{"id":"vidhyamitra:city-day:ayodhya:1988-02-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/1988-02-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1988-02-06","date_display":"February 6, 1988 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":1988,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447197.770833,"kali_year":5089,"ahargana":1858732.2708,"sun":{"sidereal_longitude":292.8483,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":150.2346,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":217.3863,"elapsed_within_tithi_degrees":1.3863},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.2346,"elapsed_within_degrees":3.5679},"yoga":{"number":7,"name":"Sukarma","sum_longitude":83.0829},"karana":{"half_tithi_index":36,"name":"Bava"},"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":1988,"month":2,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2447197.770833,"ahargana":1858732.2708,"kali_year":5089,"ayanamsa_lahiri":23.6867,"grahas":{"sun":{"sidereal_longitude":292.7741060000001,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"moon":{"sidereal_longitude":147.066106,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":1},"retrograde":false,"latitude":0.4062},"mars":{"sidereal_longitude":235.49230599999999,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":303.276706,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":1.1310060000000135,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":332.3073059999999,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":245.278906,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":335.4194,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":155.4194,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","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":"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":1988,"month":2,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2447197.770833,"kali_year":5089,"ahargana":1858732.2708,"sun":{"sidereal_longitude":292.8483,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":150.2346,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":19,"name":"Caturthī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturthī","elongation_degrees":217.3863,"elapsed_within_tithi_degrees":1.3863},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":2,"moon_longitude":150.2346,"elapsed_within_degrees":3.5679},"yoga":{"number":7,"name":"Sukarma","sum_longitude":83.0829},"karana":{"half_tithi_index":36,"name":"Bava"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.406,"elongation":142.614},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.406,"opposition_distance":37.386}},"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":"06:45","sunsetLocal":"17:46","solarNoonLocal":"12:15","dayLengthHours":11.027464918538662,"dayLengthDisplay":"11 Hours 01 Mins 39 Secs","nightLengthDisplay":"12 Hours 58 Mins 21 Secs","moonriseLocal":"20:23","moonsetLocal":"08:43","rahuKala":{"name":"Rāhu Kāla","start":"09:30","end":"10:53","startHours":9.501122655656621,"endHours":10.879555770473953,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:38","end":"15:01","startHours":13.63642200010862,"endHours":15.014855114925952,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:45","end":"08:07","startHours":6.7442564260219555,"endHours":8.12268954083929,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:19","end":"09:41","startHours":9.317331573680978,"endHours":9.684913737632264,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:30","startHours":7.203734130961067,"endHours":7.497799862122098,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.890406721339998,"endHours":12.625571049242575,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:16","end":"06:01","startHours":5.273927770216801,"endHours":6.009092098119378,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:50","end":"06:45","startHours":5.825301016143734,"endHours":6.7442564260219555,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:06","end":"14:50","startHours":14.09589970504773,"endHours":14.831064032950307,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:34","end":"17:58","startHours":17.57172134456062,"endHours":17.971721344560617,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:46","end":"18:14","startHours":17.771721344560618,"endHours":18.23119904949973,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:31","end":"19:16","startHours":17.521721344560618,"endHours":19.271721344560618,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.890406721339996,"endHours":24.625571049242577,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:45","end":"08:07","startHours":6.7442564260219555,"endHours":8.12268954083929,"quality":"inauspicious"},{"name":"Śubha","start":"08:07","end":"09:30","startHours":8.12268954083929,"endHours":9.501122655656621,"quality":"auspicious"},{"name":"Roga","start":"09:30","end":"10:53","startHours":9.501122655656621,"endHours":10.879555770473953,"quality":"inauspicious"},{"name":"Udveg","start":"10:53","end":"12:15","startHours":10.879555770473953,"endHours":12.257988885291287,"quality":"inauspicious"},{"name":"Chala","start":"12:15","end":"13:38","startHours":12.257988885291287,"endHours":13.63642200010862,"quality":"neutral"},{"name":"Labha","start":"13:38","end":"15:01","startHours":13.63642200010862,"endHours":15.014855114925952,"quality":"auspicious"},{"name":"Amṛta","start":"15:01","end":"16:24","startHours":15.014855114925952,"endHours":16.393288229743284,"quality":"auspicious"},{"name":"Kāla","start":"16:24","end":"17:46","startHours":16.393288229743284,"endHours":17.771721344560618,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:46","end":"19:24","startHours":17.771721344560618,"endHours":19.393288229743284,"quality":"auspicious"},{"name":"Amṛta","start":"19:24","end":"21:01","startHours