{"id":"vidhyamitra:day:1858-09-24:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1858-09-24","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1858-09-24","date_display":"September 24, 1858 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":1858,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2399946.770833,"kali_year":4960,"ahargana":1811481.2708,"sun":{"sidereal_longitude":158.4059,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":348.8319,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":190.426,"elapsed_within_tithi_degrees":10.426},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":348.8319,"elapsed_within_degrees":2.1653},"yoga":{"number":12,"name":"Dhruva","sum_longitude":147.2378},"karana":{"half_tithi_index":31,"name":"Kaulava"},"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":1858,"month":9,"day":24,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2399946.770833,"ahargana":1811481.2708,"kali_year":4960,"ayanamsa_lahiri":21.8796,"grahas":{"sun":{"sidereal_longitude":158.807142,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"moon":{"sidereal_longitude":349.930242,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":1},"retrograde":false,"latitude":2.2365},"mars":{"sidereal_longitude":244.550742,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":146.03164200000003,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":60.47524199999998,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":207.13434200000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":108.361242,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":319.0048,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":139.0048,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":2},"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":1858,"month":9,"day":24,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2399946.770833,"kali_year":4960,"ahargana":1811481.2708,"sun":{"sidereal_longitude":158.4059,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":348.8319,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":16,"name":"Pratipada","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pratipada","elongation_degrees":190.426,"elapsed_within_tithi_degrees":10.426},"nakshatra":{"number":27,"name":"Revatī","pada":1,"moon_longitude":348.8319,"elapsed_within_degrees":2.1653},"yoga":{"number":12,"name":"Dhruva","sum_longitude":147.2378},"karana":{"half_tithi_index":31,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.236,"elongation":169.574},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.236,"opposition_distance":10.426}},"eclipse_window_40days":[{"offset_days":-1,"type":"lunar","occurs":true,"moon_latitude":1.266,"opposition_distance":2.01}]},"calendars":{"vikram_samvat":1915,"vikram_samvatsara":"Prajāpati","saka_samvat":1780,"saka_samvatsara":"Kālayukta","bengali_samvat":1265,"malayalam_era":1034,"nanakshahi_year":389,"lunar_month":"Āśvina","lunar_month_paksha_full":"Āśvina Kṛṣṇa Pakṣa","solar_month":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Āśvina Kṛṣṇa Pratipada · Vikram 1915 Prajāpati · Śaka 1780 Kālayukta"},"festivals":[{"id":"kanya-sankranti","name":"Kanyā Saṅkrānti (Mahālaya begins)","name_sanskrit":"कन्या सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Virgo; Mahālaya / Pitṛ-Pakṣa solar marker.","vrata":false,"detection":{"sun_rashi":"Kanyā"},"precedence":4}],"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":"1858-09-24T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga September 24, 1858 CE · Vidhyamitra","description":"Vedic pañchāṅga for September 24, 1858 CE: Kṛṣṇa Pratipada · Revatī.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1858-09-24","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1858-09-24","sa":"https://sa.vidhyamitra.com/day/1858-09-24","hi":"https://hi.vidhyamitra.com/day/1858-09-24","x-default":"https://vidhyamitra.com/day/1858-09-24"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T09:35:59.495Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-18T09:35:59.495Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}