{"id":"vidhyamitra:day:1937-05-16:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1937-05-16","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1937-05-16","date_display":"May 16, 1937 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":1937,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428669.770833,"kali_year":5039,"ahargana":1840204.2708,"sun":{"sidereal_longitude":31.8933,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":103.6603,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":71.767,"elapsed_within_tithi_degrees":11.767},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.6603,"elapsed_within_degrees":10.327},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.5536},"karana":{"half_tithi_index":11,"name":"Taitila"},"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":1937,"month":5,"day":16,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2428669.770833,"ahargana":1840204.2708,"kali_year":5039,"ayanamsa_lahiri":22.9781,"grahas":{"sun":{"sidereal_longitude":31.772811999999988,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":106.46971199999996,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false,"latitude":-3.2647},"mars":{"sidereal_longitude":217.44591200000002,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":2},"retrograde":true},"mercury":{"sidereal_longitude":25.548512000000017,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":275.12061200000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":358.192912,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":339.589612,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":237.122,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":57.122,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":1937,"month":5,"day":16,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2428669.770833,"kali_year":5039,"ahargana":1840204.2708,"sun":{"sidereal_longitude":31.8933,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":103.6603,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":6,"name":"Ṣaṣṭhī","paksha":"Śukla","full_name":"Śukla Ṣaṣṭhī","elongation_degrees":71.767,"elapsed_within_tithi_degrees":11.767},"nakshatra":{"number":8,"name":"Puṣya","pada":4,"moon_longitude":103.6603,"elapsed_within_degrees":10.327},"yoga":{"number":11,"name":"Vṛddhi","sum_longitude":135.5536},"karana":{"half_tithi_index":11,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.265,"elongation":71.767},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.265,"opposition_distance":108.233}},"eclipse_window_40days":[{"offset_days":9,"type":"lunar","occurs":true,"moon_latitude":-1.426,"opposition_distance":2.343}]},"calendars":{"vikram_samvat":1994,"vikram_samvatsara":"Vikṛti","saka_samvat":1859,"saka_samvatsara":"Īśvara","bengali_samvat":1344,"malayalam_era":1113,"nanakshahi_year":468,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Ṣaṣṭhī · Vikram 1994 Vikṛti · Śaka 1859 Īśvara"},"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":"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":"1937-05-16T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga May 16, 1937 CE · Vidhyamitra","description":"Vedic pañchāṅga for May 16, 1937 CE: Śukla Ṣaṣṭhī · Puṣya.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1937-05-16","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1937-05-16","sa":"https://sa.vidhyamitra.com/day/1937-05-16","hi":"https://hi.vidhyamitra.com/day/1937-05-16","x-default":"https://vidhyamitra.com/day/1937-05-16"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T09:39:44.435Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T09:39:44.435Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}