{"id":"vidhyamitra:day:2122-07-16:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2122-07-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2122-07-16","date_display":"July 16, 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":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496300.770833,"kali_year":5224,"ahargana":1907835.2708,"sun":{"sidereal_longitude":87.0922,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":224.4538,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.3616,"elapsed_within_tithi_degrees":5.3616},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.4538,"elapsed_within_degrees":11.1204},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.5459},"karana":{"half_tithi_index":22,"name":"Bava"},"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":7,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496300.770833,"ahargana":1907835.2708,"kali_year":5224,"ayanamsa_lahiri":25.5647,"grahas":{"sun":{"sidereal_longitude":87.809011,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":225.67531099999997,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":false,"latitude":-2.1972},"mars":{"sidereal_longitude":54.576010999999994,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":105.84621100000004,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":124.440811,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":131.60211100000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":85.41561100000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":253.7062,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":73.7062,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":2122,"month":7,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496300.770833,"kali_year":5224,"ahargana":1907835.2708,"sun":{"sidereal_longitude":87.0922,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":224.4538,"rashi":8,"rashi_name":"Vṛścika"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":137.3616,"elapsed_within_tithi_degrees":5.3616},"nakshatra":{"number":17,"name":"Anurādhā","pada":4,"moon_longitude":224.4538,"elapsed_within_degrees":11.1204},"yoga":{"number":24,"name":"Śukla","sum_longitude":311.5459},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.197,"elongation":137.362},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.197,"opposition_distance":42.638}},"eclipse_window_40days":[{"offset_days":-12,"type":"solar","occurs":true,"moon_latitude":-0.224,"elongation":1.465}]},"calendars":{"vikram_samvat":2179,"vikram_samvatsara":"Manmatha","saka_samvat":2044,"saka_samvatsara":"Citrabhānu","bengali_samvat":1529,"malayalam_era":1298,"nanakshahi_year":653,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Dvādaśī · Vikram 2179 Manmatha · Śaka 2044 Citrabhānu"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"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":"2122-07-16T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga July 16, 2122 CE · Vidhyamitra","description":"Vedic pañchāṅga for July 16, 2122 CE: Śukla Dvādaśī · Anurādhā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2122-07-16","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2122-07-16","sa":"https://sa.vidhyamitra.com/day/2122-07-16","hi":"https://hi.vidhyamitra.com/day/2122-07-16","x-default":"https://vidhyamitra.com/day/2122-07-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-17T00:12:38.737Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-17T00:12:38.737Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}