{"id":"vidhyamitra:day:2275-08-13:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2275-08-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2275-08-13","date_display":"August 13, 2275 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":2275,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2552210.770833,"kali_year":5377,"ahargana":1963745.2708,"sun":{"sidereal_longitude":111.2191,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":356.3851,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":245.166,"elapsed_within_tithi_degrees":5.166},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":356.3851,"elapsed_within_degrees":9.7185},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.6042},"karana":{"half_tithi_index":40,"name":"Gara"},"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":2275,"month":8,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2552210.770833,"ahargana":1963745.2708,"kali_year":5377,"ayanamsa_lahiri":27.7031,"grahas":{"sun":{"sidereal_longitude":112.46563800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":353.444438,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":-0.3965},"mars":{"sidereal_longitude":137.58463799999998,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":93.51273800000001,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":97.63193799999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"venus":{"sidereal_longitude":127.31333799999999,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":154.19433800000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":171.3253,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":351.3253,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","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":2275,"month":8,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2552210.770833,"kali_year":5377,"ahargana":1963745.2708,"sun":{"sidereal_longitude":111.2191,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":356.3851,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":245.166,"elapsed_within_tithi_degrees":5.166},"nakshatra":{"number":27,"name":"Revatī","pada":3,"moon_longitude":356.3851,"elapsed_within_degrees":9.7185},"yoga":{"number":9,"name":"Śūla","sum_longitude":107.6042},"karana":{"half_tithi_index":40,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.396,"elongation":114.834},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.396,"opposition_distance":65.166}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2332,"vikram_samvatsara":"Vibhava","saka_samvat":2197,"saka_samvatsara":"Rākṣasa","bengali_samvat":1682,"malayalam_era":1451,"nanakshahi_year":806,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Kṛṣṇa Ṣaṣṭhī · Vikram 2332 Vibhava · Śaka 2197 Rākṣasa"},"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":[]},"validity":{"eternal":false,"valid_from":"2275-08-13T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga August 13, 2275 CE · Vidhyamitra","description":"Vedic pañchāṅga for August 13, 2275 CE: Kṛṣṇa Ṣaṣṭhī · Revatī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2275-08-13","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2275-08-13","sa":"https://sa.vidhyamitra.com/day/2275-08-13","hi":"https://hi.vidhyamitra.com/day/2275-08-13","x-default":"https://vidhyamitra.com/day/2275-08-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T10:47:20.873Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-30T10:47:20.873Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}