{"id":"vidhyamitra:day:2178-01-08:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2178-01-08","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2178-01-08","date_display":"January 8, 2178 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":2178,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516565.770833,"kali_year":5279,"ahargana":1928100.2708,"sun":{"sidereal_longitude":260.9067,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":129.6156,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.7088,"elapsed_within_tithi_degrees":0.7088},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.6156,"elapsed_within_degrees":9.6156},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":30.5223},"karana":{"half_tithi_index":38,"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":2178,"month":1,"day":8,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2516565.770833,"ahargana":1928100.2708,"kali_year":5279,"ayanamsa_lahiri":26.3398,"grahas":{"sun":{"sidereal_longitude":261.519039,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":133.55793900000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":false,"latitude":-3.4278},"mars":{"sidereal_longitude":216.94093900000007,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":259.083539,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":1.5112389999999891,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"venus":{"sidereal_longitude":270.86253899999997,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":33.466939000000025,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":true},"rahu":{"sidereal_longitude":259.969,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":79.969,"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":2178,"month":1,"day":8,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2516565.770833,"kali_year":5279,"ahargana":1928100.2708,"sun":{"sidereal_longitude":260.9067,"rashi":9,"rashi_name":"Dhanu"},"moon":{"sidereal_longitude":129.6156,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":228.7088,"elapsed_within_tithi_degrees":0.7088},"nakshatra":{"number":10,"name":"Maghā","pada":3,"moon_longitude":129.6156,"elapsed_within_degrees":9.6156},"yoga":{"number":3,"name":"Āyuṣmān","sum_longitude":30.5223},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.428,"elongation":131.291},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.428,"opposition_distance":48.709}},"eclipse_window_40days":[{"offset_days":-19,"type":"solar","occurs":true,"moon_latitude":-1.455,"elongation":0.707},{"offset_days":11,"type":"solar","occurs":true,"moon_latitude":1.2,"elongation":2.654}]},"calendars":{"vikram_samvat":2235,"vikram_samvatsara":"Khara","saka_samvat":2100,"saka_samvatsara":"Bahudhānya","bengali_samvat":1585,"malayalam_era":1354,"nanakshahi_year":709,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Kṛṣṇa Pakṣa","solar_month":"Dhanus (Mārgaḻi)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Kṛṣṇa Pañcamī · Vikram 2235 Khara · Śaka 2100 Bahudhānya"},"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}],"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":[]},"validity":{"eternal":false,"valid_from":"2178-01-08T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga January 8, 2178 CE · Vidhyamitra","description":"Vedic pañchāṅga for January 8, 2178 CE: Kṛṣṇa Pañcamī · Maghā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2178-01-08","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2178-01-08","sa":"https://sa.vidhyamitra.com/day/2178-01-08","hi":"https://hi.vidhyamitra.com/day/2178-01-08","x-default":"https://vidhyamitra.com/day/2178-01-08"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-20T21:20:03.888Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-20T21:20:03.888Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}