{"id":"vidhyamitra:city-day:erode:1964-12-09:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1964-12-09","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1964-12-09","date_display":"December 9, 1964 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":1964,"month":12,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438738.770833,"kali_year":5066,"ahargana":1850273.2708,"sun":{"sidereal_longitude":233.2946,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":291.288,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.9934,"elapsed_within_tithi_degrees":9.9934},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":291.288,"elapsed_within_degrees":11.288},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.5827},"karana":{"half_tithi_index":9,"name":"Bālava"},"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":1964,"month":12,"day":9,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2438738.770833,"ahargana":1850273.2708,"kali_year":5066,"ayanamsa_lahiri":23.3632,"grahas":{"sun":{"sidereal_longitude":233.64380200000005,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":287.5148019999999,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false,"latitude":-3.3252},"mars":{"sidereal_longitude":142.76840199999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":252.17690199999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":25.158202000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":204.41870199999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":306.847302,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":63.618,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":243.618,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":1964,"month":12,"day":9,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2438738.770833,"kali_year":5066,"ahargana":1850273.2708,"sun":{"sidereal_longitude":233.2946,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":291.288,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":5,"name":"Pañcamī","paksha":"Śukla","full_name":"Śukla Pañcamī","elongation_degrees":57.9934,"elapsed_within_tithi_degrees":9.9934},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4,"moon_longitude":291.288,"elapsed_within_degrees":11.288},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.5827},"karana":{"half_tithi_index":9,"name":"Bālava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.325,"elongation":57.993},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.325,"opposition_distance":122.007}},"eclipse_window_40days":[{"offset_days":-5,"type":"solar","occurs":true,"moon_latitude":1.133,"elongation":1.103},{"offset_days":10,"type":"lunar","occurs":true,"moon_latitude":-0.087,"opposition_distance":1.579}]},"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":"06:28","sunsetLocal":"17:57","solarNoonLocal":"12:12","dayLengthHours":11.478329947145298,"dayLengthDisplay":"11 Hours 28 Mins 42 Secs","nightLengthDisplay":"12 Hours 31 Mins 18 Secs","moonriseLocal":"10:00","moonsetLocal":"21:36","rahuKala":{"name":"Rāhu Kāla","start":"12:12","end":"13:38","startHours":12.204405625863313,"endHours":13.639196869256473,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:54","end":"09:20","startHours":7.900031895683825,"endHours":9.334823139076988,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:46","end":"12:12","startHours":10.769614382470149,"endHours":12.204405625863313,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:09","end":"09:32","startHours":9.1435176399579,"endHours":9.526128638196075,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:15","startHours":6.943504400088384,"endHours":7.249593198678925,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:49","end":"12:35","startHours":11.821794627625136,"endHours":12.587016624101489,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:56","end":"05:42","startHours":4.934796659337957,"endHours":5.7000186558143096,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:31","end":"06:28","startHours":5.508713156695221,"endHours":6.465240652290663,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:07","end":"14:53","startHours":14.117460617054196,"endHours":14.882682613530548,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.743570599435962,"endHours":18.14357059943596,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:25","startHours":17.94357059943596,"endHours":18.421834347233684,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.69357059943596,"endHours":19.44357059943596,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:49","end":"00:35","startHours":23.821794627625135,"endHours":24.58701662410149,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:28","end":"07:54","startHours":6.465240652290663,"endHours":7.900031895683825,"quality":"auspicious"},{"name":"Amṛta","start":"07:54","end":"09:20","startHours":7.900031895683825,"endHours":9.334823139076988,"quality":"auspicious"},{"name":"Kāla","start":"09:20","end":"10:46","startHours":9.334823139076988,"endHours":10.769614382470149,"quality":"inauspicious"},{"name":"Śubha","start":"10:46","end":"12:12","startHours":10.769614382470149,"endHours":12.204405625863313,"quality":"auspicious"},{"name":"Roga","start":"12:12","end":"13:38","startHours":12.204405625863313,"endHours":13.639196869256473,"quality":"inauspicious"},{"name":"Udveg","start":"13:38","end":"15:04","startHours":13.639196869256473,"endHours":15.073988112649637,"quality":"inauspicious"},{"name":"Chala","start":"15:04","end":"16:31","startHours":15.073988112649637,"endHours":16.508779356042798,"quality":"neutral"},{"name":"Labha","start":"16:31","end":"17:57","startHours":16.508779356042798,"endHours":17.94357059943596,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