{"id":"vidhyamitra:city-day:ayodhya:1975-09-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1975-09-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1975-09-21","date_display":"September 21, 1975 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1975,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442676.770833,"kali_year":5077,"ahargana":1854211.2708,"sun":{"sidereal_longitude":153.2486,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":340.4789,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":187.2303,"elapsed_within_tithi_degrees":7.2303},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.4789,"elapsed_within_degrees":7.1456},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.7276},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":1975,"month":9,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2442676.770833,"ahargana":1854211.2708,"kali_year":5077,"ayanamsa_lahiri":23.5138,"grahas":{"sun":{"sidereal_longitude":153.92694200000005,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":339.853042,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":3.6616},"mars":{"sidereal_longitude":57.179542000000026,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":179.68494199999998,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":358.985242,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":122.34144200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":96.91594199999997,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":214.9638,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":34.9638,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":1975,"month":9,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2442676.770833,"kali_year":5077,"ahargana":1854211.2708,"sun":{"sidereal_longitude":153.2486,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":340.4789,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":187.2303,"elapsed_within_tithi_degrees":7.2303},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.4789,"elapsed_within_degrees":7.1456},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":133.7276},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":3.662,"elongation":172.77},"lunar":{"type":"lunar","occurs":false,"moon_latitude":3.662,"opposition_distance":7.23}},"eclipse_window_40days":[]},"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"ayodhya","name":"Ayodhyā","lat":26.799,"lon":82.204,"tz_offset_hours":5.5,"state":"Uttar Pradesh","country":"IN","tier":"tirtha"},"sunriseLocal":"05:48","sunsetLocal":"17:59","solarNoonLocal":"11:53","dayLengthHours":12.19300930641803,"dayLengthDisplay":"12 Hours 11 Mins 35 Secs","nightLengthDisplay":"11 Hours 48 Mins 25 Secs","moonriseLocal":"18:12","moonsetLocal":"06:22","rahuKala":{"name":"Rāhu Kāla","start":"16:28","end":"17:59","startHours":16.463569699861154,"endHours":17.987695863163406,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:53","end":"13:25","startHours":11.89119120995439,"endHours":13.415317373256645,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:56","end":"16:28","startHours":14.939443536558898,"endHours":16.463569699861154,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:38","end":"09:03","startHours":8.639722061576249,"endHours":9.046155705123518,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:18","end":"06:38","startHours":6.30272861117946,"endHours":6.627875526017275,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:29","end":"12:18","startHours":11.484757566407124,"endHours":12.297624853501658,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:10","end":"04:59","startHours":4.168951982556305,"endHours":4.98181926965084,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:47","end":"05:48","startHours":4.778602447877207,"endHours":5.794686556745376,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:55","end":"14:44","startHours":13.923359427690729,"endHours":14.736226714785264,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:47","end":"18:11","startHours":17.787695863163407,"endHours":18.187695863163405,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:59","end":"18:30","startHours":17.987695863163406,"endHours":18.49573791759749,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:44","end":"19:29","startHours":17.737695863163406,"endHours":19.487695863163406,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:29","end":"00:18","startHours":23.484757566407126,"endHours":24.29762485350166,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"05:48","end":"07:19","startHours":5.794686556745376,"endHours":7.31881272004763,"quality":"inauspicious"},{"name":"Chala","start":"07:19","end":"08:51","startHours":7.31881272004763,"endHours":8.842938883349884,"quality":"neutral"},{"name":"Labha","start":"08:51","end":"10:22","startHours":8.842938883349884,"endHours":10.367065046652137,"quality":"auspicious"},{"name":"Amṛta","start":"10:22","end":"11:53","startHours":10.367065046652137,"endHours":11.89119120995439,"quality":"auspicious"},{"name":"Kāla","start":"11:53","end":"13:25","startHours":11.89119120995439,"endHours":13.415317373256645,"quality":"inauspicious"},{"name":"Śubha","start":"13:25","end":"14:56","startHours":13.415317373256645,"endHours":14.939443536558898,"quality":"auspicious"},{"name":"Roga","start":"14:56","end":"16:28","startHours":14.939443536558898,"endHours":16.463569699861154,"quality":"inauspicious"},{"name":"Udveg","start":"16:28","end":"17:59","startHours":16.463569699861154,"endHours":17.987695863163406,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:59","end":"19:28","startHours":17.987695863163406,"endHours":19.463569699861154,"quality":"auspicious"},{"name":"Roga","start":"19:28","end":"20:56","startHours":19.463569699861154,"endHours":20.939443536558898,"quality":"inauspicious"},{"name":"Udveg","start":"20:56","end":"22:25","startHours":20.939443536558898,"endHours":22.415317373256645,"quality":"inauspicious"},{"name":"Chala","start":"22:25","end":"23:53","startHours":22.415317373256645,"endHours":23.891191209954393,"quality":"neutral"},{"name":"Labha","start":"23:53","end":"01:22","startHours":23.891191209954393,"endHours":25.367065046652137,"quality":"auspicious"},{"name":"Amṛta","start":"01:22","end":"02:51","startHours":25.367065046652137,"endHours":26.842938883349884,"quality":"auspicious"},{"name":"Kāla","start":"02:51","end":"04:19","startHours":26.842938883349884,"endHours":28.31881272004763,"quality":"inauspicious"},{"name":"Śubha","start":"04:19","end":"05:48","startHours":28.31881272004763,"endHours":29.794686556745376,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:48","end":"06:48","startHours":5.794686556745376,"endHours":6.794686556745376,"planetary_lord":"Sun"},{"name":"Hora 2","start":"06:48","end":"07:48","startHours":6.794686556745376,"endHours":7.794686556745376,"planetary_lord":"Mars"},{"name":"Hora 3","start":"07:48","end":"08:48","startHours":7.794686556745376,"endHours":8.794686556745376,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"08:48","end":"09:48","startHours":8.794686556745376,"endHours":9.794686556745376,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"09:48","end":"10:48","startHours":9.794686556745376,"endHours":10.794686556745376,"planetary_lord":"Moon"},{"name":"Hora 6","start":"10:48","end":"11:48","startHours":10.794686556745376,"endHours":11.794686556745376,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"11:48","end":"12:48","startHours":11.794686556745376,"endHours":12.794686556745376,"planetary_lord":"Venus"},{"name":"Hora 8","start":"12:48","end":"13:48","startHours":12.794686556745376,"endHours":13.794686556745376,"planetary_lord":"Sun"},{"name":"Hora 9","start":"13:48","end":"14:48","startHours":13.794686556745376,"endHours":14.794686556745376,"planetary_lord":"Mars"},{"name":"Hora 10","start":"14:48","end":"15:48","startHours":14.794686556745376,"endHours":15.794686556745376,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"15:48","end":"16:48","startHours":15.794686556745376,"endHours":16.794686556745376,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"16:48","end":"17:48","startHours":16.794686556745376,"endHours":17.794686556745376,"planetary_lord":"Moon"},{"name":"Hora 13","start":"17:48","end":"18:48","startHours":17.794686556745376,"endHours":18.794686556745376,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"18:48","end":"19:48","startHours":18.794686556745376,"endHours":19.794686556745376,"planetary_lord":"Venus"},{"name":"Hora 15","start":"19:48","end":"20:48","startHours":19.794686556745376,"endHours":20.794686556745376,"planetary_lord":"Sun"},{"name":"Hora 16","start":"20:48","end":"21:48","startHours":20.794686556745376,"endHours":21.794686556745376,"planetary_lord":"Mars"},{"name":"Hora 17","start":"21:48","end":"22:48","startHours":21.794686556745376,"endHours":22.794686556745376,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"22:48","end":"23:48","startHours":22.794686556745376,"endHours":23.794686556745376,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"23:48","end":"00:48","startHours":23.794686556745376,"endHours":24.794686556745376,"planetary_lord":"Moon"},{"name":"Hora 20","start":"00:48","end":"01:48","startHours":24.794686556745376,"endHours":25.794686556745376,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"01:48","end":"02:48","startHours":25.794686556745376,"endHours":26.794686556745376,"planetary_lord":"Venus"},{"name":"Hora 22","start":"02:48","end":"03:48","startHours":26.794686556745376,"endHours":27.794686556745376,"planetary_lord":"Sun"},{"name":"Hora 23","start":"03:48","end":"04:48","startHours":27.794686556745376,"endHours":28.794686556745376,"planetary_lord":"Mars"},{"name":"Hora 24","start":"04:48","end":"05:48","startHours":28.794686556745376,"endHours":29.794686556745376,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"North-East","anandadiYoga":{"name":"Cara","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":1.0176150331535903,"eotMinutes":7.712527402736593,"ayanamsa":23.5138}},"calendars":{"vikram_samvat":2032,"vikram_samvatsara":"Vibhava","saka_samvat":1897,"saka_samvatsara":"Rākṣasa","bengali_samvat":1382,"malayalam_era":1151,"nanakshahi_year":506,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Bhādrapada","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 Kṛṣṇa Pratipada · Vikram 2032 Vibhava · Śaka 1897 Rākṣasa"},"festivals":[],"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":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga September 21, 1975 CE · Ayodhyā · Vidhyamitra","description":"September 21, 1975 CE for Ayodhyā: Kṛṣṇa Pratipada, sūryodaya 05:48, sūryāsta 17:59.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1975-09-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1975-09-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/1975-09-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/1975-09-21","x-default":"https://vidhyamitra.com/city/ayodhya/1975-09-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-22T19:24:49.143Z","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":"2026-09-22T19:24:49.143Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-22T19:24:49.143Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}