{"id":"vidhyamitra:city-day:indore:2183-12-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/indore/2183-12-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2183-12-18","date_display":"December 18, 2183 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":2183,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518735.770833,"kali_year":5285,"ahargana":1930270.2708,"sun":{"sidereal_longitude":238.7613,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":275.7752,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.0139,"elapsed_within_tithi_degrees":1.0139},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.7752,"elapsed_within_degrees":9.1085},"yoga":{"number":12,"name":"Dhruva","sum_longitude":154.5364},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2183,"month":12,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2518735.770833,"ahargana":1930270.2708,"kali_year":5285,"ayanamsa_lahiri":26.4228,"grahas":{"sun":{"sidereal_longitude":239.58322900000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":277.019629,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false,"latitude":3.4058},"mars":{"sidereal_longitude":244.82472899999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":219.360729,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":196.30712900000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":207.173629,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":123.93032900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":144.9919,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":324.9919,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","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":2183,"month":12,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2518735.770833,"kali_year":5285,"ahargana":1930270.2708,"sun":{"sidereal_longitude":238.7613,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":275.7752,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":4,"name":"Caturthī","paksha":"Śukla","full_name":"Śukla Caturthī","elongation_degrees":37.0139,"elapsed_within_tithi_degrees":1.0139},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3,"moon_longitude":275.7752,"elapsed_within_degrees":9.1085},"yoga":{"number":12,"name":"Dhruva","sum_longitude":154.5364},"karana":{"half_tithi_index":6,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.406,"elongation":37.014},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.406,"opposition_distance":142.986}},"eclipse_window_40days":[]},"city":{"slug":"indore","name":"Indore, Madhya Pradesh","lat":22.7196,"lon":75.8577,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"indore","name":"Indore, Madhya Pradesh","lat":22.7196,"lon":75.8577,"tz_offset_hours":5.5,"state":"Madhya Pradesh","country":"IN","tier":"tier-1"},"sunriseLocal":"07:01","sunsetLocal":"17:46","solarNoonLocal":"12:24","dayLengthHours":10.742875504282129,"dayLengthDisplay":"10 Hours 44 Mins 34 Secs","nightLengthDisplay":"13 Hours 15 Mins 26 Secs","moonriseLocal":"09:25","moonsetLocal":"20:22","rahuKala":{"name":"Rāhu Kāla","start":"13:44","end":"15:05","startHours":13.739217315566247,"endHours":15.082076753601513,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:01","end":"08:22","startHours":7.024920125389916,"endHours":8.367779563425183,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:43","end":"11:03","startHours":9.710639001460448,"endHours":11.053498439495716,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:32","end":"09:53","startHours":9.53159107638908,"endHours":9.889686926531818,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:28","end":"07:46","startHours":7.472539938068338,"endHours":7.759016618182528,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:02","end":"12:45","startHours":12.038262027388242,"endHours":12.754453727673717,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:36","end":"06:19","startHours":5.592536724818966,"endHours":6.308728425104441,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:08","end":"07:01","startHours":6.129680500033072,"endHours":7.024920125389916,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:11","end":"14:54","startHours":14.186837128244669,"endHours":14.903028828530145,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:34","end":"17:58","startHours":17.567795629672045,"endHours":17.967795629672043,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:46","end":"18:13","startHours":17.767795629672044,"endHours":18.215415442350466,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:31","end":"19:16","startHours":17.517795629672044,"endHours":19.267795629672044,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:02","end":"00:45","startHours":24.038262027388242,"endHours":24.75445372767372,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"07:01","end":"08:22","startHours":7.024920125389916,"endHours":8.367779563425183,"quality":"auspicious"},{"name":"Roga","start":"08:22","end":"09:43","startHours":8.367779563425183,"endHours":9.710639001460448,"quality":"inauspicious"},{"name":"Udveg","start":"09:43","end":"11:03","startHours":9.710639001460448,"endHours":11.053498439495716,"quality":"inauspicious"},{"name":"Chala","start":"11:03","end":"12:24","startHours":11.053498439495716,"endHours":12.396357877530981,"quality":"neutral"},{"name":"Labha","start":"12:24","end":"13:44","startHours":12.396357877530981,"endHours":13.739217315566247,"quality":"auspicious"},{"name":"Amṛta","start":"13:44","end":"15:05","startHours":13.739217315566247,"endHours":15.082076753601513,"quality":"auspicious"},{"name":"Kāla","start":"15:05","end":"16:25","startHours":15.082076753601513,"endHours":16.424936191636778,"quality":"inauspicious"},{"name":"Śubha","start":"16:25","end":"17:46","startHours":16.424936191636778,"endHours":17.767795629672