereal_longitude":131.9876,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":211.1307,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.1431,"elapsed_within_tithi_degrees":7.1431},"nakshatra":{"number":16,"name":"Viśākhā","pada":4,"moon_longitude":211.1307,"elapsed_within_degrees":11.1307},"yoga":{"number":26,"name":"Indra","sum_longitude":343.1183},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.997,"elongation":79.143},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.997,"opposition_distance":100.857}},"eclipse_window_40days":[{"offset_days":9,"type":"lunar","occurs":true,"moon_latitude":-0.388,"opposition_distance":2.369}]},"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":"05:52","sunsetLocal":"18:42","solarNoonLocal":"12:17","dayLengthHours":12.82962448492857,"dayLengthDisplay":"12 Hours 49 Mins 47 Secs","nightLengthDisplay":"11 Hours 10 Mins 13 Secs","moonriseLocal":"12:05","moonsetLocal":"22:41","rahuKala":{"name":"Rāhu Kāla","start":"09:05","end":"10:41","startHours":9.077740401080721,"endHours":10.68144346169679,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:53","end":"15:30","startHours":13.888849582928934,"endHours":15.492552643545004,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:52","end":"07:28","startHours":5.870334279848579,"endHours":7.474037340464649,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:17","startHours":8.863913326331911,"endHours":9.291567475829531,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:24","end":"06:45","startHours":6.404901966720603,"endHours":6.747025286318698,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:51","end":"12:43","startHours":11.857492372815244,"endHours":12.71280067181048,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"05:01","startHours":4.159717681858103,"endHours":5.01502598085334,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:48","end":"05:52","startHours":4.801198906104531,"endHours":5.870334279848579,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:25","end":"15:17","startHours":14.423417269800957,"endHours":15.278725568796196,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:30","end":"18:54","startHours":18.499958764777148,"endHours":18.899958764777146,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:42","end":"19:14","startHours":18.699958764777147,"endHours":19.23452645164917,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:27","end":"20:12","startHours":18.449958764777147,"endHours":20.199958764777147,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:51","end":"00:43","startHours":23.857492372815244,"endHours":24.712800671810484,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:52","end":"07:28","startHours":5.870334279848579,"endHours":7.474037340464649,"quality":"inauspicious"},{"name":"Śubha","start":"07:28","end":"09:05","startHours":7.474037340464649,"endHours":9.077740401080721,"quality":"auspicious"},{"name":"Roga","start":"09:05","end":"10:41","startHours":9.077740401080721,"endHours":10.68144346169679,"quality":"inauspicious"},{"name":"Udveg","start":"10:41","end":"12:17","startHours":10.68144346169679,"endHours":12.285146522312864,"quality":"inauspicious"},{"name":"Chala","start":"12:17","end":"13:53","startHours":12.285146522312864,"endHours":13.888849582928934,"quality":"neutral"},{"name":"Labha","start":"13:53","end":"15:30","startHours":13.888849582928934,"endHours":15.492552643545004,"quality":"auspicious"},{"name":"Amṛta","start":"15:30","end":"17:06","startHours":15.492552643545004,"endHours":17.096255704161077,"quality":"auspicious"},{"name":"Kāla","start":"17:06","end":"18:42","startHours":17.096255704161077,"endHours":18.699958764777147,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:42","end":"20:06","startHours":18.699958764777147,"endHours":20.096255704161077,"quality":"auspicious"},{"name":"Amṛta","start":"20:06","end":"21:30","startHours":20.096255704161077,"endHours":21.492552643545004,"quality":"auspicious"},{"name":"Kāla","start":"21:30","end":"22:53","startHours":21.492552643545004,"endHours":22.888849582928934,"quality":"inauspicious"},{"name":"Śubha","start":"22:53","end":"00:17","startHours":22.888849582928934,"endHours":24.285146522312864,"quality":"auspicious"},{"name":"Roga","start":"00:17","end":"01:41","startHours":24.285146522312864,"endHours":25.68144346169679,"quality":"inauspicious"},{"name":"Udveg","start":"01:41","end":"03:05","startHours":25.68144346169679,"endHours":27.07774040108072,"quality":"inauspicious"},{"name":"Chala","start":"03:05","end":"04:28","startHours":27.07774040108072,"endHours":28.474037340464648,"quality":"neutral"},{"name":"Labha","start":"04:28","end":"05:52","startHours":28.474037340464648,"endHours":29.870334279848578,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:52","end":"06:52","startHours":5.870334279848579,"endHours":6.870334279848579,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:52","end":"07:52","startHours":6.870334279848579,"endHours":7.870334279848579,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:52","end":"08:52","startHours":7.870334279848579,"endHours":8.870334279848578,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:52","end":"09:52","startHours":8.870334279848578,"endHours":9.870334279848578,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:52","end":"10:52","startHours":9.870334279848578,"endHours":10.870334279848578,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:52","end":"11:52","startHours":10.870334279848578,"endHours":11.870334279848578,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:52","end":"12:52","startHours":11.870334279848578,"endHours":12.870334279848578,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:52","end":"13:52","startHours":12.870334279848578,"endHours":13.870334279848578,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:52","end":"14:52","startHours":13.870334279848578,"endHours":14.870334279848578,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:52","end":"15:52","startHours":14.870334279848578,"endHours":15.870334279848578,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:52","end":"16:52","startHours":15.870334279848578,"endHours":16.870334279848578,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:52","end":"17:52","startHours":16.870334279848578,"endHours":17.870334279848578,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:52","end":"18:52","startHours":17.870334279848578,"endHours":18.870334279848578,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:52","end":"19:52","startHours":18.870334279848578,"endHours":19.870334279848578,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:52","end":"20:52","startHours":19.870334279848578,"endHours":20.870334279848578,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:52","end":"21:52","startHours":20.870334279848578,"endHours":21.870334279848578,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:52","end":"22:52","startHours":21.870334279848578,"endHours":22.870334279848578,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:52","end":"23:52","startHours":22.870334279848578,"endHours":23.870334279848578,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:52","end":"00:52","startHours":23.870334279848578,"endHours":24.870334279848578,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:52","end":"01:52","startHours":24.870334279848578,"endHours":25.870334279848578,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:52","end":"02:52","startHours":25.870334279848578,"endHours":26.870334279848578,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:52","end":"03:52","startHours":26.870334279848578,"endHours":27.870334279848578,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:52","end":"04:52","startHours":27.870334279848578,"endHours":28.870334279848578,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:52","end":"05:52","startHours":28.870334279848578,"endHours":29.870334279848578,"planetary_lord":"Mercury"}],"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","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"North","rahuVasa":"East","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":8.96245381766003,"eotMinutes":-0.17919133877174764,"ayanamsa":24.2115}},"calendars":{"vikram_samvat":2082,"vikram_samvatsara":"Kālayukta","saka_samvat":1947,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1432,"malayalam_era":1201,"nanakshahi_year":556,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Saptamī · Vikram 2082 Kālayukta · Śaka 1947 Viśvāvasu"},"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":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 August 30, 2025 CE · Ṛṣikeśa · Vidhyamitra","description":"August 30, 2025 CE for Ṛṣikeśa: Śukla Saptamī, sūryodaya 05:52, sūryāsta 18:42.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2025-08-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2025-08-30","sa":"https://sa.vidhyamitra.com/city/rishikesh/2025-08-30","hi":"https://hi.vidhyamitra.com/city/rishikesh/2025-08-30","x-default":"https://vidhyamitra.com/city/rishikesh/2025-08-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T21:07:27.163Z","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":"2026-05-14T21:07:27.163Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-14T21:07:27.163Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}