{"id":"vidhyamitra:day:1997-07-01:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1997-07-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1997-07-01","date_display":"July 1, 1997 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":1997,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450630.770833,"kali_year":5099,"ahargana":1862165.2708,"sun":{"sidereal_longitude":75.1123,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":29.9542,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.842,"elapsed_within_tithi_degrees":2.842},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.9542,"elapsed_within_degrees":3.2876},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.0665},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":1997,"month":7,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2450630.770833,"ahargana":1862165.2708,"kali_year":5099,"ayanamsa_lahiri":23.818,"grahas":{"sun":{"sidereal_longitude":75.440741,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":30.238640999999973,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false,"latitude":-3.7483},"mars":{"sidereal_longitude":161.590241,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":81.779041,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":297.455641,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":2},"retrograde":true},"venus":{"sidereal_longitude":98.987841,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":355.672641,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":153.5226,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":333.5226,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","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":1997,"month":7,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2450630.770833,"kali_year":5099,"ahargana":1862165.2708,"sun":{"sidereal_longitude":75.1123,"rashi":3,"rashi_name":"Mithuna"},"moon":{"sidereal_longitude":29.9542,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":314.842,"elapsed_within_tithi_degrees":2.842},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1,"moon_longitude":29.9542,"elapsed_within_degrees":3.2876},"yoga":{"number":8,"name":"Dhṛti","sum_longitude":105.0665},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.748,"elongation":45.158},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.748,"opposition_distance":134.842}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":2054,"vikram_samvatsara":"Vikṛti","saka_samvat":1919,"saka_samvatsara":"Īśvara","bengali_samvat":1404,"malayalam_era":1173,"nanakshahi_year":528,"lunar_month":"Āṣāḍha","lunar_month_paksha_full":"Āṣāḍha Kṛṣṇa Pakṣa","solar_month":"Mithuna (Āni)","ritu":"Grīṣma (Summer)","display_summary":"Āṣāḍha Kṛṣṇa Dvādaśī · Vikram 2054 Vikṛti · Śaka 1919 Īśvara"},"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":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-04","event":"Mahābhārata Day 1 (Bhagavad Gītā delivered)","chart_id":"krishna","shared_marker":"same Kṛttikā","url":"/day/-3137-10-04","relevance":0.5},{"historical_date":"-3137-12-25","event":"Bhīṣma's Mahaprasthan","chart_id":"bhishma","shared_marker":"same Kṛttikā","url":"/day/-3137-12-25","relevance":0.5}]},"validity":{"eternal":false,"valid_from":"1997-07-01T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga July 1, 1997 CE · Vidhyamitra","description":"Vedic pañchāṅga for July 1, 1997 CE: Kṛṣṇa Dvādaśī · Kṛttikā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1997-07-01","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1997-07-01","sa":"https://sa.vidhyamitra.com/day/1997-07-01","hi":"https://hi.vidhyamitra.com/day/1997-07-01","x-default":"https://vidhyamitra.com/day/1997-07-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-14T11:42:52.603Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-14T11:42:52.603Z","pillar_versions":{"BOB-History":"Pūrṇa"}}}