:57","end":"19:31","startHours":17.94357059943596,"endHours":19.5087793560428,"quality":"inauspicious"},{"name":"Chala","start":"19:31","end":"21:04","startHours":19.5087793560428,"endHours":21.073988112649637,"quality":"neutral"},{"name":"Labha","start":"21:04","end":"22:38","startHours":21.073988112649637,"endHours":22.639196869256473,"quality":"auspicious"},{"name":"Amṛta","start":"22:38","end":"00:12","startHours":22.639196869256473,"endHours":24.204405625863313,"quality":"auspicious"},{"name":"Kāla","start":"00:12","end":"01:46","startHours":24.204405625863313,"endHours":25.769614382470152,"quality":"inauspicious"},{"name":"Śubha","start":"01:46","end":"03:20","startHours":25.769614382470152,"endHours":27.33482313907699,"quality":"auspicious"},{"name":"Roga","start":"03:20","end":"04:54","startHours":27.33482313907699,"endHours":28.900031895683824,"quality":"inauspicious"},{"name":"Udveg","start":"04:54","end":"06:28","startHours":28.900031895683824,"endHours":30.465240652290664,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:28","end":"07:28","startHours":6.465240652290663,"endHours":7.465240652290663,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:28","end":"08:28","startHours":7.465240652290663,"endHours":8.465240652290664,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:28","end":"09:28","startHours":8.465240652290664,"endHours":9.465240652290664,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:28","end":"10:28","startHours":9.465240652290664,"endHours":10.465240652290664,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:28","end":"11:28","startHours":10.465240652290664,"endHours":11.465240652290664,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:28","end":"12:28","startHours":11.465240652290664,"endHours":12.465240652290664,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:28","end":"13:28","startHours":12.465240652290664,"endHours":13.465240652290664,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:28","end":"14:28","startHours":13.465240652290664,"endHours":14.465240652290664,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:28","end":"15:28","startHours":14.465240652290664,"endHours":15.465240652290664,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:28","end":"16:28","startHours":15.465240652290664,"endHours":16.465240652290664,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:28","end":"17:28","startHours":16.465240652290664,"endHours":17.465240652290664,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:28","end":"18:28","startHours":17.465240652290664,"endHours":18.465240652290664,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:28","end":"19:28","startHours":18.465240652290664,"endHours":19.465240652290664,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:28","end":"20:28","startHours":19.465240652290664,"endHours":20.465240652290664,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:28","end":"21:28","startHours":20.465240652290664,"endHours":21.465240652290664,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:28","end":"22:28","startHours":21.465240652290664,"endHours":22.465240652290664,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:28","end":"23:28","startHours":22.465240652290664,"endHours":23.465240652290664,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:28","end":"00:28","startHours":23.465240652290664,"endHours":24.465240652290664,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:28","end":"01:28","startHours":24.465240652290664,"endHours":25.465240652290664,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:28","end":"02:28","startHours":25.465240652290664,"endHours":26.465240652290664,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:28","end":"03:28","startHours":26.465240652290664,"endHours":27.465240652290664,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:28","end":"04:28","startHours":27.465240652290664,"endHours":28.465240652290664,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:28","end":"05:28","startHours":28.465240652290664,"endHours":29.465240652290664,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:28","end":"06:28","startHours":29.465240652290664,"endHours":30.465240652290664,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Citrā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa"],"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":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"South-West","anandadiYoga":{"name":"Dhvānkṣa","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":-22.802109994588303,"eotMinutes":6.866862448201248,"ayanamsa":23.3632}},"calendars":{"vikram_samvat":2021,"vikram_samvatsara":"Piṅgala","saka_samvat":1886,"saka_samvatsara":"Krodhi","bengali_samvat":1371,"malayalam_era":1140,"nanakshahi_year":495,"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 Pañcamī · Vikram 2021 Piṅgala · Śaka 1886 Krodhi"},"festivals":[],"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":"erode"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga December 9, 1964 CE · Erode, Tamil Nadu · Vidhyamitra","description":"December 9, 1964 CE for Erode, Tamil Nadu: Śukla Pañcamī, sūryodaya 06:28, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1964-12-09","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1964-12-09","sa":"https://sa.vidhyamitra.com/city/erode/1964-12-09","hi":"https://hi.vidhyamitra.com/city/erode/1964-12-09","x-default":"https://vidhyamitra.com/city/erode/1964-12-09"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:19:17.667Z","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":"2026-06-01T00:19:17.667Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:19:17.667Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}