":19.393288229743284,"endHours":21.01485511492595,"quality":"auspicious"},{"name":"Kāla","start":"21:01","end":"22:38","startHours":21.01485511492595,"endHours":22.63642200010862,"quality":"inauspicious"},{"name":"Śubha","start":"22:38","end":"00:15","startHours":22.63642200010862,"endHours":24.257988885291287,"quality":"auspicious"},{"name":"Roga","start":"00:15","end":"01:53","startHours":24.257988885291287,"endHours":25.879555770473953,"quality":"inauspicious"},{"name":"Udveg","start":"01:53","end":"03:30","startHours":25.879555770473953,"endHours":27.501122655656623,"quality":"inauspicious"},{"name":"Chala","start":"03:30","end":"05:07","startHours":27.501122655656623,"endHours":29.12268954083929,"quality":"neutral"},{"name":"Labha","start":"05:07","end":"06:45","startHours":29.12268954083929,"endHours":30.744256426021956,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:45","end":"07:45","startHours":6.7442564260219555,"endHours":7.7442564260219555,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:45","end":"08:45","startHours":7.7442564260219555,"endHours":8.744256426021956,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:45","end":"09:45","startHours":8.744256426021956,"endHours":9.744256426021956,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:45","end":"10:45","startHours":9.744256426021956,"endHours":10.744256426021956,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:45","end":"11:45","startHours":10.744256426021956,"endHours":11.744256426021956,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:45","end":"12:45","startHours":11.744256426021956,"endHours":12.744256426021956,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:45","end":"13:45","startHours":12.744256426021956,"endHours":13.744256426021956,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:45","end":"14:45","startHours":13.744256426021956,"endHours":14.744256426021956,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:45","end":"15:45","startHours":14.744256426021956,"endHours":15.744256426021956,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:45","end":"16:45","startHours":15.744256426021956,"endHours":16.744256426021956,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:45","end":"17:45","startHours":16.744256426021956,"endHours":17.744256426021956,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:45","end":"18:45","startHours":17.744256426021956,"endHours":18.744256426021956,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:45","end":"19:45","startHours":18.744256426021956,"endHours":19.744256426021956,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:45","end":"20:45","startHours":19.744256426021956,"endHours":20.744256426021956,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:45","end":"21:45","startHours":20.744256426021956,"endHours":21.744256426021956,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:45","end":"22:45","startHours":21.744256426021956,"endHours":22.744256426021956,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:45","end":"23:45","startHours":22.744256426021956,"endHours":23.744256426021956,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:45","end":"00:45","startHours":23.744256426021956,"endHours":24.744256426021956,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:45","end":"01:45","startHours":24.744256426021956,"endHours":25.744256426021956,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:45","end":"02:45","startHours":25.744256426021956,"endHours":26.744256426021956,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:45","end":"03:45","startHours":26.744256426021956,"endHours":27.744256426021956,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:45","end":"04:45","startHours":27.744256426021956,"endHours":28.744256426021956,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:45","end":"05:45","startHours":28.744256426021956,"endHours":29.744256426021956,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:45","end":"06:45","startHours":29.744256426021956,"endHours":30.744256426021956,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Mithuna","Siṃha","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Kanyā","Vṛścika","Dhanu","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"West","rahuVasa":"East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-15.901133878316296,"eotMinutes":-14.295333117477217,"ayanamsa":23.6867}},"calendars":{"vikram_samvat":2045,"vikram_samvatsara":"Vṛṣa","saka_samvat":1910,"saka_samvatsara":"Vibhava","bengali_samvat":1395,"malayalam_era":1164,"nanakshahi_year":519,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Phālguna","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Caturthī · Vikram 2045 Vṛṣa · Śaka 1910 Vibhava"},"festivals":[{"id":"sankashti-chaturthi","name":"Saṅkaṣṭī Caturthī","name_sanskrit":"सङ्कष्टी चतुर्थी","tradition":"Pan-Hindu","associated_deity":"Gaṇeśa","significance":"Monthly Gaṇeśa vrata.","vrata":true,"detection":{"tithi_number":19,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"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":"ayodhya"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 6, 1988 CE · Ayodhyā · Vidhyamitra","description":"February 6, 1988 CE for Ayodhyā: Kṛṣṇa Caturthī, sūryodaya 06:45, sūryāsta 17:46.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/1988-02-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/1988-02-06","sa":"https://sa.vidhyamitra.com/city/ayodhya/1988-02-06","hi":"https://hi.vidhyamitra.com/city/ayodhya/1988-02-06","x-default":"https://vidhyamitra.com/city/ayodhya/1988-02-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T07:39:31.942Z","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":"2026-06-02T07:39:31.942Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T07:39:31.942Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}