{"id":"vidhyamitra:city-day:ayodhya:2108-02-21:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2108-02-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2108-02-21","date_display":"February 21, 2108 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":2108,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491041.770833,"kali_year":5209,"ahargana":1902576.2708,"sun":{"sidereal_longitude":306.0121,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":50.3617,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.3496,"elapsed_within_tithi_degrees":8.3496},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.3617,"elapsed_within_degrees":10.3617},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.3737},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2108,"month":2,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2491041.770833,"ahargana":1902576.2708,"kali_year":5209,"ayanamsa_lahiri":25.3636,"grahas":{"sun":{"sidereal_longitude":306.14834300000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":46.984443,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":-3.8155},"mars":{"sidereal_longitude":169.79954299999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":281.31634299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":44.99104299999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":350.968843,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":268.28694300000006,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":172.3533,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":352.3533,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2108,"month":2,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2491041.770833,"kali_year":5209,"ahargana":1902576.2708,"sun":{"sidereal_longitude":306.0121,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":50.3617,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":104.3496,"elapsed_within_tithi_degrees":8.3496},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4,"moon_longitude":50.3617,"elapsed_within_degrees":10.3617},"yoga":{"number":27,"name":"Vaidhṛti","sum_longitude":356.3737},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.815,"elongation":104.35},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.815,"opposition_distance":75.65}},"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":"06:34","sunsetLocal":"17:57","solarNoonLocal":"12:15","dayLengthHours":11.380464035757356,"dayLengthDisplay":"11 Hours 22 Mins 50 Secs","nightLengthDisplay":"12 Hours 37 Mins 10 Secs","moonriseLocal":"12:08","moonsetLocal":"01:49","rahuKala":{"name":"Rāhu Kāla","start":"15:06","end":"16:31","startHours":15.101346714626612,"endHours":16.52390471909628,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:25","end":"10:50","startHours":9.411114696747934,"endHours":10.833672701217601,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.67878871015694,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:13","end":"09:36","startHours":9.221440296151977,"endHours":9.600789097343888,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:02","end":"07:21","startHours":7.040184689298483,"endHours":7.343663730252013,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.876881904495361,"endHours":12.635579506879184,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:03","end":"05:48","startHours":5.048603483040946,"endHours":5.80730108542477,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:37","end":"06:34","startHours":5.617626684828814,"endHours":6.565998687808594,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:09","end":"14:55","startHours":14.15297471164683,"endHours":14.911672314030655,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:45","end":"18:09","startHours":17.74646272356595,"endHours":18.14646272356595,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:57","end":"18:25","startHours":17.94646272356595,"endHours":18.42064872505584,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:42","end":"19:27","startHours":17.69646272356595,"endHours":19.44646272356595,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.87688190449536,"endHours":24.635579506879186,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:34","end":"07:59","startHours":6.565998687808594,"endHours":7.988556692278263,"quality":"inauspicious"},{"name":"Udveg","start":"07:59","end":"09:25","startHours":7.988556692278263,"endHours":9.411114696747934,"quality":"inauspicious"},{"name":"Chala","start":"09:25","end":"10:50","startHours":9.411114696747934,"endHours":10.833672701217601,"quality":"neutral"},{"name":"Labha","start":"10:50","end":"12:15","startHours":10.833672701217601,"endHours":12.256230705687273,"quality":"auspicious"},{"name":"Amṛta","start":"12:15","end":"13:41","startHours":12.256230705687273,"endHours":13.67878871015694,"quality":"auspicious"},{"name":"Kāla","start":"13:41","end":"15:06","startHours":13.67878871015694,"endHours":15.101346714626612,"quality":"inauspicious"},{"name":"Śubha","start":"15:06","end":"16:31","startHours":15.101346714626612,"endHours":16.52390471909628,"quality":"auspicious"},{"name":"Roga","start":"16:31","end":"17:57","startHours":16.52390471909628,"endHours":17.94646272356595,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:57","end":"19:31","startHours":17.94646272356595,"endHours":19.52390471909628,"quality":"inauspicious"},{"name":"Śubha","start":"19:31","end":"21:06","startHours":19.52390471909628,"endHours":21.10134671462661,"quality":"auspicious"},{"name":"Roga","start":"21:06","end":"22:41","startHours":21.10134671462661,"endHours":22.678788710156944,"quality