{"id":"vidhyamitra:city-day:erode:1961-05-07:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/1961-05-07","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1961-05-07","date_display":"May 7, 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":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437426.770833,"kali_year":5063,"ahargana":1848961.2708,"sun":{"sidereal_longitude":23.0528,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":284.2105,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.1576,"elapsed_within_tithi_degrees":9.1576},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.2105,"elapsed_within_degrees":4.2105},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.2633},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":5,"day":7,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2437426.770833,"ahargana":1848961.2708,"kali_year":5063,"ayanamsa_lahiri":23.313,"grahas":{"sun":{"sidereal_longitude":22.934931000000006,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":284.677731,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false,"latitude":2.1747},"mars":{"sidereal_longitude":97.71883100000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":29.432930999999996,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":284.000231,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"venus":{"sidereal_longitude":350.429431,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":277.15973099999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":true},"rahu":{"sidereal_longitude":133.134,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":313.134,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","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":1961,"month":5,"day":7,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2437426.770833,"kali_year":5063,"ahargana":1848961.2708,"sun":{"sidereal_longitude":23.0528,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":284.2105,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":261.1576,"elapsed_within_tithi_degrees":9.1576},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2,"moon_longitude":284.2105,"elapsed_within_degrees":4.2105},"yoga":{"number":24,"name":"Śukla","sum_longitude":307.2633},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.175,"elongation":98.842},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.175,"opposition_distance":81.158}},"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":"05:58","sunsetLocal":"18:33","solarNoonLocal":"12:16","dayLengthHours":12.578383838025154,"dayLengthDisplay":"12 Hours 34 Mins 42 Secs","nightLengthDisplay":"11 Hours 25 Mins 18 Secs","moonriseLocal":"23:55","moonsetLocal":"11:30","rahuKala":{"name":"Rāhu Kāla","start":"16:59","end":"18:33","startHours":16.977219595809334,"endHours":18.54951757556248,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:16","end":"13:50","startHours":12.260325656549902,"endHours":13.832623636303046,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:24","end":"16:59","startHours":15.404921616056189,"endHours":16.977219595809334,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:54","end":"09:20","startHours":8.90608996640986,"endHours":9.325369427677366,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:30","end":"06:50","startHours":6.495233064121706,"endHours":6.83065663313571,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:50","end":"12:41","startHours":11.841046195282397,"endHours":12.679605117817408,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:18","end":"05:08","startHours":4.2940158924673035,"endHours":5.1325748150023145,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:58","startHours":4.922935084368562,"endHours":5.971133737537325,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:21","end":"15:12","startHours":14.356722962887428,"endHours":15.195281885422439,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.34951757556248,"endHours":18.74951757556248,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:04","startHours":18.54951757556248,"endHours":19.07361690214686,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.29951757556248,"endHours":20.04951757556248,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:50","end":"00:41","startHours":23.8410461952824,"endHours":24.679605117817406,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:58","end":"07:33","startHours":5.971133737537325,"endHours":7.543431717290469,"quality":"inauspicious"},{"name":"Chala","start":"07:33","end":"09:07","startHours":7.543431717290469,"endHours":9.115729697043612,"quality":"neutral"},{"name":"Labha","start":"09:07","end":"10:41","startHours":9.115729697043612,"endHours":10.688027676796757,"quality":"auspicious"},{"name":"Amṛta","start":"10:41","end":"12:16","startHours":10.688027676796757,"endHours":12.260325656549902,"quality":"auspicious"},{"name":"Kāla","start":"12:16","end":"13:50","startHours":12.260325656549902,"endHours":13.832623636303046,"quality":"inauspicious"},{"name":"Śubha","start":"13:50","end":"15:24","startHours":13.832623636303046,"endHours":15.404921616056189,"quality":"auspicious"},{"name":"Roga","start":"15:24","end":"16:59","startHours":15.404921616056189,"endHours":16.977219595809334,"quality":"inauspicious"},{"name":"Udveg","start":"16:59","end":"18:33","startHours":16.977219595809334,"endHours":18.54951757556248,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:33","end":"19:59","startHours":18.54951757556248,"endHours":19.977219595809334,"quality":"auspicious"},{"name":"Roga","start":"19:59","end":"21:24","startHours":19.977219595809334,"endHours":21.404921616056193,"quality":"inauspicious"},{"name":"Udveg","start":"21:24","end":"22:50","startHours":21.404921616056193,"endHours":22.832623636303047,"quality":"inauspicious"},{"name":"Chala","start":"22:50