{"id":"vidhyamitra:city-day:lucknow:2017-12-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/2017-12-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2017-12-10","date_display":"December 10, 2017 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":2017,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458097.770833,"kali_year":5119,"ahargana":1869632.2708,"sun":{"sidereal_longitude":233.5875,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":136.7783,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":263.1908,"elapsed_within_tithi_degrees":11.1908},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":136.7783,"elapsed_within_degrees":3.445},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.3658},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2017,"month":12,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2458097.770833,"ahargana":1869632.2708,"kali_year":5119,"ayanamsa_lahiri":24.1036,"grahas":{"sun":{"sidereal_longitude":234.05884600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":140.548946,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false,"latitude":1.4558},"mars":{"sidereal_longitude":186.01254599999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":240.95984599999997,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":198.539946,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":226.56154600000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":244.551646,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":117.885,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.885,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":"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":2017,"month":12,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2458097.770833,"kali_year":5119,"ahargana":1869632.2708,"sun":{"sidereal_longitude":233.5875,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":136.7783,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":263.1908,"elapsed_within_tithi_degrees":11.1908},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2,"moon_longitude":136.7783,"elapsed_within_degrees":3.445},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":10.3658},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.456,"elongation":96.809},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.456,"opposition_distance":83.191}},"eclipse_window_40days":[]},"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"lucknow","name":"Lucknow, Uttar Pradesh","lat":26.8467,"lon":80.9462,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"06:45","sunsetLocal":"17:15","solarNoonLocal":"12:00","dayLengthHours":10.491217176791727,"dayLengthDisplay":"10 Hours 29 Mins 28 Secs","nightLengthDisplay":"13 Hours 30 Mins 32 Secs","moonriseLocal":"23:31","moonsetLocal":"12:01","rahuKala":{"name":"Rāhu Kāla","start":"15:56","end":"17:15","startHours":15.93062624232598,"endHours":17.242028389424945,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:00","end":"13:18","startHours":11.99641980102908,"endHours":13.307821948128048,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:37","end":"15:56","startHours":14.619224095227013,"endHours":15.93062624232598,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:12","end":"09:33","startHours":9.198761887217955,"endHours":9.548469126444346,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:28","startHours":7.187945261666207,"endHours":7.46771105304732,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:39","end":"12:21","startHours":11.64671256180269,"endHours":12.346127040255471,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:21","end":"06:03","startHours":5.351982255727655,"endHours":6.051396734180436,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:53","end":"06:45","startHours":5.876543114567241,"endHours":6.750811212633218,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:45","end":"14:27","startHours":13.744955997161036,"endHours":14.444370475613818,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:03","end":"17:27","startHours":17.042028389424946,"endHours":17.442028389424944,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:15","end":"17:41","startHours":17.242028389424945,"endHours":17.679162438457933,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:00","end":"18:45","startHours":16.992028389424945,"endHours":18.742028389424945,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:39","end":"00:21","startHours":23.64671256180269,"endHours":24.34612704025547,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:45","end":"08:04","startHours":6.750811212633218,"endHours":8.062213359732183,"quality":"inauspicious"},{"name":"Chala","start":"08:04","end":"09:22","startHours":8.062213359732183,"endHours":9.37361550683115,"quality":"neutral"},{"name":"Labha","start":"09:22","end":"10:41","startHours":9.37361550683115,"endHours":10.685017653930116,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"12:00","startHours":10.685017653930116,"endHours":11.99641980102908,"quality":"auspicious"},{"name":"Kāla","start":"12:00","end":"13:18","startHours":11.99641980102908,"endHours":13.307821948128048,"quality":"inauspicious"},{"name":"Śubha","start":"13:18","end":"14:37","startHours":13.307821948128048,"endHours":14.619224095227013,"quality":"auspicious"},{"name":"Roga","start":"14:37","end":"15:56","startHours":14.619224095