":"inauspicious"},{"name":"Udveg","start":"22:41","end":"00:15","startHours":22.678788710156944,"endHours":24.256230705687273,"quality":"inauspicious"},{"name":"Chala","start":"00:15","end":"01:50","startHours":24.256230705687273,"endHours":25.8336727012176,"quality":"neutral"},{"name":"Labha","start":"01:50","end":"03:25","startHours":25.8336727012176,"endHours":27.411114696747934,"quality":"auspicious"},{"name":"Amṛta","start":"03:25","end":"04:59","startHours":27.411114696747934,"endHours":28.988556692278266,"quality":"auspicious"},{"name":"Kāla","start":"04:59","end":"06:34","startHours":28.988556692278266,"endHours":30.565998687808595,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:34","end":"07:34","startHours":6.565998687808594,"endHours":7.565998687808594,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:34","end":"08:34","startHours":7.565998687808594,"endHours":8.565998687808595,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:34","end":"09:34","startHours":8.565998687808595,"endHours":9.565998687808595,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:34","end":"10:34","startHours":9.565998687808595,"endHours":10.565998687808595,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:34","end":"11:34","startHours":10.565998687808595,"endHours":11.565998687808595,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:34","end":"12:34","startHours":11.565998687808595,"endHours":12.565998687808595,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:34","end":"13:34","startHours":12.565998687808595,"endHours":13.565998687808595,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:34","end":"14:34","startHours":13.565998687808595,"endHours":14.565998687808595,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:34","end":"15:34","startHours":14.565998687808595,"endHours":15.565998687808595,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:34","end":"16:34","startHours":15.565998687808595,"endHours":16.565998687808595,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:34","end":"17:34","startHours":16.565998687808595,"endHours":17.565998687808595,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:34","end":"18:34","startHours":17.565998687808595,"endHours":18.565998687808595,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:34","end":"19:34","startHours":18.565998687808595,"endHours":19.565998687808595,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:34","end":"20:34","startHours":19.565998687808595,"endHours":20.565998687808595,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:34","end":"21:34","startHours":20.565998687808595,"endHours":21.565998687808595,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:34","end":"22:34","startHours":21.565998687808595,"endHours":22.565998687808595,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:34","end":"23:34","startHours":22.565998687808595,"endHours":23.565998687808595,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:34","end":"00:34","startHours":23.565998687808595,"endHours":24.565998687808595,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:34","end":"01:34","startHours":24.565998687808595,"endHours":25.565998687808595,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:34","end":"02:34","startHours":25.565998687808595,"endHours":26.565998687808595,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:34","end":"03:34","startHours":26.565998687808595,"endHours":27.565998687808595,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:34","end":"04:34","startHours":27.565998687808595,"endHours":28.565998687808595,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:34","end":"05:34","startHours":28.565998687808595,"endHours":29.565998687808595,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:34","end":"06:34","startHours":29.565998687808595,"endHours":30.565998687808595,"planetary_lord":"Saturn"}],"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":["Vṛṣabha","Karka","Tulā","Vṛścika","Kumbha","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Siṃha","Kanyā","Dhanu","Makara"]},"dishaShool":"North (Uttara)","chandraVasa":"South-East","rahuVasa":"North","anandadiYoga":{"name":"Maitra","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-10.935782740347985,"eotMinutes":-14.189842341236304,"ayanamsa":25.3636}},"calendars":{"vikram_samvat":2165,"vikram_samvatsara":"Vṛṣa","saka_samvat":2030,"saka_samvatsara":"Vibhava","bengali_samvat":1515,"malayalam_era":1284,"nanakshahi_year":639,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 2165 Vṛṣa · Śaka 2030 Vibhava"},"festivals":[],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3226-07-09","event":"Bhagavān Krishna's birth at Mathurā","chart_id":"krishna","shared_marker":"same Rohiṇī","url":"/day/-3226-07-09","relevance":0.5},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"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 21, 2108 CE · Ayodhyā · Vidhyamitra","description":"February 21, 2108 CE for Ayodhyā: Śukla Navamī, sūryodaya 06:34, sūryāsta 17:57.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2108-02-21","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2108-02-21","sa":"https://sa.vidhyamitra.com/city/ayodhya/2108-02-21","hi":"https://hi.vidhyamitra.com/city/ayodhya/2108-02-21","x-default":"https://vidhyamitra.com/city/ayodhya/2108-02-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T19:22:14.434Z","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":"2026-05-31T19:22:14.434Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T19:22:14.434Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}