{"id":"vidhyamitra:city-day:ayodhya:2170-01-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ayodhya/2170-01-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2170-01-01","date_display":"January 1, 2170 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":2170,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513636.770833,"kali_year":5271,"ahargana":1925171.2708,"sun":{"sidereal_longitude":253.782,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":47.9927,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.2107,"elapsed_within_tithi_degrees":10.2107},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.9927,"elapsed_within_degrees":7.9927},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7748},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2170,"month":1,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2513636.770833,"ahargana":1925171.2708,"kali_year":5271,"ayanamsa_lahiri":26.2278,"grahas":{"sun":{"sidereal_longitude":254.438448,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":49.00944800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":false,"latitude":-0.561},"mars":{"sidereal_longitude":145.820248,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":232.90184799999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":140.44944799999996,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"venus":{"sidereal_longitude":261.639148,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":293.85444800000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":55.1615,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":235.1615,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","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":2170,"month":1,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2513636.770833,"kali_year":5271,"ahargana":1925171.2708,"sun":{"sidereal_longitude":253.782,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":47.9927,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":13,"name":"Trayodaśī","paksha":"Śukla","full_name":"Śukla Trayodaśī","elongation_degrees":154.2107,"elapsed_within_tithi_degrees":10.2107},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3,"moon_longitude":47.9927,"elapsed_within_degrees":7.9927},"yoga":{"number":23,"name":"Śubha","sum_longitude":301.7748},"karana":{"half_tithi_index":25,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.561,"elongation":154.211},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.561,"opposition_distance":25.789}},"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":"06:50","sunsetLocal":"17:19","solarNoonLocal":"12:05","dayLengthHours":10.486704142826738,"dayLengthDisplay":"10 Hours 29 Mins 12 Secs","nightLengthDisplay":"13 Hours 30 Mins 48 Secs","moonriseLocal":"15:32","moonsetLocal":"05:15","rahuKala":{"name":"Rāhu Kāla","start":"08:09","end":"09:28","startHours":8.148972251829907,"endHours":9.45981026968325,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"10:46","end":"12:05","startHours":10.770648287536591,"endHours":12.081486305389934,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:24","end":"14:42","startHours":13.392324323243276,"endHours":14.703162341096618,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:17","end":"09:38","startHours":9.285031867302802,"endHours":9.634588672063694,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:17","end":"07:33","startHours":7.275080239927678,"endHours":7.5547256837363905,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:26","startHours":11.731929500629043,"endHours":12.431043110150824,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:26","end":"06:08","startHours":5.439907014932999,"endHours":6.139020624454781,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:58","end":"06:50","startHours":5.964242222074335,"endHours":6.838134233976564,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:50","end":"14:32","startHours":13.82927032919439,"endHours":14.528383938716173,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:07","end":"17:31","startHours":17.124838376803304,"endHours":17.524838376803302,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:19","end":"17:46","startHours":17.324838376803303,"endHours":17.761784382754417,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:04","end":"18:49","startHours":17.074838376803303,"endHours":18.824838376803303,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:26","startHours":23.731929500629043,"endHours":24.431043110150824,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:50","end":"08:09","startHours":6.838134233976564,"endHours":8.148972251829907,"quality":"auspicious"},{"name":"Kāla","start":"08:09","end":"09:28","startHours":8.148972251829907,"endHours":9.45981026968325,"quality":"inauspicious"},{"name":"Śubha","start":"09:28","end":"10:46","startHours":9.45981026968325,"endHours":10.770648287536591,"quality":"auspicious"},{"name":"Roga","start":"10:46","end":"12:05","startHours":10.770648287536591,"endHours":12.081486305389934,"quality":"inauspicious"},{"name":"Udveg","start":"12:05","end":"13:24","startHours":12.081486305389934,"endHours":13.392324323243276,"quality":"inauspicious"},{"name":"Chala","start":"13:24","end":"14:42","startHours":13.392324323243276,"endHours":14.703162341096618,"quality":"neutral"},{"name":"Labha","start":"14:42","end":"16:01","startHours":14.703162341096618,"endHours":16.01400035894996,"quality":"auspicious"},{"name":"Amṛta","start":"16:01","end":"17:19","startHours":16.01400035894996,"endHours":17.324838376803303,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:19","end":"19:01","startHours":17.324838376803303,"endHours":19.01400035894996,"quality":"neutral"},{"name":"Labha","start":"19:01","end":"20:42","startHours":19.01400035894996,"endHours":20.70316234109662,"quality":"auspicious"},{"name":"Amṛta","start":"20:42","end":"22:24","startHours":20.70316234109662,"endHours":22.392324323243276,"quality":"auspicious"},{"name":"Kāla","start":"22:24","end":"00:05","startHours":22.392324323243276,"endHours":24.081486