{"id":"vidhyamitra:day:1778-05-27:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1778-05-27","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1778-05-27","date_display":"May 27, 1778 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":1778,"month":5,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2370607.770833,"kali_year":4880,"ahargana":1782142.2708,"sun":{"sidereal_longitude":45.395,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":54.5069,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.1119,"elapsed_within_tithi_degrees":9.1119},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.5069,"elapsed_within_degrees":1.1736},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.9019},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1778,"month":5,"day":27,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2370607.770833,"ahargana":1782142.2708,"kali_year":4880,"ayanamsa_lahiri":20.7575,"grahas":{"sun":{"sidereal_longitude":44.988707999999974,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"moon":{"sidereal_longitude":54.803808000000004,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":1},"retrograde":false,"latitude":-1.4651},"mars":{"sidereal_longitude":50.10390799999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":57.122307999999975,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":true},"jupiter":{"sidereal_longitude":121.007608,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":64.71330799999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":202.343708,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":73.5262,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":253.5262,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","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":1778,"month":5,"day":27,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2370607.770833,"kali_year":4880,"ahargana":1782142.2708,"sun":{"sidereal_longitude":45.395,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":54.5069,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":1,"name":"Pratipada","paksha":"Śukla","full_name":"Śukla Pratipada","elongation_degrees":9.1119,"elapsed_within_tithi_degrees":9.1119},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":1,"moon_longitude":54.5069,"elapsed_within_degrees":1.1736},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":99.9019},"karana":{"half_tithi_index":1,"name":"Bava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.465,"elongation":9.112},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.465,"opposition_distance":170.888}},"eclipse_window_40days":[{"offset_days":14,"type":"lunar","occurs":true,"moon_latitude":1.149,"opposition_distance":0.713}]},"calendars":{"vikram_samvat":1835,"vikram_samvatsara":"Virodhakṛt","saka_samvat":1700,"saka_samvatsara":"Vilambī","bengali_samvat":1185,"malayalam_era":954,"nanakshahi_year":309,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Pratipada · Vikram 1835 Virodhakṛt · Śaka 1700 Vilambī"},"festivals":[{"id":"vrishabha-sankranti","name":"Vṛṣabha Saṅkrānti","name_sanskrit":"वृषभ सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Taurus.","vrata":false,"detection":{"sun_rashi":"Vṛṣabha"},"precedence":5}],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"1778-05-27T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga May 27, 1778 CE · Vidhyamitra","description":"Vedic pañchāṅga for May 27, 1778 CE: Śukla Pratipada · Mṛgaśīrṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1778-05-27","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1778-05-27","sa":"https://sa.vidhyamitra.com/day/1778-05-27","hi":"https://hi.vidhyamitra.com/day/1778-05-27","x-default":"https://vidhyamitra.com/day/1778-05-27"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-25T19:12:08.354Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-25T19:12:08.354Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}