{"id":"vidhyamitra:day:2310-10-16:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2310-10-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2310-10-16","date_display":"October 16, 2310 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":2310,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565057.770833,"kali_year":5412,"ahargana":1976592.2708,"sun":{"sidereal_longitude":172.229,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":73.0836,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8545,"elapsed_within_tithi_degrees":8.8545},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":73.0836,"elapsed_within_degrees":6.4169},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.3126},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":2310,"month":10,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2565057.770833,"ahargana":1976592.2708,"kali_year":5412,"ayanamsa_lahiri":28.1944,"grahas":{"sun":{"sidereal_longitude":173.724788,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":73.75048800000002,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false,"latitude":-3.0358},"mars":{"sidereal_longitude":98.71008799999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":177.59088799999995,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":93.777988,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"venus":{"sidereal_longitude":188.95818799999995,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":219.42528800000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":210.6295,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":30.6295,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"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":2310,"month":10,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2565057.770833,"kali_year":5412,"ahargana":1976592.2708,"sun":{"sidereal_longitude":172.229,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":73.0836,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":22,"name":"Saptamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Saptamī","elongation_degrees":260.8545,"elapsed_within_tithi_degrees":8.8545},"nakshatra":{"number":6,"name":"Ārdrā","pada":2,"moon_longitude":73.0836,"elapsed_within_degrees":6.4169},"yoga":{"number":19,"name":"Parigha","sum_longitude":245.3126},"karana":{"half_tithi_index":43,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.036,"elongation":99.145},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.036,"opposition_distance":80.855}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2367,"vikram_samvatsara":"Śobhana","saka_samvat":2232,"saka_samvatsara":"Vikṛti","bengali_samvat":1717,"malayalam_era":1486,"nanakshahi_year":841,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Āśvina","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Saptamī · Vikram 2367 Śobhana · Śaka 2232 Vikṛti"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"2310-10-16T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga October 16, 2310 CE · Vidhyamitra","description":"Vedic pañchāṅga for October 16, 2310 CE: Kṛṣṇa Saptamī · Ārdrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2310-10-16","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2310-10-16","sa":"https://sa.vidhyamitra.com/day/2310-10-16","hi":"https://hi.vidhyamitra.com/day/2310-10-16","x-default":"https://vidhyamitra.com/day/2310-10-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T19:29:32.615Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-02T19:29:32.615Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}