{"id":"vidhyamitra:city-day:solapur:2129-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/solapur/2129-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2129-12-18","date_display":"December 18, 2129 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":2129,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499012.770833,"kali_year":5231,"ahargana":1910547.2708,"sun":{"sidereal_longitude":239.7594,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":324.3294,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.5699,"elapsed_within_tithi_degrees":0.5699},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":324.3294,"elapsed_within_degrees":4.3294},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.0888},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"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":2129,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2499012.770833,"ahargana":1910547.2708,"kali_year":5231,"ayanamsa_lahiri":25.6685,"grahas":{"sun":{"sidereal_longitude":240.44469299999992,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":326.703493,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":3},"retrograde":false,"latitude":-2.5353},"mars":{"sidereal_longitude":330.7109929999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":224.274093,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":342.224793,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":241.74789299999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":184.433493,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":110.0114,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.0114,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"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":2129,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2499012.770833,"kali_year":5231,"ahargana":1910547.2708,"sun":{"sidereal_longitude":239.7594,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":324.3294,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.5699,"elapsed_within_tithi_degrees":0.5699},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":324.3294,"elapsed_within_degrees":4.3294},"yoga":{"number":16,"name":"Siddhi","sum_longitude":204.0888},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.535,"elongation":84.57},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.535,"opposition_distance":95.43}},"eclipse_window_40days":[]},"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"solapur","name":"Solapur, Maharashtra","lat":17.6599,"lon":75.9064,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"tier-1"},"sunriseLocal":"06:51","sunsetLocal":"17:56","solarNoonLocal":"12:24","dayLengthHours":11.073256501237495,"dayLengthDisplay":"11 Hours 04 Mins 24 Secs","nightLengthDisplay":"12 Hours 55 Mins 36 Secs","moonriseLocal":"12:10","moonsetLocal":"00:07","rahuKala":{"name":"Rāhu Kāla","start":"16:33","end":"17:56","startHours":16.545582398828373,"endHours":17.92973946148306,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:24","end":"13:47","startHours":12.393111210864312,"endHours":13.777268273518999,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:10","end":"16:33","startHours":15.161425336173686,"endHours":16.545582398828373,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.440242810534313,"endHours":9.809351360575562,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:19","end":"07:37","startHours":7.317868647797126,"endHours":7.6131554878301255,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:01","end":"12:46","startHours":12.024002660823061,"endHours":12.762219760905563,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:23","end":"06:07","startHours":5.380048760080564,"endHours":6.118265860163064,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:56","end":"06:51","startHours":5.933711585142439,"endHours":6.856482960245564,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:14","end":"14:59","startHours":14.238653961070561,"endHours":14.97687106115306,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:44","end":"18:08","startHours":17.72973946148306,"endHours":18.12973946148306,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:56","end":"18:23","startHours":17.92973946148306,"endHours":18.39112514903462,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:41","end":"19:26","startHours":17.67973946148306,"endHours":19.42973946148306,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:01","end":"00:46","startHours":24.02400266082306,"endHours":24.762219760905563,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:51","end":"08:14","startHours":6.856482960245564,"endHours":8.240640022900251,"quality":"inauspicious"},{"name":"Chala","start":"08:14","end":"09:37","startHours":8.240640022900251,"endHours":9.624797085554938,"quality":"neutral"},{"name":"Labha","start":"09:37","end":"11:01","startHours":9.624797085554938,"endHours":11.008954148209625,"quality":"auspicious"},{"name":"Amṛta","start":"11:01","end":"12:24","startHours":11.008954148209625,"endHours":12.393111210864312,"quality":"auspicious"},{"name":"Kāla","start":"12:24","end":"13:47","startHours":12.393111210864312,"endHours":13.777268273518999,"quality":"inauspicious"},{"name":"Śubha","start":"13:47","end":"15:10","startHours":13.777268273518999,"endHours":15.161425336173686,"quality":"auspicious"},{"name":"Roga","start":"15:10","end":"16:33","startHours":15.161425336173686,"endHours":16.545582398828373,"quality":"inauspicious"},{"name":"Udveg","start":"16:33","end":"17:56","startHours":16.545582398828373,"endHours":17.92973946148306,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:56","end":"19:33","startHours":17.92973946148306,"endHours":