{"id":"vidhyamitra:city-day:guwahati:2026-08-25:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/guwahati/2026-08-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-08-25","date_display":"August 25, 2026 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2026,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461277.770833,"kali_year":5128,"ahargana":1872812.2708,"sun":{"sidereal_longitude":126.932,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":269.9275,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":142.9956,"elapsed_within_tithi_degrees":10.9956},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.9275,"elapsed_within_degrees":3.2609},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":36.8595},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2026,"month":8,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461277.770833,"ahargana":1872812.2708,"kali_year":5128,"ayanamsa_lahiri":24.2252,"grahas":{"sun":{"sidereal_longitude":127.65434700000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":271.65474700000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false,"latitude":-2.8585},"mars":{"sidereal_longitude":74.38234699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":124.58694700000001,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":107.79354699999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":172.774447,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":349.858347,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":309.3933,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":129.3933,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2026,"month":8,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461277.770833,"kali_year":5128,"ahargana":1872812.2708,"sun":{"sidereal_longitude":126.932,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":269.9275,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":142.9956,"elapsed_within_tithi_degrees":10.9956},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1,"moon_longitude":269.9275,"elapsed_within_degrees":3.2609},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":36.8595},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.859,"elongation":142.996},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.859,"opposition_distance":37.004}},"eclipse_window_40days":[{"offset_days":3,"type":"lunar","occurs":true,"moon_latitude":-0.114,"opposition_distance":2.035},{"offset_days":17,"type":"solar","occurs":true,"moon_latitude":-1.193,"elongation":0.557}]},"city":{"slug":"guwahati","name":"Guwahati, Assam","lat":26.1445,"lon":91.7362,"tz_offset_hours":5.5,"state":"Assam","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"guwahati","name":"Guwahati, Assam","lat":26.1445,"lon":91.7362,"tz_offset_hours":5.5,"state":"Assam","country":"IN","tier":"tier-1"},"sunriseLocal":"04:59","sunsetLocal":"17:50","solarNoonLocal":"11:25","dayLengthHours":12.843313082357394,"dayLengthDisplay":"12 Hours 50 Mins 36 Secs","nightLengthDisplay":"11 Hours 09 Mins 24 Secs","moonriseLocal":"15:41","moonsetLocal":"02:20","rahuKala":{"name":"Rāhu Kāla","start":"14:37","end":"16:14","startHours":14.623538338179387,"endHours":16.22895247347406,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"08:12","end":"09:48","startHours":8.20188179700069,"endHours":9.807295932295364,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"11:25","end":"13:01","startHours":11.412710067590037,"endHours":13.018124202884714,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"07:59","end":"08:25","startHours":7.9878265789614,"endHours":8.41593701503998,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"05:32","end":"05:52","startHours":5.526191571509566,"endHours":5.868679920372429,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"10:59","end":"11:50","startHours":10.98459963151146,"endHours":11.840820503668619,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:17","end":"04:08","startHours":3.278611782097022,"endHours":4.134832654254182,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"03:55","end":"04:59","startHours":3.920777436214892,"endHours":4.991053526411341,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:33","end":"14:25","startHours":13.553262247982936,"endHours":14.409483120140095,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.634366608768737,"endHours":18.034366608768735,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:22","startHours":17.834366608768736,"endHours":18.36950465386696,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.584366608768736,"endHours":19.334366608768736,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"22:59","end":"23:50","startHours":22.98459963151146,"endHours":23.84082050366862,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"04:59","end":"06:36","startHours":4.991053526411341,"endHours":6.596467661706015,"quality":"inauspicious"},{"name":"Udveg","start":"06:36","end":"08:12","startHours":6.596467661706015,"endHours":8.20188179700069,"quality":"inauspicious"},{"name":"Chala","start":"08:12","end":"09:48","startHours":8.20188179700069,"endHours":9.807295932295364,"quality":"neutral"},{"name":"Labha","start":"09:48","end":"11:25","startHours":9.807295932295364,"endHours":11.412710067590037,"quality":"auspicious"},{"name":"Amṛta","start":"11:25","end":"13:01","startHours":11.412710067590037,"endHours":13.018124202884714,"quality":"auspicious"},{"name":"Kāla","start":"13:01","end":"14:37","startHours":13.018124202884714,"endHours":14.623538338179387,"quality":"inauspicious"},{"name":"Śubha","start":"14:37","end":"16:14","startHours":14.623538338179387,"endHours":16.22895247347406,"quality