227013,"endHours":15.93062624232598,"quality":"inauspicious"},{"name":"Udveg","start":"15:56","end":"17:15","startHours":15.93062624232598,"endHours":17.242028389424945,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:15","end":"18:56","startHours":17.242028389424945,"endHours":18.930626242325978,"quality":"auspicious"},{"name":"Roga","start":"18:56","end":"20:37","startHours":18.930626242325978,"endHours":20.619224095227015,"quality":"inauspicious"},{"name":"Udveg","start":"20:37","end":"22:18","startHours":20.619224095227015,"endHours":22.307821948128048,"quality":"inauspicious"},{"name":"Chala","start":"22:18","end":"00:00","startHours":22.307821948128048,"endHours":23.99641980102908,"quality":"neutral"},{"name":"Labha","start":"00:00","end":"01:41","startHours":23.99641980102908,"endHours":25.685017653930117,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"03:22","startHours":25.685017653930117,"endHours":27.37361550683115,"quality":"auspicious"},{"name":"Kāla","start":"03:22","end":"05:04","startHours":27.37361550683115,"endHours":29.062213359732183,"quality":"inauspicious"},{"name":"Śubha","start":"05:04","end":"06:45","startHours":29.062213359732183,"endHours":30.750811212633216,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.750811212633218,"endHours":7.750811212633218,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.750811212633218,"endHours":8.750811212633218,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.750811212633218,"endHours":9.750811212633218,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.750811212633218,"endHours":10.750811212633218,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.750811212633218,"endHours":11.750811212633218,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.750811212633218,"endHours":12.750811212633218,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.750811212633218,"endHours":13.750811212633218,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.750811212633218,"endHours":14.750811212633218,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.750811212633218,"endHours":15.750811212633218,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.750811212633218,"endHours":16.750811212633216,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.750811212633216,"endHours":17.750811212633216,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.750811212633216,"endHours":18.750811212633216,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.750811212633216,"endHours":19.750811212633216,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.750811212633216,"endHours":20.750811212633216,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.750811212633216,"endHours":21.750811212633216,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.750811212633216,"endHours":22.750811212633216,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.750811212633216,"endHours":23.750811212633216,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.750811212633216,"endHours":24.750811212633216,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.750811212633216,"endHours":25.750811212633216,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.750811212633216,"endHours":26.750811212633216,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.750811212633216,"endHours":27.750811212633216,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.750811212633216,"endHours":28.750811212633216,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.750811212633216,"endHours":29.750811212633216,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.750811212633216,"endHours":30.750811212633216,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"West","rahuVasa":"North-East","anandadiYoga":{"name":"Chatra","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Śarad (Autumn)","drikAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-22.909329494075084,"eotMinutes":6.4300119382551255,"ayanamsa":24.1036}},"calendars":{"vikram_samvat":2074,"vikram_samvatsara":"Sādhāraṇa","saka_samvat":1939,"saka_samvatsara":"Hemalambī","bengali_samvat":1424,"malayalam_era":1193,"nanakshahi_year":548,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Kṛṣṇa Pakṣa","solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Kṛṣṇa Saptamī · Vikram 2074 Sādhāraṇa · Śaka 1939 Hemalambī"},"festivals":[{"id":"vrischika-sankranti","name":"Vṛścika Saṅkrānti","name_sanskrit":"वृश्चिक सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Scorpio.","vrata":false,"detection":{"sun_rashi":"Vṛścika"},"precedence":5}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"lucknow"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 10, 2017 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"December 10, 2017 CE for Lucknow, Uttar Pradesh: Kṛṣṇa Saptamī, sūryodaya 06:45, sūryāsta 17:15.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/2017-12-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/2017-12-10","sa":"https://sa.vidhyamitra.com/city/lucknow/2017-12-10","hi":"https://hi.vidhyamitra.com/city/lucknow/2017-12-10","x-default":"https://vidhyamitra.com/city/lucknow/2017-12-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-15T13:31:26.718Z","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":"2026-05-15T13:31:26.718Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-15T13:31:26.718Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}