19.545582398828373,"quality":"auspicious"},{"name":"Roga","start":"19:33","end":"21:10","startHours":19.545582398828373,"endHours":21.161425336173686,"quality":"inauspicious"},{"name":"Udveg","start":"21:10","end":"22:47","startHours":21.161425336173686,"endHours":22.777268273519,"quality":"inauspicious"},{"name":"Chala","start":"22:47","end":"00:24","startHours":22.777268273519,"endHours":24.393111210864312,"quality":"neutral"},{"name":"Labha","start":"00:24","end":"02:01","startHours":24.393111210864312,"endHours":26.008954148209625,"quality":"auspicious"},{"name":"Amṛta","start":"02:01","end":"03:37","startHours":26.008954148209625,"endHours":27.62479708555494,"quality":"auspicious"},{"name":"Kāla","start":"03:37","end":"05:14","startHours":27.62479708555494,"endHours":29.24064002290025,"quality":"inauspicious"},{"name":"Śubha","start":"05:14","end":"06:51","startHours":29.24064002290025,"endHours":30.856482960245565,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:51","end":"07:51","startHours":6.856482960245564,"endHours":7.856482960245564,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:51","end":"08:51","startHours":7.856482960245564,"endHours":8.856482960245565,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:51","end":"09:51","startHours":8.856482960245565,"endHours":9.856482960245565,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:51","end":"10:51","startHours":9.856482960245565,"endHours":10.856482960245565,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:51","end":"11:51","startHours":10.856482960245565,"endHours":11.856482960245565,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:51","end":"12:51","startHours":11.856482960245565,"endHours":12.856482960245565,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:51","end":"13:51","startHours":12.856482960245565,"endHours":13.856482960245565,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:51","end":"14:51","startHours":13.856482960245565,"endHours":14.856482960245565,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:51","end":"15:51","startHours":14.856482960245565,"endHours":15.856482960245565,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:51","end":"16:51","startHours":15.856482960245565,"endHours":16.856482960245565,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:51","end":"17:51","startHours":16.856482960245565,"endHours":17.856482960245565,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:51","end":"18:51","startHours":17.856482960245565,"endHours":18.856482960245565,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:51","end":"19:51","startHours":18.856482960245565,"endHours":19.856482960245565,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:51","end":"20:51","startHours":19.856482960245565,"endHours":20.856482960245565,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:51","end":"21:51","startHours":20.856482960245565,"endHours":21.856482960245565,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:51","end":"22:51","startHours":21.856482960245565,"endHours":22.856482960245565,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:51","end":"23:51","startHours":22.856482960245565,"endHours":23.856482960245565,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:51","end":"00:51","startHours":23.856482960245565,"endHours":24.856482960245565,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:51","end":"01:51","startHours":24.856482960245565,"endHours":25.856482960245565,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:51","end":"02:51","startHours":25.856482960245565,"endHours":26.856482960245565,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:51","end":"03:51","startHours":26.856482960245565,"endHours":27.856482960245565,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:51","end":"04:51","startHours":27.856482960245565,"endHours":28.856482960245565,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:51","end":"05:51","startHours":28.856482960245565,"endHours":29.856482960245565,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:51","end":"06:51","startHours":29.856482960245565,"endHours":30.856482960245565,"planetary_lord":"Jupiter"}],"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":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-23.379384064114657,"eotMinutes":2.787727348141232,"ayanamsa":25.6685}},"calendars":{"vikram_samvat":2186,"vikram_samvatsara":"Śubhakṛt","saka_samvat":2051,"saka_samvatsara":"Virodhi","bengali_samvat":1536,"malayalam_era":1305,"nanakshahi_year":660,"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":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Aṣṭamī · Vikram 2186 Śubhakṛt · Śaka 2051 Virodhi"},"festivals":[{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi_ingress":"Dhanu"},"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":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"solapur"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 18, 2129 CE · Solapur, Maharashtra · Vidhyamitra","description":"December 18, 2129 CE for Solapur, Maharashtra: Śukla Aṣṭamī, sūryodaya 06:51, sūryāsta 17:56.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/solapur/2129-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/solapur/2129-12-18","sa":"https://sa.vidhyamitra.com/city/solapur/2129-12-18","hi":"https://hi.vidhyamitra.com/city/solapur/2129-12-18","x-default":"https://vidhyamitra.com/city/solapur/2129-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T06:18:08.009Z","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":"2026-06-02T06:18:08.009Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T06:18:08.009Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}