{"id":"vidhyamitra:city-day:vrindavan:1971-12-24:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/vrindavan/1971-12-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1971-12-24","date_display":"December 24, 1971 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":1971,"month":12,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441309.770833,"kali_year":5073,"ahargana":1852844.2708,"sun":{"sidereal_longitude":247.8552,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":325.7804,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.9252,"elapsed_within_tithi_degrees":5.9252},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.7804,"elapsed_within_degrees":5.7804},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.6356},"karana":{"half_tithi_index":12,"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":1971,"month":12,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2441309.770833,"ahargana":1852844.2708,"kali_year":5073,"ayanamsa_lahiri":23.4615,"grahas":{"sun":{"sidereal_longitude":248.09737100000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":3},"retrograde":false},"moon":{"sidereal_longitude":324.775671,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":2.7926},"mars":{"sidereal_longitude":335.19117099999994,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":228.86747100000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":237.84747100000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"venus":{"sidereal_longitude":277.87677099999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":37.79997100000003,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":287.394,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":107.394,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":"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":1971,"month":12,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2441309.770833,"kali_year":5073,"ahargana":1852844.2708,"sun":{"sidereal_longitude":247.8552,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":325.7804,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.9252,"elapsed_within_tithi_degrees":5.9252},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.7804,"elapsed_within_degrees":5.7804},"yoga":{"number":17,"name":"Vyatīpāta","sum_longitude":213.6356},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.793,"elongation":77.925},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.793,"opposition_distance":102.075}},"eclipse_window_40days":[]},"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":"07:07","sunsetLocal":"17:31","solarNoonLocal":"12:19","dayLengthHours":10.396840324009275,"dayLengthDisplay":"10 Hours 23 Mins 49 Secs","nightLengthDisplay":"13 Hours 36 Mins 11 Secs","moonriseLocal":"11:33","moonsetLocal":"23:19","rahuKala":{"name":"Rāhu Kāla","start":"11:01","end":"12:19","startHours":11.023532896232428,"endHours":12.323137936733588,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:55","end":"16:13","startHours":14.922348017735906,"endHours":16.221953058237066,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"08:25","end":"09:43","startHours":8.42432281523011,"endHours":9.723927855731269,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:33","end":"09:54","startHours":9.550647183664449,"endHours":9.89720852779809,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:33","end":"07:50","startHours":7.557919454896003,"endHours":7.835168530202917,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:59","end":"12:40","startHours":11.976576592599946,"endHours":12.66969928086723,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:44","end":"06:26","startHours":5.7384723981943795,"endHours":6.431595086461665,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:15","end":"07:07","startHours":6.258314414394843,"endHours":7.12471777472895,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:45","startHours":14.0559446574018,"endHours":14.749067345669086,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.321558098738226,"endHours":17.721558098738225,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"17:57","startHours":17.521558098738225,"endHours":17.954759778905277,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.271558098738225,"endHours":19.021558098738225,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:59","end":"00:40","startHours":23.976576592599944,"endHours":24.66969928086723,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"07:07","end":"08:25","startHours":7.12471777472895,"endHours":8.42432281523011,"quality":"neutral"},{"name":"Labha","start":"08:25","end":"09:43","startHours":8.42432281523011,"endHours":9.723927855731269,"quality":"auspicious"},{"name":"Amṛta","start":"09:43","end":"11:01","startHours":9.723927855731269,"endHours":11.023532896232428,"quality":"auspicious"},{"name":"Kāla","start":"11:01","end":"12:19","startHours":11.023532896232428,"endHours":12.323137936733588,"quality":"inauspicious"},{"name":"Śubha","start":"12:19","end":"13:37","startHours":12.323137936733588,"endHours":13.622742977234747,"quality":"auspicious"},{"name":"Roga","start":"13:37","end":"14:55","startHours":13.622742977234747,"endHours":14.922348017735906,"quality":"inauspicious"},{"name":"Udveg","start":"14:55","end":"16:13","startHours":14.922348017735906,"endHours":16.221953058237066,"quality":"inauspicious"},{"name":"Chala","start":"16:13","end":"17:31","startHours":16.221953058237066,"endHours":17.521558098738225,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:31","end":"19:13","startHours":17.521558098738225,