{"id":"vidhyamitra:day:2335-04-21:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/2335-04-21","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2335-04-21","date_display":"April 21, 2335 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":2335,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2574010.770833,"kali_year":5436,"ahargana":1985545.2708,"sun":{"sidereal_longitude":0.9894,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":318.5989,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":317.6095,"elapsed_within_tithi_degrees":5.6095},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":318.5989,"elapsed_within_degrees":11.9323},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.5884},"karana":{"half_tithi_index":52,"name":"Kaulava"},"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":2335,"month":4,"day":21,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2574010.770833,"ahargana":1985545.2708,"kali_year":5436,"ayanamsa_lahiri":28.5369,"grahas":{"sun":{"sidereal_longitude":1.6436180000000036,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"moon":{"sidereal_longitude":317.6913179999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false,"latitude":-3.0293},"mars":{"sidereal_longitude":44.46351800000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":331.810618,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":95.031518,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"venus":{"sidereal_longitude":30.896817999999996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":165.39391799999999,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":96.2564,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":276.2564,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"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":2335,"month":4,"day":21,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2574010.770833,"kali_year":5436,"ahargana":1985545.2708,"sun":{"sidereal_longitude":0.9894,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":318.5989,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":317.6095,"elapsed_within_tithi_degrees":5.6095},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4,"moon_longitude":318.5989,"elapsed_within_degrees":11.9323},"yoga":{"number":24,"name":"Śukla","sum_longitude":319.5884},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.029,"elongation":42.391},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.029,"opposition_distance":137.609}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2392,"vikram_samvatsara":"Vibhava","saka_samvat":2257,"saka_samvatsara":"Rākṣasa","bengali_samvat":1742,"malayalam_era":1511,"nanakshahi_year":866,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Vasanta (Spring)","display_summary":"Vaiśākha Kṛṣṇa Dvādaśī · Vikram 2392 Vibhava · Śaka 2257 Rākṣasa"},"festivals":[],"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":"2335-04-21T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga April 21, 2335 CE · Vidhyamitra","description":"Vedic pañchāṅga for April 21, 2335 CE: Kṛṣṇa Dvādaśī · Śatabhiṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/2335-04-21","hreflang_alternates":{"en":"https://vidhyamitra.com/day/2335-04-21","sa":"https://sa.vidhyamitra.com/day/2335-04-21","hi":"https://hi.vidhyamitra.com/day/2335-04-21","x-default":"https://vidhyamitra.com/day/2335-04-21"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-04T19:09:48.229Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-04T19:09:48.229Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}