{"id":"vidhyamitra:city-day:salem:2012-10-17:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/salem/2012-10-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-10-17","date_display":"October 17, 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":10,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456217.770833,"kali_year":5114,"ahargana":1867752.2708,"sun":{"sidereal_longitude":179.2805,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":198.4083,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.1278,"elapsed_within_tithi_degrees":7.1278},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.4083,"elapsed_within_degrees":11.7416},"yoga":{"number":2,"name":"Prīti","sum_longitude":17.6887},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":10,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456217.770833,"ahargana":1867752.2708,"kali_year":5114,"ayanamsa_lahiri":24.0317,"grahas":{"sun":{"sidereal_longitude":180.04167600000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":201.35267599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false,"latitude":-1.4703},"mars":{"sidereal_longitude":222.90037600000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":202.07687599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":51.72987599999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":141.999776,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":187.03037599999993,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":217.4964,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":37.4964,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2012,"month":10,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456217.770833,"kali_year":5114,"ahargana":1867752.2708,"sun":{"sidereal_longitude":179.2805,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":198.4083,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":19.1278,"elapsed_within_tithi_degrees":7.1278},"nakshatra":{"number":15,"name":"Svātī","pada":4,"moon_longitude":198.4083,"elapsed_within_degrees":11.7416},"yoga":{"number":2,"name":"Prīti","sum_longitude":17.6887},"karana":{"half_tithi_index":3,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.47,"elongation":19.128},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.47,"opposition_distance":160.872}},"eclipse_window_40days":[]},"city":{"slug":"salem","name":"Salem, Tamil Nadu","lat":11.6643,"lon":78.146,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"salem","name":"Salem, Tamil Nadu","lat":11.6643,"lon":78.146,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:07","sunsetLocal":"17:58","solarNoonLocal":"12:02","dayLengthHours":11.855620533389537,"dayLengthDisplay":"11 Hours 51 Mins 20 Secs","nightLengthDisplay":"12 Hours 08 Mins 40 Secs","moonriseLocal":"07:39","moonsetLocal":"19:16","rahuKala":{"name":"Rāhu Kāla","start":"12:02","end":"13:31","startHours":12.03647634063287,"endHours":13.51842890730656,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:35","end":"09:04","startHours":7.590618640611792,"endHours":9.072571207285485,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:33","end":"12:02","startHours":10.554523773959176,"endHours":12.03647634063287,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:52","end":"09:16","startHours":8.874977531728993,"endHours":9.270164882841977,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:36","end":"06:55","startHours":6.602650262829331,"endHours":6.918800143719719,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:38","end":"12:26","startHours":11.641288989519884,"endHours":12.431663691745852,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:32","end":"05:19","startHours":4.527916669486162,"endHours":5.318291371712132,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:07","end":"06:07","startHours":5.120697696155639,"endHours":6.1086660739381005,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:48","startHours":14.012413096197793,"endHours":14.802787798423763,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:46","end":"18:10","startHours":17.764286607327637,"endHours":18.164286607327636,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:58","end":"18:27","startHours":17.964286607327637,"endHours":18.458270796218866,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:43","end":"19:28","startHours":17.714286607327637,"endHours":19.464286607327637,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:38","end":"00:26","startHours":23.641288989519882,"endHours":24.43166369174585,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:07","end":"07:35","startHours":6.1086660739381005,"endHours":7.590618640611792,"quality":"auspicious"},{"name":"Amṛta","start":"07:35","end":"09:04","startHours":7.590618640611792,"endHours":9.072571207285485,"quality":"auspicious"},{"name":"Kāla","start":"09:04","end":"10:33","startHours":9.072571207285485,"endHours":10.554523773959176,"quality":"inauspicious"},{"name":"Śubha","start":"10:33","end":"12:02","startHours":10.554523773959176,"endHours":12.03647634063287,"quality":"auspicious"},{"name":"Roga","start":"12:02","end":"13:31","startHours":12.03647634063287,"endHours":13.51842890730656,"quality":"inauspicious"},{"name":"Udveg","start":"13:31","end":"15:00","startHours":13.51842890730656,"endHours":15.000381473980251,"quality":"inauspicious"},{"name":"Chala","start":"15:00","end":"16:29","startHours":15.000381473980251,"endHours":16.482334040653946,"quality":"neutral"},{"name":"Labha","start":"16:29","end":"17:58","startHours":16.482334040653946,"endHours":