{"id":"vidhyamitra:city-day:erode:1977-06-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1977-06-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1977-06-18","date_display":"June 18, 1977 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":1977,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443312.770833,"kali_year":5079,"ahargana":1854847.2708,"sun":{"sidereal_longitude":62.9686,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":78.7378,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.7692,"elapsed_within_tithi_degrees":3.7692},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.7378,"elapsed_within_degrees":12.0712},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":141.7064},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1977,"month":6,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2443312.770833,"ahargana":1854847.2708,"kali_year":5079,"ayanamsa_lahiri":23.5381,"grahas":{"sun":{"sidereal_longitude":63.159741999999994,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":77.27694199999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":false,"latitude":-4.3926},"mars":{"sidereal_longitude":15.617542000000014,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":49.48834199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":53.12204200000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":17.722642000000008,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":110.10774200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":181.2654,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":1.2654,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"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":1977,"month":6,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2443312.770833,"kali_year":5079,"ahargana":1854847.2708,"sun":{"sidereal_longitude":62.9686,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":78.7378,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":2,"name":"Dvitīyā","paksha":"Śukla","full_name":"Śukla Dvitīyā","elongation_degrees":15.7692,"elapsed_within_tithi_degrees":3.7692},"nakshatra":{"number":6,"name":"Ārdrā","pada":4,"moon_longitude":78.7378,"elapsed_within_degrees":12.0712},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":141.7064},"karana":{"half_tithi_index":2,"name":"Bālava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.393,"elongation":15.769},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.393,"opposition_distance":164.231}},"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":"05:56","sunsetLocal":"18:44","solarNoonLocal":"12:20","dayLengthHours":12.787706507271853,"dayLengthDisplay":"12 Hours 47 Mins 16 Secs","nightLengthDisplay":"11 Hours 12 Mins 44 Secs","moonriseLocal":"06:54","moonsetLocal":"19:39","rahuKala":{"name":"Rāhu Kāla","start":"09:08","end":"10:44","startHours":9.135537267630365,"endHours":10.734000581039348,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:56","end":"15:32","startHours":13.93092720785731,"endHours":15.529390521266293,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:56","end":"07:32","startHours":5.938610640812403,"endHours":7.537073954221384,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:55","end":"09:21","startHours":8.922408825842503,"endHours":9.348665709418231,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:28","end":"06:49","startHours":6.4714317452820636,"endHours":6.812437252142646,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:54","end":"12:46","startHours":11.9062070108726,"endHours":12.758720778024058,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:14","end":"05:05","startHours":4.233583106509489,"endHours":5.086096873660946,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:52","end":"05:56","startHours":4.8729684318730815,"endHours":5.938610640812403,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:28","end":"15:19","startHours":14.463748312326972,"endHours":15.31626207947843,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:32","end":"18:56","startHours":18.526317148084257,"endHours":18.926317148084255,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:44","end":"19:16","startHours":18.726317148084256,"endHours":19.259138252553917,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:29","end":"20:14","startHours":18.476317148084256,"endHours":20.226317148084256,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:54","end":"00:46","startHours":23.906207010872603,"endHours":24.75872077802406,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:56","end":"07:32","startHours":5.938610640812403,"endHours":7.537073954221384,"quality":"inauspicious"},{"name":"Śubha","start":"07:32","end":"09:08","startHours":7.537073954221384,"endHours":9.135537267630365,"quality":"auspicious"},{"name":"Roga","start":"09:08","end":"10:44","startHours":9.135537267630365,"endHours":10.734000581039348,"quality":"inauspicious"},{"name":"Udveg","start":"10:44","end":"12:20","startHours":10.734000581039348,"endHours":12.33246389444833,"quality":"inauspicious"},{"name":"Chala","start":"12:20","end":"13:56","startHours":12.33246389444833,"endHours":13.93092720785731,"quality":"neutral"},{"name":"Labha","start":"13:56","end":"15:32","startHours":13.93092720785731,"endHours":15.529390521266293,"quality":"auspicious"},{"name":"Amṛta","start":"15:32","end":"17:08","startHours":15.529390521266293,"endHours":17.127853834675275,"quality":"auspicious"},{"name":"Kāla","start":"17:08","end":"18:44","startHours":17.127853834675275,"endHours":18.726317148084256,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:44","end":"20:08","startHours":18.726317148084256,"endHours":20.127853834675275,"quality":"auspicious"},{"name":"Amṛta","start":"20:08","end":"21:32","startHours":20.127853834675275,"endHours":21.529390521266293,"quality":"auspicious"},{"name":"Kāla","start":"21:32","end":"22:56","startHours":21.529390521266293,"endHours":22.93092720785731,"quality":"inauspicious"},{"name":"Śubha","start":"22:56","end":"00:20","startHours":22.93092720785731,"endHours":24.33246389444833,"quality":"auspicious"},{"name":"Roga","start":"00:20","end":"01:44","startHours":24.33246389444833,"endHours":25.734000581039346,"quality":"inauspicious"},{"name":"Udveg","start":"01:44","end":"03:08","startHours":25.734000581039346,"endHours":27.135537267630365,"quality":"inauspicious"},{"name":"Chala","start":"03:08","end":"04:32","startHours":27.135537267630365,"endHours":28.537073954221384,"quality":"neutral"},{"name":"Labha","start":"04:32","end":"05:56","startHours":28.537073954221384,"endHours":29.938610640812403,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:56","end":"06:56","startHours":5.938610640812403,"endHours":6.938610640812403,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:56","end":"07:56","startHours":6.938610640812403,"endHours":7.938610640812403,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:56","end":"08:56","startHours":7.938610640812403,"endHours":8.938610640812403,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:56","end":"09:56","startHours":8.938610640812403,"endHours":9.938610640812403,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:56","end":"10:56","startHours":9.938610640812403,"endHours":10.938610640812403,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:56","end":"11:56","startHours":10.938610640812403,"endHours":11.938610640812403,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:56","end":"12:56","startHours":11.938610640812403,"endHours":12.938610640812403,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:56","end":"13:56","startHours":12.938610640812403,"endHours":13.938610640812403,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:56","end":"14:56","startHours":13.938610640812403,"endHours":14.938610640812403,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:56","end":"15:56","startHours":14.938610640812403,"endHours":15.938610640812403,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:56","end":"16:56","startHours":15.938610640812403,"endHours":16.938610640812403,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:56","end":"17:56","startHours":16.938610640812403,"endHours":17.938610640812403,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:56","end":"18:56","startHours":17.938610640812403,"endHours":18.938610640812403,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:56","end":"19:56","startHours":18.938610640812403,"endHours":19.938610640812403,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:56","end":"20:56","startHours":19.938610640812403,"endHours":20.938610640812403,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:56","end":"21:56","startHours":20.938610640812403,"endHours":21.938610640812403,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:56","end":"22:56","startHours":21.938610640812403,"endHours":22.938610640812403,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:56","end":"23:56","startHours":22.938610640812403,"endHours":23.938610640812403,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:56","end":"00:56","startHours":23.938610640812403,"endHours":24.938610640812403,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:56","end":"01:56","startHours":24.938610640812403,"endHours":25.938610640812403,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:56","end":"02:56","startHours":25.938610640812403,"endHours":26.938610640812403,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:56","end":"03:56","startHours":26.938610640812403,"endHours":27.938610640812403,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:56","end":"04:56","startHours":27.938610640812403,"endHours":28.938610640812403,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:56","end":"05:56","startHours":28.938610640812403,"endHours":29.938610640812403,"planetary_lord":"Mercury"}],"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","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Kāladaṇḍa","quality":"Inauspicious"},"tropicalRitu":"Grīṣma (Summer)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":23.395267521733132,"eotMinutes":-0.8166336668997627,"ayanamsa":23.5381}},"calendars":{"vikram_samvat":2034,"vikram_samvatsara":"Pramoda","saka_samvat":1899,"saka_samvatsara":"Piṅgala","bengali_samvat":1384,"malayalam_era":1153,"nanakshahi_year":508,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha (Adhika) Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āṣāḍha","lunar_month_amanta":"Āṣāḍha","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha (Adhika) Śukla Dvitīyā · Vikram 2034 Pramoda · Śaka 1899 Piṅgala"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 June 18, 1977 CE · Erode, Tamil Nadu · Vidhyamitra","description":"June 18, 1977 CE for Erode, Tamil Nadu: Śukla Dvitīyā, sūryodaya 05:56, sūryāsta 18:44.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1977-06-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1977-06-18","sa":"https://sa.vidhyamitra.com/city/erode/1977-06-18","hi":"https://hi.vidhyamitra.com/city/erode/1977-06-18","x-default":"https://vidhyamitra.com/city/erode/1977-06-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:47:14.703Z","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":"2026-05-31T02:47:14.703Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:47:14.703Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}