{"id":"vidhyamitra:city-day:erode:1961-10-16:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1961-10-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1961-10-16","date_display":"October 16, 1961 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":1961,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437588.770833,"kali_year":5063,"ahargana":1849123.2708,"sun":{"sidereal_longitude":178.4818,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":255.7252,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.2434,"elapsed_within_tithi_degrees":5.2434},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":255.7252,"elapsed_within_degrees":2.3919},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.207},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1961,"month":10,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2437588.770833,"ahargana":1849123.2708,"kali_year":5063,"ayanamsa_lahiri":23.3192,"grahas":{"sun":{"sidereal_longitude":179.12184100000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":254.47714100000007,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false,"latitude":3.3857},"mars":{"sidereal_longitude":196.93114100000003,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":193.79664100000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":275.515541,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":154.68744100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":270.82734099999993,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":124.5505,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":304.5505,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1961,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437588.770833,"kali_year":5063,"ahargana":1849123.2708,"sun":{"sidereal_longitude":178.4818,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":255.7252,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.2434,"elapsed_within_tithi_degrees":5.2434},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1,"moon_longitude":255.7252,"elapsed_within_degrees":2.3919},"yoga":{"number":6,"name":"Atigaṇḍa","sum_longitude":74.207},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.386,"elongation":77.243},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.386,"opposition_distance":102.757}},"eclipse_window_40days":[]},"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"erode","name":"Erode, Tamil Nadu","lat":11.341,"lon":77.7172,"tz_offset_hours":5.5,"state":"Tamil Nadu","country":"IN","tier":"tier-1"},"sunriseLocal":"06:08","sunsetLocal":"18:00","solarNoonLocal":"12:04","dayLengthHours":11.879240237319049,"dayLengthDisplay":"11 Hours 52 Mins 45 Secs","nightLengthDisplay":"12 Hours 07 Mins 15 Secs","moonriseLocal":"11:23","moonsetLocal":"22:48","rahuKala":{"name":"Rāhu Kāla","start":"07:37","end":"09:06","startHours":7.613342751485673,"endHours":9.098247781150555,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:35","end":"12:04","startHours":10.583152810815434,"endHours":12.068057840480316,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:33","end":"15:02","startHours":13.552962870145198,"endHours":15.037867899810077,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:18","startHours":8.900260443861903,"endHours":9.296235118439204,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:37","end":"06:56","startHours":6.623406065042419,"endHours":6.94018580470426,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:28","startHours":11.672083165903015,"endHours":12.464032515057617,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:33","end":"05:20","startHours":4.544539023511585,"endHours":5.336488372666189,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:08","end":"06:08","startHours":5.138501035377537,"endHours":6.1284377218207915,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:03","end":"14:50","startHours":14.047931213366823,"endHours":14.839880562521426,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:48","end":"18:12","startHours":17.80767795913984,"endHours":18.20767795913984,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:00","end":"18:30","startHours":18.00767795913984,"endHours":18.502646302361466,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:45","end":"19:30","startHours":17.75767795913984,"endHours":19.50767795913984,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:28","startHours":23.67208316590301,"endHours":24.464032515057617,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:08","end":"07:37","startHours":6.1284377218207915,"endHours":7.613342751485673,"quality":"auspicious"},{"name":"Kāla","start":"07:37","end":"09:06","startHours":7.613342751485673,"endHours":9.098247781150555,"quality":"inauspicious"},{"name":"Śubha","start":"09:06","end":"10:35","startHours":9.098247781150555,"endHours":10.583152810815434,"quality":"auspicious"},{"name":"Roga","start":"10:35","end":"12:04","startHours":10.583152810815434,"endHours":12.068057840480316,"quality":"inauspicious"},{"name":"Udveg","start":"12:04","end":"13:33","startHours":12.068057840480316,"endHours":13.552962870145198,"quality":"inauspicious"},{"name":"Chala","start":"13:33","end":"15:02","startHours":13.552962870145198,"endHours":15.037867899810077,"quality":"neutral"},{"name":"Labha","start":"15:02","end":"16:31","startHours":15.037867899810077,"endHours":16.52277292947496,"quality":"auspicious"},{"name":"Amṛta","start":"16:31","end":"18:00","startHours":16.52277292947496,"endHours":18.00767795913984,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