305389934,"quality":"inauspicious"},{"name":"Śubha","start":"00:05","end":"01:46","startHours":24.081486305389934,"endHours":25.77064828753659,"quality":"auspicious"},{"name":"Roga","start":"01:46","end":"03:28","startHours":25.77064828753659,"endHours":27.45981026968325,"quality":"inauspicious"},{"name":"Udveg","start":"03:28","end":"05:09","startHours":27.45981026968325,"endHours":29.148972251829907,"quality":"inauspicious"},{"name":"Chala","start":"05:09","end":"06:50","startHours":29.148972251829907,"endHours":30.838134233976565,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:50","end":"07:50","startHours":6.838134233976564,"endHours":7.838134233976564,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:50","end":"08:50","startHours":7.838134233976564,"endHours":8.838134233976565,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:50","end":"09:50","startHours":8.838134233976565,"endHours":9.838134233976565,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:50","end":"10:50","startHours":9.838134233976565,"endHours":10.838134233976565,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:50","end":"11:50","startHours":10.838134233976565,"endHours":11.838134233976565,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:50","end":"12:50","startHours":11.838134233976565,"endHours":12.838134233976565,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:50","end":"13:50","startHours":12.838134233976565,"endHours":13.838134233976565,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:50","end":"14:50","startHours":13.838134233976565,"endHours":14.838134233976565,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:50","end":"15:50","startHours":14.838134233976565,"endHours":15.838134233976565,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:50","end":"16:50","startHours":15.838134233976565,"endHours":16.838134233976565,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:50","end":"17:50","startHours":16.838134233976565,"endHours":17.838134233976565,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:50","end":"18:50","startHours":17.838134233976565,"endHours":18.838134233976565,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:50","end":"19:50","startHours":18.838134233976565,"endHours":19.838134233976565,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:50","end":"20:50","startHours":19.838134233976565,"endHours":20.838134233976565,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:50","end":"21:50","startHours":20.838134233976565,"endHours":21.838134233976565,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:50","end":"22:50","startHours":21.838134233976565,"endHours":22.838134233976565,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:50","end":"23:50","startHours":22.838134233976565,"endHours":23.838134233976565,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:50","end":"00:50","startHours":23.838134233976565,"endHours":24.838134233976565,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:50","end":"01:50","startHours":24.838134233976565,"endHours":25.838134233976565,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:50","end":"02:50","startHours":25.838134233976565,"endHours":26.838134233976565,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:50","end":"03:50","startHours":26.838134233976565,"endHours":27.838134233976565,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:50","end":"04:50","startHours":27.838134233976565,"endHours":28.838134233976565,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:50","end":"05:50","startHours":28.838134233976565,"endHours":29.838134233976565,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:50","end":"06:50","startHours":29.838134233976565,"endHours":30.838134233976565,"planetary_lord":"Venus"}],"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":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Śrīvatsa","quality":"Auspicious"},"drikRitu":"Hemanta (Pre-winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-23.00804904960662,"eotMinutes":-3.705178323396069,"ayanamsa":26.2278}},"calendars":{"vikram_samvat":2227,"vikram_samvatsara":"Subhānu","saka_samvat":2092,"saka_samvatsara":"Pramoda","bengali_samvat":1577,"malayalam_era":1346,"nanakshahi_year":701,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Trayodaśī · Vikram 2227 Subhānu · Śaka 2092 Pramoda"},"festivals":[{"id":"lohri","name":"Lohri","name_sanskrit":"लोहड़ी","tradition":"Regional","significance":"Punjab harvest festival; eve of Makara Saṅkrānti. (Approximated as 13/14 January annually; correct via Sun in Dhanu/Makara cusp.)","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":4},{"id":"dhanu-sankranti","name":"Dhanu Saṅkrānti","name_sanskrit":"धनु सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Sagittarius; Dhanu-māsa (Khara-māsa).","vrata":false,"detection":{"sun_rashi":"Dhanu"},"precedence":5},{"id":"pradosha-vrata","name":"Pradoṣa Vrata","name_sanskrit":"प्रदोष व्रत","tradition":"Shaiva","associated_deity":"Śiva","significance":"Twilight worship of Śiva on Trayodaśī.","vrata":true,"detection":{"any_of":[{"tithi_number":13},{"tithi_number":28}]},"precedence":7}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — 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}]},"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 January 1, 2170 CE · Ayodhyā · Vidhyamitra","description":"January 1, 2170 CE for Ayodhyā: Śukla Trayodaśī, sūryodaya 06:50, sūryāsta 17:19.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ayodhya/2170-01-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ayodhya/2170-01-01","sa":"https://sa.vidhyamitra.com/city/ayodhya/2170-01-01","hi":"https://hi.vidhyamitra.com/city/ayodhya/2170-01-01","x-default":"https://vidhyamitra.com/city/ayodhya/2170-01-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T15:54:58.165Z","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":"2026-05-20T15:54:58.165Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-20T15:54:58.165Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}