{"id":"vidhyamitra:city-day:erode:2085-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/erode/2085-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2085-02-01","date_display":"February 1, 2085 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":2085,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2482622.770833,"kali_year":5186,"ahargana":1894157.2708,"sun":{"sidereal_longitude":287.6423,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":7.5583,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.9161,"elapsed_within_tithi_degrees":7.9161},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.5583,"elapsed_within_degrees":7.5583},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.2006},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"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":2085,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2482622.770833,"ahargana":1894157.2708,"kali_year":5186,"ayanamsa_lahiri":25.0416,"grahas":{"sun":{"sidereal_longitude":287.827311,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":11.007210999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false,"latitude":4.2511},"mars":{"sidereal_longitude":28.18891100000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":291.52951099999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":70.94891100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":278.507611,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":335.167511,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":258.4325,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":78.4325,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"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":2085,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2482622.770833,"kali_year":5186,"ahargana":1894157.2708,"sun":{"sidereal_longitude":287.6423,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":7.5583,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":79.9161,"elapsed_within_tithi_degrees":7.9161},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.5583,"elapsed_within_degrees":7.5583},"yoga":{"number":23,"name":"Śubha","sum_longitude":295.2006},"karana":{"half_tithi_index":13,"name":"Vaṇija"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.251,"elongation":79.916},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.251,"opposition_distance":100.084}},"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":"06:43","sunsetLocal":"18:22","solarNoonLocal":"12:33","dayLengthHours":11.651378492816745,"dayLengthDisplay":"11 Hours 39 Mins 05 Secs","nightLengthDisplay":"12 Hours 20 Mins 55 Secs","moonriseLocal":"11:52","moonsetLocal":"00:19","rahuKala":{"name":"Rāhu Kāla","start":"14:00","end":"15:28","startHours":14.00343144689202,"endHours":15.459853758494113,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"06:43","end":"08:11","startHours":6.721319888881554,"endHours":8.177742200483648,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"09:38","end":"11:05","startHours":9.634164512085741,"endHours":11.090586823687833,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:26","end":"09:50","startHours":9.439974870538794,"endHours":9.828354153632686,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:12","end":"07:31","startHours":7.206793992748919,"endHours":7.517497419224032,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:10","end":"12:56","startHours":12.158629852196034,"endHours":12.935388418383818,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:10","end":"05:57","startHours":5.1678027565059885,"endHours":5.9445613226937715,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:45","end":"06:43","startHours":5.7503716811468255,"endHours":6.721319888881554,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:16","startHours":14.488905550759384,"endHours":15.265664116947168,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:10","end":"18:34","startHours":18.1726983816983,"endHours":18.5726983816983,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:22","end":"18:51","startHours":18.3726983816983,"endHours":18.858172485565664,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:07","end":"19:52","startHours":18.1226983816983,"endHours":19.8726983816983,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:10","end":"00:56","startHours":24.158629852196036,"endHours":24.935388418383816,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Śubha","start":"06:43","end":"08:11","startHours":6.721319888881554,"endHours":8.177742200483648,"quality":"auspicious"},{"name":"Roga","start":"08:11","end":"09:38","startHours":8.177742200483648,"endHours":9.634164512085741,"quality":"inauspicious"},{"name":"Udveg","start":"09:38","end":"11:05","startHours":9.634164512085741,"endHours":11.090586823687833,"quality":"inauspicious"},{"name":"Chala","start":"11:05","end":"12:33","startHours":11.090586823687833,"endHours":12.547009135289926,"quality":"neutral"},{"name":"Labha","start":"12:33","end":"14:00","startHours":12.547009135289926,"endHours":14.00343144689202,"quality":"auspicious"},{"name":"Amṛta","start":"14:00","end":"15:28","startHours":14.00343144689202,"endHours":15.459853758494113,"quality":"auspicious"},{"name":"Kāla","start":"15:28","end":"16:55","startHours":15.459853758494113,"endHours":16.916276070096206,"quality":"inauspicious"},{"name":"Śubha","start":"16:55","end":"18:22","startHours":16.916276070096206,"endHours":18.3726983816983,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Amṛta","start":"18:22","end":"19:55","startHours":18.3726983816983,"endHours":19.916276070096206,"quality":"auspicious"},{"name":"Kāla","start":"19:55","end":"21:28","startHours":19.916276070096206,"endHours":21.459853758494113,"quality":"inauspicious"},{"name":"Śubha","start":"21:28","end":"23:00","startHours":21.459853758494113,"endHours":23.00343144689202,"quality":"auspicious"},{"name":"Roga","start":"23:00","end":"00:33","startHours":23.00343144689202,"endHours":24.547009135289926,"quality":"inauspicious"},{"name":"Udveg","start":"00:33","end":"02:05","startHours":24.547009135289926,"endHours":26.090586823687833,"quality":"inauspicious"},{"name":"Chala","start":"02:05","end":"03:38","startHours":26.090586823687833,"endHours":27.63416451208574,"quality":"neutral"},{"name":"Labha","start":"03:38","end":"05:11","startHours":27.63416451208574,"endHours":29.17774220048365,"quality":"auspicious"},{"name":"Amṛta","start":"05:11","end":"06:43","startHours":29.17774220048365,"endHours":30.721319888881553,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:43","end":"07:43","startHours":6.721319888881554,"endHours":7.721319888881554,"planetary_lord":"Jupiter"},{"name":"Hora 