{"id":"vidhyamitra:city-day:govardhan:2026-09-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/govardhan/2026-09-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2026-09-18","date_display":"September 18, 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":"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":2026,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461301.770833,"kali_year":5128,"ahargana":1872836.2708,"sun":{"sidereal_longitude":150.1321,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":232.1582,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.026,"elapsed_within_tithi_degrees":10.026},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.1582,"elapsed_within_degrees":5.4915},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.2903},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":2026,"month":9,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2461301.770833,"ahargana":1872836.2708,"kali_year":5128,"ayanamsa_lahiri":24.2262,"grahas":{"sun":{"sidereal_longitude":150.92922999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":231.95743000000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false,"latitude":-4.3654},"mars":{"sidereal_longitude":89.41523000000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":167.25802999999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":112.72743000000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":189.94772999999998,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":348.38003,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":308.1217,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":128.1217,"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":"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":2026,"month":9,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2461301.770833,"kali_year":5128,"ahargana":1872836.2708,"sun":{"sidereal_longitude":150.1321,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":232.1582,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":82.026,"elapsed_within_tithi_degrees":10.026},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2,"moon_longitude":232.1582,"elapsed_within_degrees":5.4915},"yoga":{"number":2,"name":"Prīti","sum_longitude":22.2903},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.365,"elongation":82.026},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.365,"opposition_distance":97.974}},"eclipse_window_40days":[{"offset_days":-7,"type":"solar","occurs":true,"moon_latitude":-1.193,"elongation":0.557}]},"city":{"slug":"govardhan","name":"Govardhan-Giri","lat":27.4969,"lon":77.4625,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"govardhan","name":"Govardhan-Giri","lat":27.4969,"lon":77.4625,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"06:06","sunsetLocal":"18:21","solarNoonLocal":"12:14","dayLengthHours":12.258965481282566,"dayLengthDisplay":"12 Hours 15 Mins 32 Secs","nightLengthDisplay":"11 Hours 44 Mins 28 Secs","moonriseLocal":"12:25","moonsetLocal":"22:50","rahuKala":{"name":"Rāhu Kāla","start":"10:42","end":"12:14","startHours":10.693295611945107,"endHours":12.225666297105427,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:17","end":"16:49","startHours":15.29040766742607,"endHours":16.82277835258639,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:38","end":"09:10","startHours":7.628554241624466,"endHours":9.160924926784787,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:57","end":"09:22","startHours":8.956608835430076,"endHours":9.365241018139496,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:56","startHours":6.6069737848509185,"endHours":6.933879531018453,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:38","startHours":11.817034114396009,"endHours":12.634298479814845,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:28","end":"05:17","startHours":4.46165482562647,"endHours":5.278919191045307,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:04","end":"06:06","startHours":5.074603099690598,"endHours":6.096183556464145,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:16","end":"15:05","startHours":14.268827210652521,"endHours":15.08609157607136,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:09","end":"18:33","startHours":18.15514903774671,"endHours":18.55514903774671,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:21","end":"18:52","startHours":18.35514903774671,"endHours":18.865939266133484,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:06","end":"19:51","startHours":18.10514903774671,"endHours":19.85514903774671,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:38","startHours":23.81703411439601,"endHours":24.634298479814845,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:06","end":"07:38","startHours":6.096183556464145,"endHours":7.628554241624466,"quality":"neutral"},{"name":"Labha","start":"07:38","end":"09:10","startHours":7.628554241624466,"endHours":9.160924926784787,"quality":"auspicious"},{"name":"Amṛta","start":"09:10","end":"10:42","startHours":9.160924926784787,"endHours":10.693295611945107,"quality":"auspicious"},{"name":"Kāla","start":"10:42","end":"12:14","startHours":10.693295611945107,"endHours":12.225666297105427,"quality":"inauspicious"},{"name":"Śubha","start":"12:14","end":"13:45","startHours":12.225666297105427,"endHours":13.758036982265748,"quality":"auspicious"},{"name":"Roga","start":"13:45","end":"15:17","startHours":13.758036982265748,"endHours":15.29040766742607,"quality":"inauspicious"},{"name":"Udveg","start":"15:17","end":"16:49","startHours":15.29040766742607,"endHours":16.82277835258639,"quality":"inauspicious"},{"name":"Chala","start":"16:49","end":"18:21","startHours":16.82277835258639,"endHours":18.35514903774671,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:21","end":"19:49","startHours":18.35514903774671,"endHours":19.82277835258639,"quality":"inauspicious"},{"name":"Udveg","start":"19:49","end":"21:17","startHours":19.82277835258639,"endHours":21.290407667426066,"quality":"inauspicious"},{"name":"Chala","start":"21:17","end":"22:45","startHours":21.290407667426066,"endHours":22.758036982265747,"quality":"neutral"},{"name":"Labha","start":"22:45","end":"00:14","startHours":22.758036982265747,"endHours":24.225666297105427,"quality":"auspicious"},{"name":"Amṛta","start":"00:14","end":"01:42","startHours":24.225666297105427,"endHours":25.693295611945107,"quality":"auspicious"},{"name":"Kāla","start":"01:42","end":"03:10","startHours":25.693295611945107,"endHours":27.160924926784787,"quality":"inauspicious"},{"name":"Śubha","start":"03:10","end":"04:38","startHours":27.160924926784787,"endHours":28.628554241624464,"quality":"auspicious"},{"name":"Roga","start":"04:38","end":"06:06","startHours":28.628554241624464,"endHours":30.096183556464144,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:06","end":"07:06","startHours":6.096183556464145,"endHours":7.096183556464145,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:06","end":"08:06","startHours":7.096183556464145,"endHours":8.096183556464144,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:06","end":"09:06","startHours":8.096183556464144,"endHours":9.096183556464144,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:06","end":"10:06","startHours":9.096183556464144,"endHours":10.096183556464144,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:06","end":"11:06","startHours":10.096183556464144,"endHours":11.096183556464144,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:06","end":"12:06","startHours":11.096183556464144,"endHours":12.096183556464144,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:06","end":"13:06","startHours":12.096183556464144,"endHours":13.096183556464144,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:06","end":"14:06","startHours":13.096183556464144,"endHours":14.096183556464144,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:06","end":"15:06","startHours":14.096183556464144,"endHours":15.096183556464144,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:06","end":"16:06","startHours":15.096183556464144,"endHours":16.096183556464144,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:06","end":"17:06","startHours":16.096183556464144,"endHours":17.096183556464144,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:06","end":"18:06","startHours":17.096183556464144,"endHours":18.096183556464144,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:06","end":"19:06","startHours":18.096183556464144,"endHours":19.096183556464144,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:06","end":"20:06","startHours":19.096183556464144,"endHours":20.096183556464144,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:06","end":"21:06","startHours":20.096183556464144,"endHours":21.096183556464144,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:06","end":"22:06","startHours":21.096183556464144,"endHours":22.096183556464144,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:06","end":"23:06","startHours":22.096183556464144,"endHours":23.096183556464144,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:06","end":"00:06","startHours":23.096183556464144,"endHours":24.096183556464144,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:06","end":"01:06","startHours":24.096183556464144,"endHours":25.096183556464144,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:06","end":"02:06","startHours":25.096183556464144,"endHours":26.096183556464144,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:06","end":"03:06","startHours":26.096183556464144,"endHours":27.096183556464144,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:06","end":"04:06","startHours":27.096183556464144,"endHours":28.096183556464144,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:06","end":"05:06","startHours":28.096183556464144,"endHours":29.096183556464144,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:06","end":"06:06","startHours":29.096183556464144,"endHours":30.096183556464144,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"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":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.924909716203233,"eotMinutes":6.610022173674397,"ayanamsa":24.2262}},"calendars":{"vikram_samvat":2083,"vikram_samvatsara":"Siddhārthī","saka_samvat":1948,"saka_samvatsara":"Parābhava","bengali_samvat":1433,"malayalam_era":1202,"nanakshahi_year":557,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada Śukla Saptamī · Vikram 2083 Siddhārthī · Śaka 1948 Parābhava"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi_ingress":"Kanyā"},"precedence":4}],"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":"Dedicated festival walk for Kanyā Saṅkrānti (Mahālaya begins) is not live yet; Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"govardhan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 18, 2026 CE · Govardhan-Giri · Vidhyamitra","description":"September 18, 2026 CE for Govardhan-Giri: Śukla Saptamī, sūryodaya 06:06, sūryāsta 18:21.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/govardhan/2026-09-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/govardhan/2026-09-18","sa":"https://sa.vidhyamitra.com/city/govardhan/2026-09-18","hi":"https://hi.vidhyamitra.com/city/govardhan/2026-09-18","x-default":"https://vidhyamitra.com/city/govardhan/2026-09-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-07-23T17:20:21.755Z","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":"2026-07-23T17:20:21.755Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-07-23T17:20:21.755Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-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","Divyāṁśa-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"}}}