","end":"00:16","startHours":22.832623636303047,"endHours":24.260325656549902,"quality":"neutral"},{"name":"Labha","start":"00:16","end":"01:41","startHours":24.260325656549902,"endHours":25.688027676796757,"quality":"auspicious"},{"name":"Amṛta","start":"01:41","end":"03:07","startHours":25.688027676796757,"endHours":27.115729697043612,"quality":"auspicious"},{"name":"Kāla","start":"03:07","end":"04:33","startHours":27.115729697043612,"endHours":28.54343171729047,"quality":"inauspicious"},{"name":"Śubha","start":"04:33","end":"05:58","startHours":28.54343171729047,"endHours":29.971133737537325,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:58","end":"06:58","startHours":5.971133737537325,"endHours":6.971133737537325,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:58","end":"07:58","startHours":6.971133737537325,"endHours":7.971133737537325,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:58","end":"08:58","startHours":7.971133737537325,"endHours":8.971133737537325,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:58","end":"09:58","startHours":8.971133737537325,"endHours":9.971133737537325,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:58","end":"10:58","startHours":9.971133737537325,"endHours":10.971133737537325,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:58","end":"11:58","startHours":10.971133737537325,"endHours":11.971133737537325,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:58","end":"12:58","startHours":11.971133737537325,"endHours":12.971133737537325,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:58","end":"13:58","startHours":12.971133737537325,"endHours":13.971133737537325,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:58","end":"14:58","startHours":13.971133737537325,"endHours":14.971133737537325,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:58","end":"15:58","startHours":14.971133737537325,"endHours":15.971133737537325,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:58","end":"16:58","startHours":15.971133737537325,"endHours":16.971133737537325,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:58","end":"17:58","startHours":16.971133737537325,"endHours":17.971133737537325,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:58","end":"18:58","startHours":17.971133737537325,"endHours":18.971133737537325,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:58","end":"19:58","startHours":18.971133737537325,"endHours":19.971133737537325,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:58","end":"20:58","startHours":19.971133737537325,"endHours":20.971133737537325,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:58","end":"21:58","startHours":20.971133737537325,"endHours":21.971133737537325,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:58","end":"22:58","startHours":21.971133737537325,"endHours":22.971133737537325,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:58","end":"23:58","startHours":22.971133737537325,"endHours":23.971133737537325,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:58","end":"00:58","startHours":23.971133737537325,"endHours":24.971133737537325,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:58","end":"01:58","startHours":24.971133737537325,"endHours":25.971133737537325,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:58","end":"02:58","startHours":25.971133737537325,"endHours":26.971133737537325,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:58","end":"03:58","startHours":26.971133737537325,"endHours":27.971133737537325,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:58","end":"04:58","startHours":27.971133737537325,"endHours":28.971133737537325,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:58","end":"05:58","startHours":28.971133737537325,"endHours":29.971133737537325,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Mausala","quality":"Inauspicious"},"drikRitu":"Vasanta (Spring) (Drik)","vedicRitu":"Vasanta (Spring)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":16.696240104499317,"eotMinutes":3.5116606070058483,"ayanamsa":23.313}},"calendars":{"vikram_samvat":2018,"vikram_samvatsara":"Ānanda","saka_samvat":1883,"saka_samvatsara":"Plava","bengali_samvat":1368,"malayalam_era":1137,"nanakshahi_year":492,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Saptamī · Vikram 2018 Ānanda · Śaka 1883 Plava"},"festivals":[{"id":"mesha-sankranti","name":"Meṣa Saṅkrānti (Vaiśākhī / Vishu / Pohelā Boishākh / Bihu)","name_sanskrit":"मेष सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aries; solar new year. Regional: Vaiśākhī (Punjab) · Vishu (Kerala) · Pohelā Boishākh (Bengal) · Bihu (Assam) · Tamil Puthāṇḍu.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":1},{"id":"baisakhi","name":"Baisakhi (Vaiśākhī)","name_sanskrit":"वैशाखी","tradition":"Regional","associated_deity":"Sūrya + Khalsa Pantha (Sikh)","significance":"Punjab New Year + Sikh Khalsa founding day.","vrata":false,"detection":{"sun_rashi":"Meṣa"},"precedence":2}],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — 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 May 7, 1961 CE · Erode, Tamil Nadu · Vidhyamitra","description":"May 7, 1961 CE for Erode, Tamil Nadu: Kṛṣṇa Saptamī, sūryodaya 05:58, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/1961-05-07","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/1961-05-07","sa":"https://sa.vidhyamitra.com/city/erode/1961-05-07","hi":"https://hi.vidhyamitra.com/city/erode/1961-05-07","x-default":"https://vidhyamitra.com/city/erode/1961-05-07"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-23T05:12:18.579Z","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":"2026-05-23T05:12:18.579Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-23T05:12:18.579Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}