"18:00","end":"19:31","startHours":18.00767795913984,"endHours":19.52277292947496,"quality":"neutral"},{"name":"Labha","start":"19:31","end":"21:02","startHours":19.52277292947496,"endHours":21.037867899810077,"quality":"auspicious"},{"name":"Amṛta","start":"21:02","end":"22:33","startHours":21.037867899810077,"endHours":22.552962870145198,"quality":"auspicious"},{"name":"Kāla","start":"22:33","end":"00:04","startHours":22.552962870145198,"endHours":24.068057840480314,"quality":"inauspicious"},{"name":"Śubha","start":"00:04","end":"01:35","startHours":24.068057840480314,"endHours":25.583152810815434,"quality":"auspicious"},{"name":"Roga","start":"01:35","end":"03:06","startHours":25.583152810815434,"endHours":27.098247781150555,"quality":"inauspicious"},{"name":"Udveg","start":"03:06","end":"04:37","startHours":27.098247781150555,"endHours":28.613342751485675,"quality":"inauspicious"},{"name":"Chala","start":"04:37","end":"06:08","startHours":28.613342751485675,"endHours":30.12843772182079,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:08","end":"07:08","startHours":6.1284377218207915,"endHours":7.1284377218207915,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:08","end":"08:08","startHours":7.1284377218207915,"endHours":8.128437721820791,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:08","end":"09:08","startHours":8.128437721820791,"endHours":9.128437721820791,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:08","end":"10:08","startHours":9.128437721820791,"endHours":10.128437721820791,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:08","end":"11:08","startHours":10.128437721820791,"endHours":11.128437721820791,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:08","end":"12:08","startHours":11.128437721820791,"endHours":12.128437721820791,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:08","end":"13:08","startHours":12.128437721820791,"endHours":13.128437721820791,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:08","end":"14:08","startHours":13.128437721820791,"endHours":14.128437721820791,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:08","end":"15:08","startHours":14.128437721820791,"endHours":15.128437721820791,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:08","end":"16:08","startHours":15.128437721820791,"endHours":16.12843772182079,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:08","end":"17:08","startHours":16.12843772182079,"endHours":17.12843772182079,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:08","end":"18:08","startHours":17.12843772182079,"endHours":18.12843772182079,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:08","end":"19:08","startHours":18.12843772182079,"endHours":19.12843772182079,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:08","end":"20:08","startHours":19.12843772182079,"endHours":20.12843772182079,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:08","end":"21:08","startHours":20.12843772182079,"endHours":21.12843772182079,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:08","end":"22:08","startHours":21.12843772182079,"endHours":22.12843772182079,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:08","end":"23:08","startHours":22.12843772182079,"endHours":23.12843772182079,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:08","end":"00:08","startHours":23.12843772182079,"endHours":24.12843772182079,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:08","end":"01:08","startHours":24.12843772182079,"endHours":25.12843772182079,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:08","end":"02:08","startHours":25.12843772182079,"endHours":26.12843772182079,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:08","end":"03:08","startHours":26.12843772182079,"endHours":27.12843772182079,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:08","end":"04:08","startHours":27.12843772182079,"endHours":28.12843772182079,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:08","end":"05:08","startHours":28.12843772182079,"endHours":29.12843772182079,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:08","end":"06:08","startHours":29.12843772182079,"endHours":30.12843772182079,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Uttara Phalgunī","Hasta","Citrā","Svātī","Viśākhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Mātaṇga","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-8.732843051157962,"eotMinutes":15.04772957118102,"ayanamsa":23.3192}},"calendars":{"vikram_samvat":2018,"vikram_samvatsara":"Ānanda","saka_samvat":1883,"saka_samvatsara":"Plava","bengali_samvat":1368,"malayalam_era":1137,"nanakshahi_year":492,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Śukla Saptamī · Vikram 2018 Ānanda · Śaka 1883 Plava"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 16, 1961 CE · Erode, Tamil Nadu · Vidhyamitra","description":"October 16, 1961 CE for Erode, Tamil Nadu: Śukla Saptamī, sūryodaya 06:08, sūryāsta 18:00.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1961-10-16","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1961-10-16","sa":"https://sa.vidhyamitra.com/city/erode/1961-10-16","hi":"https://hi.vidhyamitra.com/city/erode/1961-10-16","x-default":"https://vidhyamitra.com/city/erode/1961-10-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T14:43:55.629Z","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":"2026-05-31T14:43:55.629Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T14:43:55.629Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}