{"id":"vidhyamitra:city-day:ranchi:1860-02-01:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1860-02-01","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1860-02-01","date_display":"February 1, 1860 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":1860,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400441.770833,"kali_year":4961,"ahargana":1811976.2708,"sun":{"sidereal_longitude":289.9103,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":32.8928,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.9825,"elapsed_within_tithi_degrees":6.9825},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.8928,"elapsed_within_degrees":6.2261},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.8031},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1860,"month":2,"day":1,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2400441.770833,"ahargana":1811976.2708,"kali_year":4961,"ayanamsa_lahiri":21.8985,"grahas":{"sun":{"sidereal_longitude":289.55802900000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":3},"retrograde":false},"moon":{"sidereal_longitude":29.174729000000013,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false,"latitude":4.4299},"mars":{"sidereal_longitude":220.41582900000003,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"mercury":{"sidereal_longitude":278.71012900000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":86.70712900000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":7,"name":"Punarvasu","pada":3},"retrograde":true},"venus":{"sidereal_longitude":321.702129,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":122.818329,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":1},"retrograde":true},"rahu":{"sidereal_longitude":292.7773,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":112.7773,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","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":1860,"month":2,"day":1,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2400441.770833,"kali_year":4961,"ahargana":1811976.2708,"sun":{"sidereal_longitude":289.9103,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":32.8928,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":9,"name":"Navamī","paksha":"Śukla","full_name":"Śukla Navamī","elongation_degrees":102.9825,"elapsed_within_tithi_degrees":6.9825},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2,"moon_longitude":32.8928,"elapsed_within_degrees":6.2261},"yoga":{"number":25,"name":"Brahma","sum_longitude":322.8031},"karana":{"half_tithi_index":17,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.43,"elongation":102.983},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.43,"opposition_distance":77.017}},"eclipse_window_40days":[{"offset_days":-9,"type":"solar","occurs":true,"moon_latitude":-0.859,"elongation":1.529},{"offset_days":6,"type":"lunar","occurs":true,"moon_latitude":-0.157,"opposition_distance":1.566}]},"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"ranchi","name":"Ranchi, Jharkhand","lat":23.3441,"lon":85.3096,"tz_offset_hours":5.5,"state":"Jharkhand","country":"IN","tier":"tier-1"},"sunriseLocal":"06:30","sunsetLocal":"17:35","solarNoonLocal":"12:02","dayLengthHours":11.095011870513549,"dayLengthDisplay":"11 Hours 05 Mins 42 Secs","nightLengthDisplay":"12 Hours 54 Mins 18 Secs","moonriseLocal":"12:06","moonsetLocal":"01:16","rahuKala":{"name":"Rāhu Kāla","start":"12:02","end":"13:26","startHours":12.040849135289927,"endHours":13.42772561910412,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:53","end":"09:16","startHours":7.880219683847345,"endHours":9.267096167661538,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:39","end":"12:02","startHours":10.653972651475733,"endHours":12.040849135289927,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.08217930315298,"endHours":9.452013032170099,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:57","end":"07:15","startHours":6.95563536130455,"endHours":7.2515023445182445,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:40","end":"12:25","startHours":11.671015406272808,"endHours":12.410682864307045,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:01","end":"05:45","startHours":5.014008283964679,"endHours":5.753675741998915,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:34","end":"06:30","startHours":5.568758877490357,"endHours":6.493343200033152,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:53","end":"14:38","startHours":13.89001778037552,"endHours":14.629685238409756,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:23","end":"17:47","startHours":17.3883550705467,"endHours":17.7883550705467,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:35","end":"18:03","startHours":17.5883550705467,"endHours":18.0506472318181,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