{"id":"vidhyamitra:city-day:lucknow:2138-12-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/lucknow/2138-12-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2138-12-06","date_display":"December 6, 2138 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":2138,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502287.770833,"kali_year":5240,"ahargana":1913822.2708,"sun":{"sidereal_longitude":227.1302,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":272.1915,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":45.0612,"elapsed_within_tithi_degrees":9.0612},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.1915,"elapsed_within_degrees":5.5248},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":139.3217},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":2138,"month":12,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2502287.770833,"ahargana":1913822.2708,"kali_year":5240,"ayanamsa_lahiri":25.7937,"grahas":{"sun":{"sidereal_longitude":227.941463,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":274.49096299999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-1.8499},"mars":{"sidereal_longitude":254.71536300000002,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":213.02276299999994,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":254.288863,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":179.30526299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":275.44216299999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":296.4861,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":116.4861,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":2138,"month":12,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2502287.770833,"kali_year":5240,"ahargana":1913822.2708,"sun":{"sidereal_longitude":227.1302,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":272.1915,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":45.0612,"elapsed_within_tithi_degrees":9.0612},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2,"moon_longitude":272.1915,"elapsed_within_degrees":5.5248},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":139.3217},"karana":{"half_tithi_index":7,"name":"Viṣṭi"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.85,"elongation":45.061},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.85,"opposition_distance":134.939}},"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":"06:42","sunsetLocal":"17:14","solarNoonLocal":"11:58","dayLengthHours":10.528183684040375,"dayLengthDisplay":"10 Hours 31 Mins 41 Secs","nightLengthDisplay":"13 Hours 28 Mins 19 Secs","moonriseLocal":"09:44","moonsetLocal":"20:24","rahuKala":{"name":"Rāhu Kāla","start":"09:20","end":"10:39","startHours":9.335826087744046,"endHours":10.651849048249094,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:17","end":"14:36","startHours":13.283894969259187,"endHours":14.599917929764235,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:42","end":"08:01","startHours":6.703780166733953,"endHours":8.019803127239,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:10","end":"09:31","startHours":9.160356359676706,"endHours":9.511295815811387,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:09","end":"07:25","startHours":7.142454486902302,"endHours":7.423206051810046,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:19","startHours":11.616932552619462,"endHours":12.31881146488882,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:18","end":"06:00","startHours":5.300022342195236,"endHours":6.001901254464594,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:42","startHours":5.826431526397255,"endHours":6.703780166733953,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:43","end":"14:25","startHours":13.722569289427536,"endHours":14.424448201696894,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:02","end":"17:26","startHours":17.03196385077433,"endHours":17.431963850774327,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:14","end":"17:40","startHours":17.231963850774328,"endHours":17.670638170942677,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"16:59","end":"18:44","startHours":16.981963850774328,"endHours":18.731963850774328,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:19","startHours":23.616932552619463,"endHours":24.31881146488882,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:42","end":"08:01","startHours":6.703780166733953,"endHours":8.019803127239,"quality":"inauspicious"},{"name":"Śubha","start":"08:01","end":"09:20","startHours":8.019803127239,"endHours":9.335826087744046,"quality":"auspicious"},{"name":"Roga","start":"09:20","end":"10:39","startHours":9.335826087744046,"endHours":10.651849048249094,"quality":"inauspicious"},{"name":"Udveg","start":"10:39","end":"11:58","startHours":10.651849048249094,"endHours":11.96787200875414,"quality":"inauspicious"},{"name":"Chala","start":"11:58","end":"13:17","startHours":11.96787200875414,"endHours":13.283894969259187,"quality":"neutral"},{"name":"Labha","start":"13:17","end":"14:36","startHours":13.283894969259187,"endHours":14.599917929764235,"quality":"auspicious"},{"name":"Amṛta","start":"14:36","end":"15:55","startHours":14.599917929764235,"endHours":15.915940890269281,"quality