{"id":"vidhyamitra:city-day:pune:2012-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/pune/2012-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-12-18","date_display":"December 18, 2012 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":2012,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456279.770833,"kali_year":5114,"ahargana":1867814.2708,"sun":{"sidereal_longitude":242.094,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":303.1918,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.0978,"elapsed_within_tithi_degrees":1.0978},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":303.1918,"elapsed_within_degrees":9.8585},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":185.2858},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2012,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456279.770833,"ahargana":1867814.2708,"kali_year":5114,"ayanamsa_lahiri":24.0341,"grahas":{"sun":{"sidereal_longitude":242.48280699999998,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false},"moon":{"sidereal_longitude":306.116707,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false,"latitude":4.4993},"mars":{"sidereal_longitude":269.594607,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":225.370907,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":44.88500699999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":true},"venus":{"sidereal_longitude":218.10990700000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":194.042007,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":214.2114,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":34.2114,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2012,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456279.770833,"kali_year":5114,"ahargana":1867814.2708,"sun":{"sidereal_longitude":242.094,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":303.1918,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":61.0978,"elapsed_within_tithi_degrees":1.0978},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3,"moon_longitude":303.1918,"elapsed_within_degrees":9.8585},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":185.2858},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.499,"elongation":61.098},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.499,"opposition_distance":118.902}},"eclipse_window_40days":[]},"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"tier2":{"city":{"slug":"pune","name":"Pune, Maharashtra","lat":18.5204,"lon":73.8567,"tz_offset_hours":5.5,"state":"Maharashtra","country":"IN","tier":"mega","elevation_m":560},"sunriseLocal":"07:01","sunsetLocal":"18:02","solarNoonLocal":"12:32","dayLengthHours":11.017970126671813,"dayLengthDisplay":"11 Hours 01 Mins 05 Secs","nightLengthDisplay":"12 Hours 58 Mins 55 Secs","moonriseLocal":"10:59","moonsetLocal":"22:33","rahuKala":{"name":"Rāhu Kāla","start":"15:17","end":"16:40","startHours":15.284250409198933,"endHours":16.661496675032907,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:47","end":"11:09","startHours":9.775265345863026,"endHours":11.152511611697001,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:32","end":"13:54","startHours":12.52975787753098,"endHours":13.907004143364954,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:35","end":"09:58","startHours":9.591632510418496,"endHours":9.958898181307555,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:29","end":"07:46","startHours":7.479854902806398,"endHours":7.773667439517647,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:54","startHours":12.16249220664192,"endHours":12.897023548420039,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:33","end":"06:17","startHours":5.55171013063883,"endHours":6.286241472416951,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:06","end":"07:01","startHours":6.1026086369724215,"endHours":7.020772814195072,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:22","end":"15:06","startHours":14.366086231976281,"endHours":15.100617573754402,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:50","end":"18:14","startHours":17.838742940866886,"endHours":18.238742940866885,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:02","end":"18:30","startHours":18.038742940866886,"endHours":18.49782502947821,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:47","end":"19:32","startHours":17.788742940866886,"endHours":19.538742940866886,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:54","startHours":24.162492206641918,"endHours":24.89702354842004,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"07:01","end":"08:24","startHours":7.020772814195072,"endHours":8.398019080029048,"quality":"inauspicious"},{"name":"Udveg","start":"08:24","end":"09:47","startHours":8.398019080029048,"endHours":9.775265345863026,"quality":"inauspicious"},{"name":"Chala","start":"09:47","end":"11:09","startHours":9.775265345863026,"endHours":11.152511611697001,"quality":"neutral"},{"name":"Labha","start":"11:09","end":"12:32","startHours":11.152511611697001,"endHours":12.52975787753098,"quality":"auspicious"},{"name":"Amṛta","start":"12:32","end":"13:54","startHours":12.52975787753098,"endHours":13.907004143364954,"quality":"auspicious"},{"name":"Kāla","start":"13:54","end":"15:17","startHours":13.907004143364954,"endHours":15.284250409198933,"quality":"inauspicious"},{"name":"Śubha","start":"15:17","end":"16:40","startHours":15.284250409198933,"