":"auspicious"},{"name":"Roga","start":"16:14","end":"17:50","startHours":16.22895247347406,"endHours":17.834366608768736,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:50","end":"19:14","startHours":17.834366608768736,"endHours":19.228952473474063,"quality":"inauspicious"},{"name":"Śubha","start":"19:14","end":"20:37","startHours":19.228952473474063,"endHours":20.623538338179387,"quality":"auspicious"},{"name":"Roga","start":"20:37","end":"22:01","startHours":20.623538338179387,"endHours":22.018124202884714,"quality":"inauspicious"},{"name":"Udveg","start":"22:01","end":"23:25","startHours":22.018124202884714,"endHours":23.41271006759004,"quality":"inauspicious"},{"name":"Chala","start":"23:25","end":"00:48","startHours":23.41271006759004,"endHours":24.807295932295364,"quality":"neutral"},{"name":"Labha","start":"00:48","end":"02:12","startHours":24.807295932295364,"endHours":26.20188179700069,"quality":"auspicious"},{"name":"Amṛta","start":"02:12","end":"03:36","startHours":26.20188179700069,"endHours":27.596467661706015,"quality":"auspicious"},{"name":"Kāla","start":"03:36","end":"04:59","startHours":27.596467661706015,"endHours":28.991053526411342,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"04:59","end":"05:59","startHours":4.991053526411341,"endHours":5.991053526411341,"planetary_lord":"Mars"},{"name":"Hora 2","start":"05:59","end":"06:59","startHours":5.991053526411341,"endHours":6.991053526411341,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"06:59","end":"07:59","startHours":6.991053526411341,"endHours":7.991053526411341,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"07:59","end":"08:59","startHours":7.991053526411341,"endHours":8.991053526411342,"planetary_lord":"Moon"},{"name":"Hora 5","start":"08:59","end":"09:59","startHours":8.991053526411342,"endHours":9.991053526411342,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"09:59","end":"10:59","startHours":9.991053526411342,"endHours":10.991053526411342,"planetary_lord":"Venus"},{"name":"Hora 7","start":"10:59","end":"11:59","startHours":10.991053526411342,"endHours":11.991053526411342,"planetary_lord":"Sun"},{"name":"Hora 8","start":"11:59","end":"12:59","startHours":11.991053526411342,"endHours":12.991053526411342,"planetary_lord":"Mars"},{"name":"Hora 9","start":"12:59","end":"13:59","startHours":12.991053526411342,"endHours":13.991053526411342,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"13:59","end":"14:59","startHours":13.991053526411342,"endHours":14.991053526411342,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"14:59","end":"15:59","startHours":14.991053526411342,"endHours":15.991053526411342,"planetary_lord":"Moon"},{"name":"Hora 12","start":"15:59","end":"16:59","startHours":15.991053526411342,"endHours":16.991053526411342,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"16:59","end":"17:59","startHours":16.991053526411342,"endHours":17.991053526411342,"planetary_lord":"Venus"},{"name":"Hora 14","start":"17:59","end":"18:59","startHours":17.991053526411342,"endHours":18.991053526411342,"planetary_lord":"Sun"},{"name":"Hora 15","start":"18:59","end":"19:59","startHours":18.991053526411342,"endHours":19.991053526411342,"planetary_lord":"Mars"},{"name":"Hora 16","start":"19:59","end":"20:59","startHours":19.991053526411342,"endHours":20.991053526411342,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"20:59","end":"21:59","startHours":20.991053526411342,"endHours":21.991053526411342,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"21:59","end":"22:59","startHours":21.991053526411342,"endHours":22.991053526411342,"planetary_lord":"Moon"},{"name":"Hora 19","start":"22:59","end":"23:59","startHours":22.991053526411342,"endHours":23.991053526411342,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"23:59","end":"00:59","startHours":23.991053526411342,"endHours":24.991053526411342,"planetary_lord":"Venus"},{"name":"Hora 21","start":"00:59","end":"01:59","startHours":24.991053526411342,"endHours":25.991053526411342,"planetary_lord":"Sun"},{"name":"Hora 22","start":"01:59","end":"02:59","startHours":25.991053526411342,"endHours":26.991053526411342,"planetary_lord":"Mars"},{"name":"Hora 23","start":"02:59","end":"03:59","startHours":26.991053526411342,"endHours":27.991053526411342,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"03:59","end":"04:59","startHours":27.991053526411342,"endHours":28.991053526411342,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Ānanda","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":10.804703222189833,"eotMinutes":-1.7074040554023546,"ayanamsa":24.2252}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvādaśī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[],"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":"guwahati"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga August 25, 2026 CE · Guwahati, Assam · Vidhyamitra","description":"August 25, 2026 CE for Guwahati, Assam: Śukla Dvādaśī, sūryodaya 04:59, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/guwahati/2026-08-25","hreflang_alternates":{"en":"https://vidhyamitra.com/city/guwahati/2026-08-25","sa":"https://sa.vidhyamitra.com/city/guwahati/2026-08-25","hi":"https://hi.vidhyamitra.com/city/guwahati/2026-08-25","x-default":"https://vidhyamitra.com/city/guwahati/2026-08-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-08-06T19:28:15.820Z","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":"2026-08-06T19:28:15.820Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-08-06T19:28:15.820Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","reader-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}