{"id":"vidhyamitra:day:1948-06-13:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1948-06-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1948-06-13","date_display":"June 13, 1948 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":1948,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432715.770833,"kali_year":5050,"ahargana":1844250.2708,"sun":{"sidereal_longitude":58.7066,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":130.9843,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.2778,"elapsed_within_tithi_degrees":0.2778},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.9843,"elapsed_within_degrees":10.9843},"yoga":{"number":15,"name":"Vajra","sum_longitude":189.6909},"karana":{"half_tithi_index":12,"name":"Gara"},"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":1948,"month":6,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2432715.770833,"ahargana":1844250.2708,"kali_year":5050,"ayanamsa_lahiri":23.1329,"grahas":{"sun":{"sidereal_longitude":58.79792500000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"moon":{"sidereal_longitude":133.03492500000004,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":4},"retrograde":false,"latitude":4.2735},"mars":{"sidereal_longitude":139.03682500000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":74.869125,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":242.58342500000003,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":true},"venus":{"sidereal_longitude":76.782825,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":4},"retrograde":true},"saturn":{"sidereal_longitude":115.57522500000005,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":22.7455,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":202.7455,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","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":1948,"month":6,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2432715.770833,"kali_year":5050,"ahargana":1844250.2708,"sun":{"sidereal_longitude":58.7066,"rashi":2,"rashi_name":"Vṛṣabha"},"moon":{"sidereal_longitude":130.9843,"rashi":5,"rashi_name":"Siṃha"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":72.2778,"elapsed_within_tithi_degrees":0.2778},"nakshatra":{"number":10,"name":"Maghā","pada":4,"moon_longitude":130.9843,"elapsed_within_degrees":10.9843},"yoga":{"number":15,"name":"Vajra","sum_longitude":189.6909},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.273,"elongation":72.278},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.273,"opposition_distance":107.722}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2005,"vikram_samvatsara":"Plava","saka_samvat":1870,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1355,"malayalam_era":1124,"nanakshahi_year":479,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Śukla Pakṣa","solar_month":"Vṛṣabha (Vaikāsi)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Śukla Saptamī · Vikram 2005 Plava · Śaka 1870 Sarvadhāri"},"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":"1948-06-13T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga June 13, 1948 CE · Vidhyamitra","description":"Vedic pañchāṅga for June 13, 1948 CE: Śukla Saptamī · Maghā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1948-06-13","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1948-06-13","sa":"https://sa.vidhyamitra.com/day/1948-06-13","hi":"https://hi.vidhyamitra.com/day/1948-06-13","x-default":"https://vidhyamitra.com/day/1948-06-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T20:01:46.260Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T20:01:46.260Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}