{"id":"vidhyamitra:city-day:vrindavan:1975-12-11:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1975-12-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1975-12-11","date_display":"December 11, 1975 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":1975,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442757.770833,"kali_year":5077,"ahargana":1854292.2708,"sun":{"sidereal_longitude":234.4767,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":328.8392,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.3626,"elapsed_within_tithi_degrees":10.3626},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":328.8392,"elapsed_within_degrees":8.8392},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.3159},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1975,"month":12,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2442757.770833,"ahargana":1854292.2708,"kali_year":5077,"ayanamsa_lahiri":23.5169,"grahas":{"sun":{"sidereal_longitude":234.84204699999998,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":329.60614699999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":3.9662},"mars":{"sidereal_longitude":61.54584699999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":241.91454700000008,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":351.209947,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":191.447447,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":98.935247,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":210.672,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":30.672,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"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":1975,"month":12,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442757.770833,"kali_year":5077,"ahargana":1854292.2708,"sun":{"sidereal_longitude":234.4767,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":328.8392,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":94.3626,"elapsed_within_tithi_degrees":10.3626},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3,"moon_longitude":328.8392,"elapsed_within_degrees":8.8392},"yoga":{"number":16,"name":"Siddhi","sum_longitude":203.3159},"karana":{"half_tithi_index":15,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.966,"elongation":94.363},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.966,"opposition_distance":85.637}},"eclipse_window_40days":[{"offset_days":-8,"type":"solar","occurs":true,"moon_latitude":1.316,"elongation":1.826}]},"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"vrindavan","name":"Vṛndāvana","lat":27.565,"lon":77.6593,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"07:00","sunsetLocal":"17:27","solarNoonLocal":"12:13","dayLengthHours":10.43845857828871,"dayLengthDisplay":"10 Hours 26 Mins 18 Secs","nightLengthDisplay":"13 Hours 33 Mins 42 Secs","moonriseLocal":"12:36","moonsetLocal":"00:29","rahuKala":{"name":"Rāhu Kāla","start":"13:32","end":"14:50","startHours":13.527719277543873,"endHours":14.832526599829963,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:00","end":"08:19","startHours":7.003682666113431,"endHours":8.308489988399518,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:37","end":"10:55","startHours":9.613297310685608,"endHours":10.918104632971698,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:47","startHours":9.439323001047462,"endHours":9.787271620323754,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:26","end":"07:43","startHours":7.438618440208794,"endHours":7.716977335629826,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:52","end":"12:34","startHours":11.874963335981496,"endHours":12.570860574534075,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:37","end":"06:18","startHours":5.611888189008269,"endHours":6.30778542756085,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:00","startHours":6.133811117922705,"endHours":7.003682666113431,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:58","end":"14:40","startHours":13.962655051639238,"endHours":14.65855229019182,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:15","end":"17:39","startHours":17.24214124440214,"endHours":17.64214124440214,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:27","end":"17:53","startHours":17.44214124440214,"endHours":17.877077018497502,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:12","end":"18:57","startHours":17.19214124440214,"endHours":18.94214124440214,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:52","end":"00:34","startHours":23.874963335981494,"endHours":24.570860574534077,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:00","end":"08:19","startHours":7.003682666113431,"endHours":8.308489988399518,"quality":"auspicious"},{"name":"Roga","start":"08:19","end":"09:37","startHours":8.308489988399518,"endHours":9.613297310685608,"quality":"inauspicious"},{"name":"Udveg","start":"09:37","end":"10:55","startHours":9.613297310685608,"endHours":10.918104632971698,"quality":"inauspicious"},{"name":"Chala","start":"10:55","end":"12:13","startHours":10.918104632971698,"endHours":12.222911955257786,"quality":"neutral"},{"name":"Labha","start":"12:13","end":"13:32","startHours":12.222911955257786,"endHours":13.527719277543873,"quality":"auspicious"},{"name":"Amṛta","start":"13:32","end":"14:50","startHours":13.527719277543873,"endHours":14.832526599829963,"quality":"auspicious"},{"name":"Kāla","start":"14:50","end":"16:08","startHours":14.832526599829963,"endHours":16.137333922116053,"quality":"inauspicious"},{"name":"Śubha","start":"16:08","end":"17:27","startHours":16.137333922116053,"endHours":17.44214124440214,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:27","end":"19:08","startHours":17.44214124440214,"endHours":19.137333922116053,"quality":"auspicious"},{"name":"Kāla","start":"19:08","end":"20:50","startHours":19.137333922116053,"endHours":20.83252659982996,"quality":"inauspicious"},{"name":"Śubha","start":"20:50","end":"22:32","startHours":20.83252659982996,"endHours":22.527719277543873,"quality":"auspicious"},{"name":"Roga","start":"22:32","end":"00:13","startHours":22.527719277543873,"endHours":24.222911955257786,"quality":"inauspicious"},{"name":"Udveg","start":"00:13","end":"01:55","startHours":24.222911955257786,"endHours":25.918104632971698,"quality":"inauspicious"},{"name":"Chala","start":"01:55","end":"03:37","startHours":25.918104632971698,"endHours":27.61329731068561,"quality":"neutral"},{"name":"Labha","start":"03:37","end":"05:19","startHours":27.61329731068561,"endHours":29.30848998839952,"quality":"auspicious"},{"name":"Amṛta","start":"05:19","end":"07:00","startHours":29.30848998839952,"endHours":31.00368266611343,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:00","end":"08:00","startHours":7.003682666113431,"endHours":8.00368266611343,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:00","end":"09:00","startHours":8.00368266611343,"endHours":9.00368266611343,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:00","end":"10:00","startHours":9.00368266611343,"endHours":10.00368266611343,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:00","end":"11:00","startHours":10.00368266611343,"endHours":11.00368266611343,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:00","end":"12:00","startHours":11.00368266611343,"endHours":12.00368266611343,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:00","end":"13:00","startHours":12.00368266611343,"endHours":13.00368266611343,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:00","end":"14:00","startHours":13.00368266611343,"endHours":14.00368266611343,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:00","end":"15:00","startHours":14.00368266611343,"endHours":15.00368266611343,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:00","end":"16:00","startHours":15.00368266611343,"endHours":16.00368266611343,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:00","end":"17:00","startHours":16.00368266611343,"endHours":17.00368266611343,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:00","end":"18:00","startHours":17.00368266611343,"endHours":18.00368266611343,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:00","end":"19:00","startHours":18.00368266611343,"endHours":19.00368266611343,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:00","end":"20:00","startHours":19.00368266611343,"endHours":20.00368266611343,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:00","end":"21:00","startHours":20.00368266611343,"endHours":21.00368266611343,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:00","end":"22:00","startHours":21.00368266611343,"endHours":22.00368266611343,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:00","end":"23:00","startHours":22.00368266611343,"endHours":23.00368266611343,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:00","end":"00:00","startHours":23.00368266611343,"endHours":24.00368266611343,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:00","end":"01:00","startHours":24.00368266611343,"endHours":25.00368266611343,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:00","end":"02:00","startHours":25.00368266611343,"endHours":26.00368266611343,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:00","end":"03:00","startHours":26.00368266611343,"endHours":27.00368266611343,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:00","end":"04:00","startHours":27.00368266611343,"endHours":28.00368266611343,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:00","end":"05:00","startHours":28.00368266611343,"endHours":29.00368266611343,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:00","end":"06:00","startHours":29.00368266611343,"endHours":30.00368266611343,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:00","end":"07:00","startHours":30.00368266611343,"endHours":31.00368266611343,"planetary_lord":"Moon"}],"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","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"South","rahuVasa":"North-West","anandadiYoga":{"name":"Mānasa","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.92659355343014,"eotMinutes":5.988082684532823,"ayanamsa":23.5169}},"calendars":{"vikram_samvat":2032,"vikram_samvatsara":"Vibhava","saka_samvat":1897,"saka_samvatsara":"Rākṣasa","bengali_samvat":1382,"malayalam_era":1151,"nanakshahi_year":506,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Aṣṭamī · Vikram 2032 Vibhava · Śaka 1897 Rākṣasa"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"vrindavan"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 11, 1975 CE · Vṛndāvana · Vidhyamitra","description":"December 11, 1975 CE for Vṛndāvana: Śukla Aṣṭamī, sūryodaya 07:00, sūryāsta 17:27.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1975-12-11","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1975-12-11","sa":"https://sa.vidhyamitra.com/city/vrindavan/1975-12-11","hi":"https://hi.vidhyamitra.com/city/vrindavan/1975-12-11","x-default":"https://vidhyamitra.com/city/vrindavan/1975-12-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T08:34:05.251Z","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":"2026-09-06T08:34:05.251Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T08:34:05.251Z","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":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","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"}}}