2","start":"07:43","end":"08:43","startHours":7.721319888881554,"endHours":8.721319888881554,"planetary_lord":"Saturn"},{"name":"Hora 3","start":"08:43","end":"09:43","startHours":8.721319888881554,"endHours":9.721319888881554,"planetary_lord":"Moon"},{"name":"Hora 4","start":"09:43","end":"10:43","startHours":9.721319888881554,"endHours":10.721319888881554,"planetary_lord":"Mercury"},{"name":"Hora 5","start":"10:43","end":"11:43","startHours":10.721319888881554,"endHours":11.721319888881554,"planetary_lord":"Venus"},{"name":"Hora 6","start":"11:43","end":"12:43","startHours":11.721319888881554,"endHours":12.721319888881554,"planetary_lord":"Sun"},{"name":"Hora 7","start":"12:43","end":"13:43","startHours":12.721319888881554,"endHours":13.721319888881554,"planetary_lord":"Mars"},{"name":"Hora 8","start":"13:43","end":"14:43","startHours":13.721319888881554,"endHours":14.721319888881554,"planetary_lord":"Jupiter"},{"name":"Hora 9","start":"14:43","end":"15:43","startHours":14.721319888881554,"endHours":15.721319888881554,"planetary_lord":"Saturn"},{"name":"Hora 10","start":"15:43","end":"16:43","startHours":15.721319888881554,"endHours":16.721319888881553,"planetary_lord":"Moon"},{"name":"Hora 11","start":"16:43","end":"17:43","startHours":16.721319888881553,"endHours":17.721319888881553,"planetary_lord":"Mercury"},{"name":"Hora 12","start":"17:43","end":"18:43","startHours":17.721319888881553,"endHours":18.721319888881553,"planetary_lord":"Venus"},{"name":"Hora 13","start":"18:43","end":"19:43","startHours":18.721319888881553,"endHours":19.721319888881553,"planetary_lord":"Sun"},{"name":"Hora 14","start":"19:43","end":"20:43","startHours":19.721319888881553,"endHours":20.721319888881553,"planetary_lord":"Mars"},{"name":"Hora 15","start":"20:43","end":"21:43","startHours":20.721319888881553,"endHours":21.721319888881553,"planetary_lord":"Jupiter"},{"name":"Hora 16","start":"21:43","end":"22:43","startHours":21.721319888881553,"endHours":22.721319888881553,"planetary_lord":"Saturn"},{"name":"Hora 17","start":"22:43","end":"23:43","startHours":22.721319888881553,"endHours":23.721319888881553,"planetary_lord":"Moon"},{"name":"Hora 18","start":"23:43","end":"00:43","startHours":23.721319888881553,"endHours":24.721319888881553,"planetary_lord":"Mercury"},{"name":"Hora 19","start":"00:43","end":"01:43","startHours":24.721319888881553,"endHours":25.721319888881553,"planetary_lord":"Venus"},{"name":"Hora 20","start":"01:43","end":"02:43","startHours":25.721319888881553,"endHours":26.721319888881553,"planetary_lord":"Sun"},{"name":"Hora 21","start":"02:43","end":"03:43","startHours":26.721319888881553,"endHours":27.721319888881553,"planetary_lord":"Mars"},{"name":"Hora 22","start":"03:43","end":"04:43","startHours":27.721319888881553,"endHours":28.721319888881553,"planetary_lord":"Jupiter"},{"name":"Hora 23","start":"04:43","end":"05:43","startHours":28.721319888881553,"endHours":29.721319888881553,"planetary_lord":"Saturn"},{"name":"Hora 24","start":"05:43","end":"06:43","startHours":29.721319888881553,"endHours":30.721319888881553,"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"},"drikRitu":"Śiśira (Winter) (Drik)","vedicRitu":"Hemanta (Pre-winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-16.947957171640333,"eotMinutes":-13.689348117395623,"ayanamsa":25.0416}},"calendars":{"vikram_samvat":2142,"vikram_samvatsara":"Kālayukta","saka_samvat":2007,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1492,"malayalam_era":1261,"nanakshahi_year":616,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Saptamī · Vikram 2142 Kālayukta · Śaka 2007 Viśvāvasu"},"festivals":[{"id":"makara-sankranti","name":"Makara Saṅkrānti (Uttarāyaṇa)","name_sanskrit":"मकर सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Capricorn; Uttarāyaṇa (north-going) begins. Bhīṣma's chosen mahaprasthāna time.","vrata":true,"detection":{"sun_rashi":"Makara"},"precedence":1,"sources":["Mahābhārata Bhīṣma-Stuti","Sūrya-Siddhānta"]},{"id":"pongal","name":"Pongal / Thai Pongal","name_sanskrit":"पोङ्गल","tradition":"Regional","associated_deity":"Sūrya Bhagavān","significance":"Tamil 4-day harvest festival; coincides with Makara Saṅkrānti.","vrata":false,"detection":{"sun_rashi":"Makara"},"precedence":2}],"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 1, 2085 CE · Erode, Tamil Nadu · Vidhyamitra","description":"February 1, 2085 CE for Erode, Tamil Nadu: Śukla Saptamī, sūryodaya 06:43, sūryāsta 18:22.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/erode/2085-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/erode/2085-02-01","sa":"https://sa.vidhyamitra.com/city/erode/2085-02-01","hi":"https://hi.vidhyamitra.com/city/erode/2085-02-01","x-default":"https://vidhyamitra.com/city/erode/2085-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-19T18:35:19.451Z","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":"2026-05-19T18:35:19.451Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-19T18:35:19.451Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}