":"auspicious"},{"name":"Kāla","start":"15:55","end":"17:14","startHours":15.915940890269281,"endHours":17.231963850774328,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:14","end":"18:55","startHours":17.231963850774328,"endHours":18.91594089026928,"quality":"auspicious"},{"name":"Amṛta","start":"18:55","end":"20:36","startHours":18.91594089026928,"endHours":20.599917929764235,"quality":"auspicious"},{"name":"Kāla","start":"20:36","end":"22:17","startHours":20.599917929764235,"endHours":22.283894969259187,"quality":"inauspicious"},{"name":"Śubha","start":"22:17","end":"23:58","startHours":22.283894969259187,"endHours":23.967872008754142,"quality":"auspicious"},{"name":"Roga","start":"23:58","end":"01:39","startHours":23.967872008754142,"endHours":25.651849048249094,"quality":"inauspicious"},{"name":"Udveg","start":"01:39","end":"03:20","startHours":25.651849048249094,"endHours":27.335826087744046,"quality":"inauspicious"},{"name":"Chala","start":"03:20","end":"05:01","startHours":27.335826087744046,"endHours":29.019803127239,"quality":"neutral"},{"name":"Labha","start":"05:01","end":"06:42","startHours":29.019803127239,"endHours":30.703780166733953,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.703780166733953,"endHours":7.703780166733953,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.703780166733953,"endHours":8.703780166733953,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.703780166733953,"endHours":9.703780166733953,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.703780166733953,"endHours":10.703780166733953,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.703780166733953,"endHours":11.703780166733953,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.703780166733953,"endHours":12.703780166733953,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.703780166733953,"endHours":13.703780166733953,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.703780166733953,"endHours":14.703780166733953,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.703780166733953,"endHours":15.703780166733953,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.703780166733953,"endHours":16.703780166733953,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.703780166733953,"endHours":17.703780166733953,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.703780166733953,"endHours":18.703780166733953,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.703780166733953,"endHours":19.703780166733953,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.703780166733953,"endHours":20.703780166733953,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.703780166733953,"endHours":21.703780166733953,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.703780166733953,"endHours":22.703780166733953,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.703780166733953,"endHours":23.703780166733953,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.703780166733953,"endHours":24.703780166733953,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.703780166733953,"endHours":25.703780166733953,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.703780166733953,"endHours":26.703780166733953,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.703780166733953,"endHours":27.703780166733953,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.703780166733953,"endHours":28.703780166733953,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.703780166733953,"endHours":29.703780166733953,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.703780166733953,"endHours":30.703780166733953,"planetary_lord":"Mercury"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"East","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter) (tropical)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-22.446101119347084,"eotMinutes":8.142879474751563,"ayanamsa":25.7937}},"calendars":{"vikram_samvat":2195,"vikram_samvatsara":"Virodhakṛt","saka_samvat":2060,"saka_samvatsara":"Vilambī","bengali_samvat":1545,"malayalam_era":1314,"nanakshahi_year":669,"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 Caturthī · Vikram 2195 Virodhakṛt · Śaka 2060 Vilambī"},"festivals":[{"id":"vinayaka-chaturthi","name":"Vināyaka Caturthī (monthly)","name_sanskrit":"विनायक चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Śukla-pakṣa Caturthī; auspicious for new ventures.","vrata":true,"detection":{"tithi_number":4,"tithi_paksha":"Śukla"},"precedence":6}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 6, 2138 CE · Lucknow, Uttar Pradesh · Vidhyamitra","description":"December 6, 2138 CE for Lucknow, Uttar Pradesh: Śukla Caturthī, sūryodaya 06:42, sūryāsta 17:14.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/lucknow/2138-12-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/lucknow/2138-12-06","sa":"https://sa.vidhyamitra.com/city/lucknow/2138-12-06","hi":"https://hi.vidhyamitra.com/city/lucknow/2138-12-06","x-default":"https://vidhyamitra.com/city/lucknow/2138-12-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T06:52:01.444Z","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":"2026-06-02T06:52:01.444Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T06:52:01.444Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}