{"id":"vidhyamitra:day:1710-04-18:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1710-04-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1710-04-18","date_display":"April 18, 1710 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":1710,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2345731.770833,"kali_year":4812,"ahargana":1757266.2708,"sun":{"sidereal_longitude":8.5063,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":244.6793,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.173,"elapsed_within_tithi_degrees":8.173},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.6793,"elapsed_within_degrees":4.6793},"yoga":{"number":19,"name":"Parigha","sum_longitude":253.1857},"karana":{"half_tithi_index":39,"name":"Taitila"},"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":1710,"month":4,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2345731.770833,"ahargana":1757266.2708,"kali_year":4812,"ayanamsa_lahiri":19.806,"grahas":{"sun":{"sidereal_longitude":7.730454000000009,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":245.6558540000001,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false,"latitude":-4.1384},"mars":{"sidereal_longitude":346.381654,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":346.574754,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":224.691554,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":4},"retrograde":true},"venus":{"sidereal_longitude":1.1600540000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":true},"saturn":{"sidereal_longitude":84.00645399999996,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":311.5764,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":131.5764,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"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":1710,"month":4,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2345731.770833,"kali_year":4812,"ahargana":1757266.2708,"sun":{"sidereal_longitude":8.5063,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":244.6793,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":236.173,"elapsed_within_tithi_degrees":8.173},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":244.6793,"elapsed_within_degrees":4.6793},"yoga":{"number":19,"name":"Parigha","sum_longitude":253.1857},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.138,"elongation":123.827},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.138,"opposition_distance":56.173}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1767,"vikram_samvatsara":"Śobhana","saka_samvat":1632,"saka_samvatsara":"Vikṛti","bengali_samvat":1117,"malayalam_era":886,"nanakshahi_year":241,"lunar_month":"Vaiśākha","lunar_month_paksha_full":"Vaiśākha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Vaiśākha","lunar_month_amanta":"Caitra","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 Pañcamī · Vikram 1767 Śobhana · Śaka 1632 Vikṛti"},"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":"1710-04-18T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga April 18, 1710 CE · Vidhyamitra","description":"Vedic pañchāṅga for April 18, 1710 CE: Kṛṣṇa Pañcamī · Mūla.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1710-04-18","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1710-04-18","sa":"https://sa.vidhyamitra.com/day/1710-04-18","hi":"https://hi.vidhyamitra.com/day/1710-04-18","x-default":"https://vidhyamitra.com/day/1710-04-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T19:30:05.952Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-01T19:30:05.952Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}