044,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"17:46","end":"19:25","startHours":17.767795629672044,"endHours":19.424936191636778,"quality":"auspicious"},{"name":"Kāla","start":"19:25","end":"21:05","startHours":19.424936191636778,"endHours":21.082076753601513,"quality":"inauspicious"},{"name":"Śubha","start":"21:05","end":"22:44","startHours":21.082076753601513,"endHours":22.739217315566243,"quality":"auspicious"},{"name":"Roga","start":"22:44","end":"00:24","startHours":22.739217315566243,"endHours":24.39635787753098,"quality":"inauspicious"},{"name":"Udveg","start":"00:24","end":"02:03","startHours":24.39635787753098,"endHours":26.053498439495712,"quality":"inauspicious"},{"name":"Chala","start":"02:03","end":"03:43","startHours":26.053498439495712,"endHours":27.710639001460446,"quality":"neutral"},{"name":"Labha","start":"03:43","end":"05:22","startHours":27.710639001460446,"endHours":29.36777956342518,"quality":"auspicious"},{"name":"Amṛta","start":"05:22","end":"07:01","startHours":29.36777956342518,"endHours":31.024920125389915,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:01","end":"08:01","startHours":7.024920125389916,"endHours":8.024920125389915,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"08:01","end":"09:01","startHours":8.024920125389915,"endHours":9.024920125389915,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"09:01","end":"10:01","startHours":9.024920125389915,"endHours":10.024920125389915,"planetary_lord":"Moon"},{"name":"Hora 4","start":"10:01","end":"11:01","startHours":10.024920125389915,"endHours":11.024920125389915,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"11:01","end":"12:01","startHours":11.024920125389915,"endHours":12.024920125389915,"planetary_lord":"Venus"},{"name":"Hora 6","start":"12:01","end":"13:01","startHours":12.024920125389915,"endHours":13.024920125389915,"planetary_lord":"Sun"},{"name":"Hora 7","start":"13:01","end":"14:01","startHours":13.024920125389915,"endHours":14.024920125389915,"planetary_lord":"Mars"},{"name":"Hora 8","start":"14:01","end":"15:01","startHours":14.024920125389915,"endHours":15.024920125389915,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"15:01","end":"16:01","startHours":15.024920125389915,"endHours":16.024920125389915,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"16:01","end":"17:01","startHours":16.024920125389915,"endHours":17.024920125389915,"planetary_lord":"Moon"},{"name":"Hora 11","start":"17:01","end":"18:01","startHours":17.024920125389915,"endHours":18.024920125389915,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"18:01","end":"19:01","startHours":18.024920125389915,"endHours":19.024920125389915,"planetary_lord":"Venus"},{"name":"Hora 13","start":"19:01","end":"20:01","startHours":19.024920125389915,"endHours":20.024920125389915,"planetary_lord":"Sun"},{"name":"Hora 14","start":"20:01","end":"21:01","startHours":20.024920125389915,"endHours":21.024920125389915,"planetary_lord":"Mars"},{"name":"Hora 15","start":"21:01","end":"22:01","startHours":21.024920125389915,"endHours":22.024920125389915,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"22:01","end":"23:01","startHours":22.024920125389915,"endHours":23.024920125389915,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"23:01","end":"00:01","startHours":23.024920125389915,"endHours":24.024920125389915,"planetary_lord":"Moon"},{"name":"Hora 18","start":"00:01","end":"01:01","startHours":24.024920125389915,"endHours":25.024920125389915,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"01:01","end":"02:01","startHours":25.024920125389915,"endHours":26.024920125389915,"planetary_lord":"Venus"},{"name":"Hora 20","start":"02:01","end":"03:01","startHours":26.024920125389915,"endHours":27.024920125389915,"planetary_lord":"Sun"},{"name":"Hora 21","start":"03:01","end":"04:01","startHours":27.024920125389915,"endHours":28.024920125389915,"planetary_lord":"Mars"},{"name":"Hora 22","start":"04:01","end":"05:01","startHours":28.024920125389915,"endHours":29.024920125389915,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"05:01","end":"06:01","startHours":29.024920125389915,"endHours":30.024920125389915,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"06:01","end":"07:01","startHours":30.024920125389915,"endHours":31.024920125389915,"planetary_lord":"Moon"}],"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":"South (Dakṣiṇa)","chandraVasa":"South-East","rahuVasa":"North-West","anandadiYoga":{"name":"Vajra","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":-23.37619315410673,"eotMinutes":2.787727348141232,"ayanamsa":26.4228}},"calendars":{"vikram_samvat":2240,"vikram_samvatsara":"Durmukhi","saka_samvat":2105,"saka_samvatsara":"Subhānu","bengali_samvat":1590,"malayalam_era":1359,"nanakshahi_year":714,"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 2240 Durmukhi · Śaka 2105 Subhānu"},"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":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"indore"},"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, 2183 CE · Indore, Madhya Pradesh · Vidhyamitra","description":"December 18, 2183 CE for Indore, Madhya Pradesh: Śukla Caturthī, sūryodaya 07:01, sūryāsta 17:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/indore/2183-12-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/indore/2183-12-18","sa":"https://sa.vidhyamitra.com/city/indore/2183-12-18","hi":"https://hi.vidhyamitra.com/city/indore/2183-12-18","x-default":"https://vidhyamitra.com/city/indore/2183-12-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T23:28:50.848Z","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":"2026-06-02T23:28:50.848Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T23:28:50.848Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}