{"id":"vidhyamitra:day:1665-03-27:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1665-03-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1665-03-27","date_display":"March 27, 1665 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":1665,"month":3,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329274.770833,"kali_year":4766,"ahargana":1740809.2708,"sun":{"sidereal_longitude":348.6075,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":115.7411,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.1335,"elapsed_within_tithi_degrees":7.1335},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.7411,"elapsed_within_degrees":9.0744},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":104.3486},"karana":{"half_tithi_index":21,"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":1665,"month":3,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2329274.770833,"ahargana":1740809.2708,"kali_year":4766,"ayanamsa_lahiri":19.1766,"grahas":{"sun":{"sidereal_longitude":347.667732,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":111.855232,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false,"latitude":0.9495},"mars":{"sidereal_longitude":349.796732,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":326.20183199999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":299.95833200000004,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":35.90683200000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":264.4314320000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":103.5475,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":283.5475,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":1665,"month":3,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2329274.770833,"kali_year":4766,"ahargana":1740809.2708,"sun":{"sidereal_longitude":348.6075,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":115.7411,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":11,"name":"Ekādaśī","paksha":"Śukla","full_name":"Śukla Ekādaśī","elongation_degrees":127.1335,"elapsed_within_tithi_degrees":7.1335},"nakshatra":{"number":9,"name":"Āśleṣā","pada":3,"moon_longitude":115.7411,"elapsed_within_degrees":9.0744},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":104.3486},"karana":{"half_tithi_index":21,"name":"Viṣṭi"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":0.95,"elongation":127.134},"lunar":{"type":"lunar","occurs":false,"moon_latitude":0.95,"opposition_distance":52.866}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1722,"vikram_samvatsara":"Kālayukta","saka_samvat":1587,"saka_samvatsara":"Viśvāvasu","bengali_samvat":1072,"malayalam_era":841,"nanakshahi_year":196,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Caitra","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Śukla Ekādaśī · Vikram 1722 Kālayukta · Śaka 1587 Viśvāvasu"},"festivals":[{"id":"kamada-ekadashi","name":"Kāmadā Ekādaśī","name_sanskrit":"कामदा एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Fulfills righteous desires; removes brahma-hatyā.","vrata":true,"detection":{"tithi_number":11,"tithi_paksha":"Śukla","lunar_month":"Caitra"},"precedence":4},{"id":"ekadashi","name":"Ekādaśī","name_sanskrit":"एकादशी","tradition":"Vaishnava","associated_deity":"Bhagavān Viṣṇu","significance":"Sacred to Bhagavān Viṣṇu; vrata for purification.","vrata":true,"detection":{"any_of":[{"tithi_number":11},{"tithi_number":26}]},"precedence":5}],"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":[]},"validity":{"eternal":false,"valid_from":"1665-03-27T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga March 27, 1665 CE · Vidhyamitra","description":"Vedic pañchāṅga for March 27, 1665 CE: Śukla Ekādaśī · Āśleṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1665-03-27","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1665-03-27","sa":"https://sa.vidhyamitra.com/day/1665-03-27","hi":"https://hi.vidhyamitra.com/day/1665-03-27","x-default":"https://vidhyamitra.com/day/1665-03-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T14:08:42.991Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-04T14:08:42.991Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}