{"id":"vidhyamitra:day:1822-02-11:en","page_class":"VM-1-day","url":"https://vidhyamitra.com/day/1822-02-11","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1822-02-11","date_display":"February 11, 1822 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":1822,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386572.770833,"kali_year":4923,"ahargana":1798107.2708,"sun":{"sidereal_longitude":300.944,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":178.7927,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":237.8487,"elapsed_within_tithi_degrees":9.8487},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.7927,"elapsed_within_degrees":5.4594},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.7368},"karana":{"half_tithi_index":39,"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":1822,"month":2,"day":11,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2386572.770833,"ahargana":1798107.2708,"kali_year":4923,"ayanamsa_lahiri":21.3681,"grahas":{"sun":{"sidereal_longitude":300.4407269999999,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":176.62712699999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false,"latitude":-3.5041},"mars":{"sidereal_longitude":134.390627,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":1},"retrograde":true},"mercury":{"sidereal_longitude":317.161427,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":6.179927000000021,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":337.53212699999995,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":true},"saturn":{"sidereal_longitude":2.222426999999982,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":307.6237,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"ketu":{"sidereal_longitude":127.6237,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":3},"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":1822,"month":2,"day":11,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2386572.770833,"kali_year":4923,"ahargana":1798107.2708,"sun":{"sidereal_longitude":300.944,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":178.7927,"rashi":6,"rashi_name":"Kanyā"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":237.8487,"elapsed_within_tithi_degrees":9.8487},"nakshatra":{"number":14,"name":"Citrā","pada":2,"moon_longitude":178.7927,"elapsed_within_degrees":5.4594},"yoga":{"number":9,"name":"Śūla","sum_longitude":119.7368},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.504,"elongation":122.151},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.504,"opposition_distance":57.849}},"eclipse_window_40days":[{"offset_days":-5,"type":"lunar","occurs":true,"moon_latitude":0.987,"opposition_distance":0.648},{"offset_days":11,"type":"solar","occurs":true,"moon_latitude":0.51,"elongation":1.465}]},"calendars":{"vikram_samvat":1879,"vikram_samvatsara":"Manmatha","saka_samvat":1744,"saka_samvatsara":"Citrabhānu","bengali_samvat":1229,"malayalam_era":998,"nanakshahi_year":353,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Kṛṣṇa Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Kṛṣṇa Pañcamī · Vikram 1879 Manmatha · Śaka 1744 Citrabhānu"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"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":"1822-02-11T00:00:00Z"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate; Vidhyamitra substrate"},"seo":{"title":"Pañchāṅga February 11, 1822 CE · Vidhyamitra","description":"Vedic pañchāṅga for February 11, 1822 CE: Kṛṣṇa Pañcamī · Citrā.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/day/1822-02-11","hreflang_alternates":{"en":"https://vidhyamitra.com/day/1822-02-11","sa":"https://sa.vidhyamitra.com/day/1822-02-11","hi":"https://hi.vidhyamitra.com/day/1822-02-11","x-default":"https://vidhyamitra.com/day/1822-02-11"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-21T12:08:25.945Z","verification":{"type":"multi-marker","confidence":"canonical"}}],"meta":{"generated_at":"2026-05-21T12:08:25.945Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa"}}}