"endHours":19.221953058237066,"quality":"inauspicious"},{"name":"Udveg","start":"19:13","end":"20:55","startHours":19.221953058237066,"endHours":20.922348017735906,"quality":"inauspicious"},{"name":"Chala","start":"20:55","end":"22:37","startHours":20.922348017735906,"endHours":22.622742977234747,"quality":"neutral"},{"name":"Labha","start":"22:37","end":"00:19","startHours":22.622742977234747,"endHours":24.323137936733588,"quality":"auspicious"},{"name":"Amṛta","start":"00:19","end":"02:01","startHours":24.323137936733588,"endHours":26.023532896232428,"quality":"auspicious"},{"name":"Kāla","start":"02:01","end":"03:43","startHours":26.023532896232428,"endHours":27.72392785573127,"quality":"inauspicious"},{"name":"Śubha","start":"03:43","end":"05:25","startHours":27.72392785573127,"endHours":29.42432281523011,"quality":"auspicious"},{"name":"Roga","start":"05:25","end":"07:07","startHours":29.42432281523011,"endHours":31.12471777472895,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:07","end":"08:07","startHours":7.12471777472895,"endHours":8.12471777472895,"planetary_lord":"Venus"},{"name":"Hora 2","start":"08:07","end":"09:07","startHours":8.12471777472895,"endHours":9.12471777472895,"planetary_lord":"Sun"},{"name":"Hora 3","start":"09:07","end":"10:07","startHours":9.12471777472895,"endHours":10.12471777472895,"planetary_lord":"Mars"},{"name":"Hora 4","start":"10:07","end":"11:07","startHours":10.12471777472895,"endHours":11.12471777472895,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"11:07","end":"12:07","startHours":11.12471777472895,"endHours":12.12471777472895,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"12:07","end":"13:07","startHours":12.12471777472895,"endHours":13.12471777472895,"planetary_lord":"Moon"},{"name":"Hora 7","start":"13:07","end":"14:07","startHours":13.12471777472895,"endHours":14.12471777472895,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"14:07","end":"15:07","startHours":14.12471777472895,"endHours":15.12471777472895,"planetary_lord":"Venus"},{"name":"Hora 9","start":"15:07","end":"16:07","startHours":15.12471777472895,"endHours":16.12471777472895,"planetary_lord":"Sun"},{"name":"Hora 10","start":"16:07","end":"17:07","startHours":16.12471777472895,"endHours":17.12471777472895,"planetary_lord":"Mars"},{"name":"Hora 11","start":"17:07","end":"18:07","startHours":17.12471777472895,"endHours":18.12471777472895,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"18:07","end":"19:07","startHours":18.12471777472895,"endHours":19.12471777472895,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"19:07","end":"20:07","startHours":19.12471777472895,"endHours":20.12471777472895,"planetary_lord":"Moon"},{"name":"Hora 14","start":"20:07","end":"21:07","startHours":20.12471777472895,"endHours":21.12471777472895,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"21:07","end":"22:07","startHours":21.12471777472895,"endHours":22.12471777472895,"planetary_lord":"Venus"},{"name":"Hora 16","start":"22:07","end":"23:07","startHours":22.12471777472895,"endHours":23.12471777472895,"planetary_lord":"Sun"},{"name":"Hora 17","start":"23:07","end":"00:07","startHours":23.12471777472895,"endHours":24.12471777472895,"planetary_lord":"Mars"},{"name":"Hora 18","start":"00:07","end":"01:07","startHours":24.12471777472895,"endHours":25.12471777472895,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"01:07","end":"02:07","startHours":25.12471777472895,"endHours":26.12471777472895,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"02:07","end":"03:07","startHours":26.12471777472895,"endHours":27.12471777472895,"planetary_lord":"Moon"},{"name":"Hora 21","start":"03:07","end":"04:07","startHours":27.12471777472895,"endHours":28.12471777472895,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"04:07","end":"05:07","startHours":28.12471777472895,"endHours":29.12471777472895,"planetary_lord":"Venus"},{"name":"Hora 23","start":"05:07","end":"06:07","startHours":29.12471777472895,"endHours":30.12471777472895,"planetary_lord":"Sun"},{"name":"Hora 24","start":"06:07","end":"07:07","startHours":30.12471777472895,"endHours":31.12471777472895,"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","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"South","rahuVasa":"South-East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.427307997761783,"eotMinutes":-0.025476204015291604,"ayanamsa":23.4615}},"calendars":{"vikram_samvat":2028,"vikram_samvatsara":"Raktākṣī","saka_samvat":1893,"saka_samvatsara":"Virodhakṛt","bengali_samvat":1378,"malayalam_era":1147,"nanakshahi_year":502,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Saptamī · Vikram 2028 Raktākṣī · Śaka 1893 Virodhakṛt"},"festivals":[],"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":[]},"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 24, 1971 CE · Vṛndāvana · Vidhyamitra","description":"December 24, 1971 CE for Vṛndāvana: Śukla Saptamī, sūryodaya 07:07, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/vrindavan/1971-12-24","hreflang_alternates":{"en":"https://vidhyamitra.com/city/vrindavan/1971-12-24","sa":"https://sa.vidhyamitra.com/city/vrindavan/1971-12-24","hi":"https://hi.vidhyamitra.com/city/vrindavan/1971-12-24","x-default":"https://vidhyamitra.com/city/vrindavan/1971-12-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T05:49:00.585Z","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":"2026-09-06T05:49:00.585Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T05:49:00.585Z","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"}}}