endHours":16.661496675032907,"quality":"auspicious"},{"name":"Roga","start":"16:40","end":"18:02","startHours":16.661496675032907,"endHours":18.038742940866886,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"18:02","end":"19:40","startHours":18.038742940866886,"endHours":19.661496675032907,"quality":"inauspicious"},{"name":"Śubha","start":"19:40","end":"21:17","startHours":19.661496675032907,"endHours":21.284250409198933,"quality":"auspicious"},{"name":"Roga","start":"21:17","end":"22:54","startHours":21.284250409198933,"endHours":22.907004143364958,"quality":"inauspicious"},{"name":"Udveg","start":"22:54","end":"00:32","startHours":22.907004143364958,"endHours":24.52975787753098,"quality":"inauspicious"},{"name":"Chala","start":"00:32","end":"02:09","startHours":24.52975787753098,"endHours":26.152511611697,"quality":"neutral"},{"name":"Labha","start":"02:09","end":"03:47","startHours":26.152511611697,"endHours":27.775265345863026,"quality":"auspicious"},{"name":"Amṛta","start":"03:47","end":"05:24","startHours":27.775265345863026,"endHours":29.39801908002905,"quality":"auspicious"},{"name":"Kāla","start":"05:24","end":"07:01","startHours":29.39801908002905,"endHours":31.020772814195073,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.020772814195072,"endHours":8.020772814195073,"planetary_lord":"Mars"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.020772814195073,"endHours":9.020772814195073,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.020772814195073,"endHours":10.020772814195073,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.020772814195073,"endHours":11.020772814195073,"planetary_lord":"Moon"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.020772814195073,"endHours":12.020772814195073,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.020772814195073,"endHours":13.020772814195073,"planetary_lord":"Venus"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.020772814195073,"endHours":14.020772814195073,"planetary_lord":"Sun"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.020772814195073,"endHours":15.020772814195073,"planetary_lord":"Mars"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.020772814195073,"endHours":16.020772814195073,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.020772814195073,"endHours":17.020772814195073,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.020772814195073,"endHours":18.020772814195073,"planetary_lord":"Moon"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.020772814195073,"endHours":19.020772814195073,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.020772814195073,"endHours":20.020772814195073,"planetary_lord":"Venus"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.020772814195073,"endHours":21.020772814195073,"planetary_lord":"Sun"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.020772814195073,"endHours":22.020772814195073,"planetary_lord":"Mars"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.020772814195073,"endHours":23.020772814195073,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.020772814195073,"endHours":24.020772814195073,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.020772814195073,"endHours":25.020772814195073,"planetary_lord":"Moon"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.020772814195073,"endHours":26.020772814195073,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.020772814195073,"endHours":27.020772814195073,"planetary_lord":"Venus"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.020772814195073,"endHours":28.020772814195073,"planetary_lord":"Sun"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.020772814195073,"endHours":29.020772814195073,"planetary_lord":"Mars"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.020772814195073,"endHours":30.020772814195073,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.020772814195073,"endHours":31.020772814195073,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Dhūmra","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":-23.390627465866242,"eotMinutes":2.787727348141232,"ayanamsa":24.0341}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"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 Ṣaṣṭhī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"skanda-shashthi","name":"Skanda Ṣaṣṭhī","name_sanskrit":"स्कन्द षष्ठी","tradition":"Shaiva","associated_deity":"Kārttikeya / Skanda / Murugan","significance":"Kārttikeya's victory over Tāraka. Important Shaiva day in Tamil tradition.","vrata":true,"detection":{"tithi_number":6,"tithi_paksha":"Śukla","lunar_month":"Mārgaśīrṣa"},"precedence":3}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"pune"},"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, 2012 CE · Pune, Maharashtra · Vidhyamitra","description":"December 18, 2012 CE for Pune, Maharashtra: Śukla Ṣaṣṭhī, sūryodaya 07:01, sūryāsta 18:02.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/pune/2012-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/pune/2012-12-18","sa":"https://sa.vidhyamitra.com/city/pune/2012-12-18","hi":"https://hi.vidhyamitra.com/city/pune/2012-12-18","x-default":"https://vidhyamitra.com/city/pune/2012-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:27:03.895Z","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":"2026-05-31T15:27:03.895Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:27:03.895Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}