{"id":"vidhyamitra:city-day:erode:2122-02-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2122-02-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2122-02-12","date_display":"February 12, 2122 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":2122,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496146.770833,"kali_year":5223,"ahargana":1907681.2708,"sun":{"sidereal_longitude":297.2561,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":0.4689,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.2128,"elapsed_within_tithi_degrees":3.2128},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":0.4689,"elapsed_within_degrees":0.4689},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.7251},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":2122,"month":2,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496146.770833,"ahargana":1907681.2708,"kali_year":5223,"ayanamsa_lahiri":25.5589,"grahas":{"sun":{"sidereal_longitude":297.46809499999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":3.704295000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false,"latitude":4.4493},"mars":{"sidereal_longitude":298.633995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":276.32319499999994,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":119.870995,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":311.58309499999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":75.249795,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":261.8659,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":81.8659,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"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":2122,"month":2,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496146.770833,"kali_year":5223,"ahargana":1907681.2708,"sun":{"sidereal_longitude":297.2561,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":0.4689,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":63.2128,"elapsed_within_tithi_degrees":3.2128},"nakshatra":{"number":1,"name":"Aśvinī","pada":1,"moon_longitude":0.4689,"elapsed_within_degrees":0.4689},"yoga":{"number":23,"name":"Śubha","sum_longitude":297.7251},"karana":{"half_tithi_index":10,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.449,"elongation":63.213},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.449,"opposition_distance":116.787}},"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":"06:42","sunsetLocal":"18:26","solarNoonLocal":"12:34","dayLengthHours":11.739132479892511,"dayLengthDisplay":"11 Hours 44 Mins 21 Secs","nightLengthDisplay":"12 Hours 15 Mins 39 Secs","moonriseLocal":"10:47","moonsetLocal":"23:10","rahuKala":{"name":"Rāhu Kāla","start":"14:02","end":"15:30","startHours":14.029490428234737,"endHours":15.4968819882213,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:42","end":"08:10","startHours":6.692532628301918,"endHours":8.159924188288482,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:38","end":"11:06","startHours":9.627315748275045,"endHours":11.09470730826161,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:49","startHours":9.431663540276837,"endHours":9.822967956273255,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:11","end":"07:30","startHours":7.18166314829744,"endHours":7.4947066810945735,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:57","startHours":12.170794452251757,"endHours":12.953403284244592,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:08","end":"05:55","startHours":5.12731496431625,"endHours":5.909923796309084,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:43","end":"06:42","startHours":5.714271588310876,"endHours":6.692532628301918,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:31","end":"15:18","startHours":14.518620948230257,"endHours":15.30122978022309,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:14","end":"18:38","startHours":18.23166510819443,"endHours":18.63166510819443,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:26","end":"18:55","startHours":18.43166510819443,"endHours":18.92079562818995,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:11","end":"19:56","startHours":18.18166510819443,"endHours":19.93166510819443,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:57","startHours":24.17079445225176,"endHours":24.95340328424459,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:42","end":"08:10","startHours":6.692532628301918,"endHours":8.159924188288482,"quality":"auspicious"},{"name":"Roga","start":"08:10","end":"09:38","startHours":8.159924188288482,"endHours":9.627315748275045,"quality":"inauspicious"},{"name":"Udveg","start":"09:38","end":"11:06","startHours":9.627315748275045,"endHours":11.09470730826161,"quality":"inauspicious"},{"name":"Chala","start":"11:06","end":"12:34","startHours":11.09470730826161,"endHours":12.562098868248174,"quality":"neutral"},{"name":"Labha","start":"12:34","end":"14:02","startHours":12.562098868248174,"endHours":14.029490428234737,"quality":"auspicious"},{"name":"Amṛta","start":"14:02","end":"15:30","startHours":14.029490428234737,"endHours":15.4968819882213,"quality":"auspicious"},{"name":"Kāla","start":"15:30","end":"16:58","startHours":15.4968819882213,"endHours":16.964273548207867,"quality":"inauspicious"},{"name":"Śubha","start":"16:58","end":"18:26","startHours":16.964273548207867,"endHours":18.43166510819443,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:26","end":"19:58","startHours":18.43166510819443,"endHours":19.964273548207867,"quality":"auspicious"},{"name":"Kāla","start":"19:58