{"id":"vidhyamitra:day:1659-11-21:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1659-11-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1659-11-21","date_display":"November 21, 1659 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":1659,"month":11,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2327321.770833,"kali_year":4761,"ahargana":1738856.2708,"sun":{"sidereal_longitude":219.9278,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":304.8004,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.8726,"elapsed_within_tithi_degrees":0.8726},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8004,"elapsed_within_degrees":11.4671},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.7282},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":1659,"month":11,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2327321.770833,"ahargana":1738856.2708,"kali_year":4761,"ayanamsa_lahiri":19.1019,"grahas":{"sun":{"sidereal_longitude":219.65685099999996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":307.042651,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false,"latitude":4.4586},"mars":{"sidereal_longitude":59.851950999999985,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":217.91875100000004,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":146.30925100000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":223.16115100000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":201.675251,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":207.0268,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":27.0268,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","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":1659,"month":11,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2327321.770833,"kali_year":4761,"ahargana":1738856.2708,"sun":{"sidereal_longitude":219.9278,"rashi":8,"rashi_name":"Vṛścika"},"moon":{"sidereal_longitude":304.8004,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":8,"name":"Aṣṭamī","paksha":"Śukla","full_name":"Śukla Aṣṭamī","elongation_degrees":84.8726,"elapsed_within_tithi_degrees":0.8726},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4,"moon_longitude":304.8004,"elapsed_within_degrees":11.4671},"yoga":{"number":13,"name":"Vyāghāta","sum_longitude":164.7282},"karana":{"half_tithi_index":14,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.459,"elongation":84.873},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.459,"opposition_distance":95.127}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1716,"vikram_samvatsara":"Paridhāvi","saka_samvat":1581,"saka_samvatsara":"Vikāri","bengali_samvat":1066,"malayalam_era":835,"nanakshahi_year":190,"lunar_month":"Mārgaśīrṣa","lunar_month_paksha_full":"Mārgaśīrṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Mārgaśīrṣa","lunar_month_amanta":"Mārgaśīrṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Vṛścika (Kārttikai)","ritu":"Hemanta (Pre-winter)","display_summary":"Mārgaśīrṣa Śukla Aṣṭamī · Vikram 1716 Paridhāvi · Śaka 1581 Vikāri"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Śukla Aṣṭamī","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"valid_from":"1659-11-21T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga November 21, 1659 CE · Vidhyamitra","description":"Vedic pañchāṅga for November 21, 1659 CE: Śukla Aṣṭamī · Dhaniṣṭhā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1659-11-21","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1659-11-21","sa":"https://sa.vidhyamitra.com/day/1659-11-21","hi":"https://hi.vidhyamitra.com/day/1659-11-21","x-default":"https://vidhyamitra.com/day/1659-11-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-05T07:52:58.212Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-05T07:52:58.212Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}