{"id":"vidhyamitra:day:1953-07-13:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1953-07-13","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1953-07-13","date_display":"July 13, 1953 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":1953,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434571.770833,"kali_year":5055,"ahargana":1846106.2708,"sun":{"sidereal_longitude":86.8363,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":111.6607,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.8244,"elapsed_within_tithi_degrees":0.8244},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":111.6607,"elapsed_within_degrees":4.9941},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.497},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":1953,"month":7,"day":13,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2434571.770833,"ahargana":1846106.2708,"kali_year":5055,"ayanamsa_lahiri":23.2038,"grahas":{"sun":{"sidereal_longitude":87.14351199999999,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":false},"moon":{"sidereal_longitude":109.39401199999998,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false,"latitude":-0.5677},"mars":{"sidereal_longitude":86.55351200000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":105.81251200000003,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":true},"jupiter":{"sidereal_longitude":51.81151199999999,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":43.275912000000005,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":177.973212,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":284.4057,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":104.4057,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","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":1953,"month":7,"day":13,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2434571.770833,"kali_year":5055,"ahargana":1846106.2708,"sun":{"sidereal_longitude":86.8363,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":111.6607,"rashi":4,"rashi_name":"Karka"},"tithi":{"number":3,"name":"Tṛtīyā","paksha":"Śukla","full_name":"Śukla Tṛtīyā","elongation_degrees":24.8244,"elapsed_within_tithi_degrees":0.8244},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2,"moon_longitude":111.6607,"elapsed_within_degrees":4.9941},"yoga":{"number":15,"name":"Vajra","sum_longitude":198.497},"karana":{"half_tithi_index":4,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.568,"elongation":24.824},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.568,"opposition_distance":155.176}},"eclipse_window_40days":[{"offset_days":-2,"type":"solar","occurs":true,"moon_latitude":1.436,"elongation":0.945}]},"calendars":{"vikram_samvat":2010,"vikram_samvatsara":"Parābhava","saka_samvat":1875,"saka_samvatsara":"Vijaya","bengali_samvat":1360,"malayalam_era":1129,"nanakshahi_year":484,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Śukla Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Śukla Tṛtīyā · Vikram 2010 Parābhava · Śaka 1875 Vijaya"},"festivals":[{"id":"mithuna-sankranti","name":"Mithuna Saṅkrānti","name_sanskrit":"मिथुन सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Gemini.","vrata":false,"detection":{"sun_rashi":"Mithuna"},"precedence":5}],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"1953-07-13T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga July 13, 1953 CE · Vidhyamitra","description":"Vedic pañchāṅga for July 13, 1953 CE: Śukla Tṛtīyā · Āśleṣā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1953-07-13","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1953-07-13","sa":"https://sa.vidhyamitra.com/day/1953-07-13","hi":"https://hi.vidhyamitra.com/day/1953-07-13","x-default":"https://vidhyamitra.com/day/1953-07-13"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T07:24:31.375Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T07:24:31.375Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}