","end":"21:30","startHours":19.964273548207867,"endHours":21.496881988221304,"quality":"inauspicious"},{"name":"Śubha","start":"21:30","end":"23:02","startHours":21.496881988221304,"endHours":23.029490428234737,"quality":"auspicious"},{"name":"Roga","start":"23:02","end":"00:34","startHours":23.029490428234737,"endHours":24.562098868248174,"quality":"inauspicious"},{"name":"Udveg","start":"00:34","end":"02:06","startHours":24.562098868248174,"endHours":26.09470730826161,"quality":"inauspicious"},{"name":"Chala","start":"02:06","end":"03:38","startHours":26.09470730826161,"endHours":27.627315748275045,"quality":"neutral"},{"name":"Labha","start":"03:38","end":"05:10","startHours":27.627315748275045,"endHours":29.159924188288482,"quality":"auspicious"},{"name":"Amṛta","start":"05:10","end":"06:42","startHours":29.159924188288482,"endHours":30.69253262830192,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:42","end":"07:42","startHours":6.692532628301918,"endHours":7.692532628301918,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:42","end":"08:42","startHours":7.692532628301918,"endHours":8.692532628301919,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:42","end":"09:42","startHours":8.692532628301919,"endHours":9.692532628301919,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:42","end":"10:42","startHours":9.692532628301919,"endHours":10.692532628301919,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:42","end":"11:42","startHours":10.692532628301919,"endHours":11.692532628301919,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:42","end":"12:42","startHours":11.692532628301919,"endHours":12.692532628301919,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:42","end":"13:42","startHours":12.692532628301919,"endHours":13.692532628301919,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:42","end":"14:42","startHours":13.692532628301919,"endHours":14.692532628301919,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:42","end":"15:42","startHours":14.692532628301919,"endHours":15.692532628301919,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:42","end":"16:42","startHours":15.692532628301919,"endHours":16.69253262830192,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:42","end":"17:42","startHours":16.69253262830192,"endHours":17.69253262830192,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:42","end":"18:42","startHours":17.69253262830192,"endHours":18.69253262830192,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:42","end":"19:42","startHours":18.69253262830192,"endHours":19.69253262830192,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:42","end":"20:42","startHours":19.69253262830192,"endHours":20.69253262830192,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:42","end":"21:42","startHours":20.69253262830192,"endHours":21.69253262830192,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:42","end":"22:42","startHours":21.69253262830192,"endHours":22.69253262830192,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:42","end":"23:42","startHours":22.69253262830192,"endHours":23.69253262830192,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:42","end":"00:42","startHours":23.69253262830192,"endHours":24.69253262830192,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:42","end":"01:42","startHours":24.69253262830192,"endHours":25.69253262830192,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:42","end":"02:42","startHours":25.69253262830192,"endHours":26.69253262830192,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:42","end":"03:42","startHours":26.69253262830192,"endHours":27.69253262830192,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:42","end":"04:42","startHours":27.69253262830192,"endHours":28.69253262830192,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:42","end":"05:42","startHours":28.69253262830192,"endHours":29.69253262830192,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:42","end":"06:42","startHours":29.69253262830192,"endHours":30.69253262830192,"planetary_lord":"Moon"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"South (Dakṣiṇa)","chandraVasa":"East","rahuVasa":"North-West","anandadiYoga":{"name":"Mṛtyu","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-13.840018092103369,"eotMinutes":-14.594732094890398,"ayanamsa":25.5589}},"calendars":{"vikram_samvat":2179,"vikram_samvatsara":"Manmatha","saka_samvat":2044,"saka_samvatsara":"Citrabhānu","bengali_samvat":1529,"malayalam_era":1298,"nanakshahi_year":653,"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":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Ṣaṣṭhī · Vikram 2179 Manmatha · Śaka 2044 Citrabhānu"},"festivals":[],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","relevance":0.5}]},"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 February 12, 2122 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 12, 2122 CE for Erode, Tamil Nadu: Śukla Ṣaṣṭhī, sūryodaya 06:42, sūryāsta 18:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2122-02-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2122-02-12","sa":"https://sa.vidhyamitra.com/city/erode/2122-02-12","hi":"https://hi.vidhyamitra.com/city/erode/2122-02-12","x-default":"https://vidhyamitra.com/city/erode/2122-02-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T00:44:11.590Z","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":"2026-06-01T00:44:11.590Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T00:44:11.590Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}