{"id":"vidhyamitra:day:2089-02-17:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2089-02-17","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2089-02-17","date_display":"February 17, 2089 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":2089,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484099.770833,"kali_year":5190,"ahargana":1895634.2708,"sun":{"sidereal_longitude":303.8999,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":21.0137,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.1138,"elapsed_within_tithi_degrees":5.1138},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":21.0137,"elapsed_within_degrees":7.6804},"yoga":{"number":25,"name":"Brahma","sum_longitude":324.9137},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2089,"month":2,"day":17,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2484099.770833,"ahargana":1895634.2708,"kali_year":5190,"ayanamsa_lahiri":25.0981,"grahas":{"sun":{"sidereal_longitude":304.00127900000007,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"moon":{"sidereal_longitude":18.160578999999984,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":2},"retrograde":false,"latitude":-1.5995},"mars":{"sidereal_longitude":100.37027899999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":285.244679,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":202.82637899999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":325.04247899999996,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":25.426279000000022,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":180.1739,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":0.1739,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","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":2089,"month":2,"day":17,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2484099.770833,"kali_year":5190,"ahargana":1895634.2708,"sun":{"sidereal_longitude":303.8999,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":21.0137,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.1138,"elapsed_within_tithi_degrees":5.1138},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3,"moon_longitude":21.0137,"elapsed_within_degrees":7.6804},"yoga":{"number":25,"name":"Brahma","sum_longitude":324.9137},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.599,"elongation":77.114},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.599,"opposition_distance":102.886}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2146,"vikram_samvatsara":"Dundubhi","saka_samvat":2011,"saka_samvatsara":"Saumya","bengali_samvat":1496,"malayalam_era":1265,"nanakshahi_year":620,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Saptamī · Vikram 2146 Dundubhi · Śaka 2011 Saumya"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"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":"2089-02-17T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga February 17, 2089 CE · Vidhyamitra","description":"Vedic pañchāṅga for February 17, 2089 CE: Śukla Saptamī · Bharaṇī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2089-02-17","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2089-02-17","sa":"https://sa.vidhyamitra.com/day/2089-02-17","hi":"https://hi.vidhyamitra.com/day/2089-02-17","x-default":"https://vidhyamitra.com/day/2089-02-17"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T09:17:10.965Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T09:17:10.965Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}