17.964286607327637,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:58","end":"19:29","startHours":17.964286607327637,"endHours":19.482334040653946,"quality":"inauspicious"},{"name":"Chala","start":"19:29","end":"21:00","startHours":19.482334040653946,"endHours":21.00038147398025,"quality":"neutral"},{"name":"Labha","start":"21:00","end":"22:31","startHours":21.00038147398025,"endHours":22.51842890730656,"quality":"auspicious"},{"name":"Amṛta","start":"22:31","end":"00:02","startHours":22.51842890730656,"endHours":24.036476340632866,"quality":"auspicious"},{"name":"Kāla","start":"00:02","end":"01:33","startHours":24.036476340632866,"endHours":25.554523773959176,"quality":"inauspicious"},{"name":"Śubha","start":"01:33","end":"03:04","startHours":25.554523773959176,"endHours":27.072571207285485,"quality":"auspicious"},{"name":"Roga","start":"03:04","end":"04:35","startHours":27.072571207285485,"endHours":28.590618640611794,"quality":"inauspicious"},{"name":"Udveg","start":"04:35","end":"06:07","startHours":28.590618640611794,"endHours":30.1086660739381,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:07","end":"07:07","startHours":6.1086660739381005,"endHours":7.1086660739381005,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:07","end":"08:07","startHours":7.1086660739381005,"endHours":8.1086660739381,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:07","end":"09:07","startHours":8.1086660739381,"endHours":9.1086660739381,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:07","end":"10:07","startHours":9.1086660739381,"endHours":10.1086660739381,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:07","end":"11:07","startHours":10.1086660739381,"endHours":11.1086660739381,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:07","end":"12:07","startHours":11.1086660739381,"endHours":12.1086660739381,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:07","end":"13:07","startHours":12.1086660739381,"endHours":13.1086660739381,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:07","end":"14:07","startHours":13.1086660739381,"endHours":14.1086660739381,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:07","end":"15:07","startHours":14.1086660739381,"endHours":15.1086660739381,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:07","end":"16:07","startHours":15.1086660739381,"endHours":16.1086660739381,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:07","end":"17:07","startHours":16.1086660739381,"endHours":17.1086660739381,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:07","end":"18:07","startHours":17.1086660739381,"endHours":18.1086660739381,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:07","end":"19:07","startHours":18.1086660739381,"endHours":19.1086660739381,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:07","end":"20:07","startHours":19.1086660739381,"endHours":20.1086660739381,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:07","end":"21:07","startHours":20.1086660739381,"endHours":21.1086660739381,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:07","end":"22:07","startHours":21.1086660739381,"endHours":22.1086660739381,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:07","end":"23:07","startHours":22.1086660739381,"endHours":23.1086660739381,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:07","end":"00:07","startHours":23.1086660739381,"endHours":24.1086660739381,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:07","end":"01:07","startHours":24.1086660739381,"endHours":25.1086660739381,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:07","end":"02:07","startHours":25.1086660739381,"endHours":26.1086660739381,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:07","end":"03:07","startHours":26.1086660739381,"endHours":27.1086660739381,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:07","end":"04:07","startHours":27.1086660739381,"endHours":28.1086660739381,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:07","end":"05:07","startHours":28.1086660739381,"endHours":29.1086660739381,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:07","end":"06:07","startHours":29.1086660739381,"endHours":30.1086660739381,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Tulā","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Vṛścika","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"North","rahuVasa":"South-West","anandadiYoga":{"name":"Sushira","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.336795801276434,"eotMinutes":15.227419562027912,"ayanamsa":24.0317}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Dvitīyā · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi_ingress":"Tulā"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"salem"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 17, 2012 CE · Salem, Tamil Nadu · Vidhyamitra","description":"October 17, 2012 CE for Salem, Tamil Nadu: Śukla Dvitīyā, sūryodaya 06:07, sūryāsta 17:58.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/salem/2012-10-17","hreflang_alternates":{"en":"https://vidhyamitra.com/city/salem/2012-10-17","sa":"https://sa.vidhyamitra.com/city/salem/2012-10-17","hi":"https://hi.vidhyamitra.com/city/salem/2012-10-17","x-default":"https://vidhyamitra.com/city/salem/2012-10-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T16:44:27.259Z","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":"2026-06-02T16:44:27.259Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T16:44:27.259Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}