{"id":"vidhyamitra:day:1601-10-25:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1601-10-25","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1601-10-25","date_display":"October 25, 1601 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":1601,"month":10,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2306110.770833,"kali_year":4703,"ahargana":1717645.2708,"sun":{"sidereal_longitude":193.6198,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":183.7989,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.1791,"elapsed_within_tithi_degrees":2.1791},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":183.7989,"elapsed_within_degrees":10.4655},"yoga":{"number":2,"name":"Prīti","sum_longitude":17.4187},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"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":1601,"month":10,"day":25,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2306110.770833,"ahargana":1717645.2708,"kali_year":4703,"ayanamsa_lahiri":18.2907,"grahas":{"sun":{"sidereal_longitude":193.352667,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":182.80576700000006,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false,"latitude":-4.1443},"mars":{"sidereal_longitude":127.855167,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":190.68226700000002,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":175.63156700000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":154.23656700000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":209.46836699999994,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":16,"name":"Viśākhā","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":250.8877,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":70.8877,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","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":1601,"month":10,"day":25,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2306110.770833,"kali_year":4703,"ahargana":1717645.2708,"sun":{"sidereal_longitude":193.6198,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":183.7989,"rashi":7,"rashi_name":"Tulā"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":350.1791,"elapsed_within_tithi_degrees":2.1791},"nakshatra":{"number":14,"name":"Citrā","pada":4,"moon_longitude":183.7989,"elapsed_within_degrees":10.4655},"yoga":{"number":2,"name":"Prīti","sum_longitude":17.4187},"karana":{"half_tithi_index":58,"name":"Catuṣpāda"},"vara":{"number":6,"name":"Guruvāra (Thursday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-4.144,"elongation":9.821},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-4.144,"opposition_distance":170.179}},"eclipse_window_40days":[]},"calendars":{"vikram_samvat":1658,"vikram_samvatsara":"Ānanda","saka_samvat":1523,"saka_samvatsara":"Plava","bengali_samvat":1008,"malayalam_era":777,"nanakshahi_year":132,"lunar_month":"Kārtika","lunar_month_paksha_full":"Kārtika Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Kārtika","lunar_month_amanta":"Āśvina","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Amāvasyā · Vikram 1658 Ānanda · Śaka 1523 Plava"},"festivals":[{"id":"diwali","name":"Dīpāvalī (Diwali)","name_sanskrit":"दीपावली","tradition":"Pan-Hindu","associated_deity":"Lakshmi-Mata","significance":"Lakshmi-Pūjā night; festival of lights; Rāma's return to Ayodhyā.","vrata":false,"detection":{"tithi_number":30,"lunar_month":"Kārtika"},"precedence":1},{"id":"lakshmi-puja","name":"Lakṣmī Pūjā (Diwali main day)","name_sanskrit":"लक्ष्मी पूजा","tradition":"Pan-Hindu","associated_deity":"Mahā-Lakṣmī","significance":"Mahā-Lakṣmī Pūjā on Kārtika Amāvasyā; Diwali main day.","vrata":true,"primary_observance":"Pradoṣa-time Lakṣmī-pūjā in cleaned home; deepa-mālā lighting.","detection":{"tithi_number":30,"tithi_paksha":"Kṛṣṇa","lunar_month":"Kārtika"},"precedence":1}],"todays_walk":{"walk":{"id":"guru-walk","name":"Bṛhaspati Walk","name_sanskrit":"गुरु यात्रा","type":"graha","description":"Wisdom transmission + BG 4.34.","step_count":8,"url":"/walk/guru-walk"},"reason":"Guruvāra (Thursday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"valid_from":"1601-10-25T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga October 25, 1601 CE · Vidhyamitra","description":"Vedic pañchāṅga for October 25, 1601 CE: Kṛṣṇa Amāvasyā · Citrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1601-10-25","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1601-10-25","sa":"https://sa.vidhyamitra.com/day/1601-10-25","hi":"https://hi.vidhyamitra.com/day/1601-10-25","x-default":"https://vidhyamitra.com/day/1601-10-25"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-14T20:35:47.810Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-06-14T20:35:47.810Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no founder-city is the universal center.","purna_chain":["Goloka/Vraja Rādhā-Krishna","Vaikuṇṭha Lakṣmī-Nārāyaṇa","Mahāviṣṇu/Kāraṇodakaśāyī Viṣṇu","Garbhodakaśāyī Viṣṇu","Brahmā","Kṣīrodaka Paramātmā/Antaryāmī (Kṣīrodakaśāyī Viṣṇu)","Bhūmi","reader's own kṣetra anywhere on Bhūmi","exact reading kṣetra","Divyāṁśa-bhakta","chitta/vāṇī/aṅgulī","keyboard-silicon-pathways","Vidhyāmitra substrate","reader/seer","Krishna"],"antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}