:20","end":"19:05","startHours":17.3383550705467,"endHours":19.0883550705467,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:40","end":"00:25","startHours":23.671015406272808,"endHours":24.41068286430704,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"06:30","end":"07:53","startHours":6.493343200033152,"endHours":7.880219683847345,"quality":"auspicious"},{"name":"Amṛta","start":"07:53","end":"09:16","startHours":7.880219683847345,"endHours":9.267096167661538,"quality":"auspicious"},{"name":"Kāla","start":"09:16","end":"10:39","startHours":9.267096167661538,"endHours":10.653972651475733,"quality":"inauspicious"},{"name":"Śubha","start":"10:39","end":"12:02","startHours":10.653972651475733,"endHours":12.040849135289927,"quality":"auspicious"},{"name":"Roga","start":"12:02","end":"13:26","startHours":12.040849135289927,"endHours":13.42772561910412,"quality":"inauspicious"},{"name":"Udveg","start":"13:26","end":"14:49","startHours":13.42772561910412,"endHours":14.814602102918315,"quality":"inauspicious"},{"name":"Chala","start":"14:49","end":"16:12","startHours":14.814602102918315,"endHours":16.201478586732506,"quality":"neutral"},{"name":"Labha","start":"16:12","end":"17:35","startHours":16.201478586732506,"endHours":17.5883550705467,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"17:35","end":"19:12","startHours":17.5883550705467,"endHours":19.201478586732506,"quality":"inauspicious"},{"name":"Chala","start":"19:12","end":"20:49","startHours":19.201478586732506,"endHours":20.814602102918315,"quality":"neutral"},{"name":"Labha","start":"20:49","end":"22:26","startHours":20.814602102918315,"endHours":22.42772561910412,"quality":"auspicious"},{"name":"Amṛta","start":"22:26","end":"00:02","startHours":22.42772561910412,"endHours":24.040849135289925,"quality":"auspicious"},{"name":"Kāla","start":"00:02","end":"01:39","startHours":24.040849135289925,"endHours":25.653972651475733,"quality":"inauspicious"},{"name":"Śubha","start":"01:39","end":"03:16","startHours":25.653972651475733,"endHours":27.26709616766154,"quality":"auspicious"},{"name":"Roga","start":"03:16","end":"04:53","startHours":27.26709616766154,"endHours":28.880219683847344,"quality":"inauspicious"},{"name":"Udveg","start":"04:53","end":"06:30","startHours":28.880219683847344,"endHours":30.493343200033152,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:30","end":"07:30","startHours":6.493343200033152,"endHours":7.493343200033152,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"07:30","end":"08:30","startHours":7.493343200033152,"endHours":8.493343200033152,"planetary_lord":"Venus"},{"name":"Hora 3","start":"08:30","end":"09:30","startHours":8.493343200033152,"endHours":9.493343200033152,"planetary_lord":"Sun"},{"name":"Hora 4","start":"09:30","end":"10:30","startHours":9.493343200033152,"endHours":10.493343200033152,"planetary_lord":"Mars"},{"name":"Hora 5","start":"10:30","end":"11:30","startHours":10.493343200033152,"endHours":11.493343200033152,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"11:30","end":"12:30","startHours":11.493343200033152,"endHours":12.493343200033152,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"12:30","end":"13:30","startHours":12.493343200033152,"endHours":13.493343200033152,"planetary_lord":"Moon"},{"name":"Hora 8","start":"13:30","end":"14:30","startHours":13.493343200033152,"endHours":14.493343200033152,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"14:30","end":"15:30","startHours":14.493343200033152,"endHours":15.493343200033152,"planetary_lord":"Venus"},{"name":"Hora 10","start":"15:30","end":"16:30","startHours":15.493343200033152,"endHours":16.493343200033152,"planetary_lord":"Sun"},{"name":"Hora 11","start":"16:30","end":"17:30","startHours":16.493343200033152,"endHours":17.493343200033152,"planetary_lord":"Mars"},{"name":"Hora 12","start":"17:30","end":"18:30","startHours":17.493343200033152,"endHours":18.493343200033152,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"18:30","end":"19:30","startHours":18.493343200033152,"endHours":19.493343200033152,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"19:30","end":"20:30","startHours":19.493343200033152,"endHours":20.493343200033152,"planetary_lord":"Moon"},{"name":"Hora 15","start":"20:30","end":"21:30","startHours":20.493343200033152,"endHours":21.493343200033152,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"21:30","end":"22:30","startHours":21.493343200033152,"endHours":22.493343200033152,"planetary_lord":"Venus"},{"name":"Hora 17","start":"22:30","end":"23:30","startHours":22.493343200033152,"endHours":23.493343200033152,"planetary_lord":"Sun"},{"name":"Hora 18","start":"23:30","end":"00:30","startHours":23.493343200033152,"endHours":24.493343200033152,"planetary_lord":"Mars"},{"name":"Hora 19","start":"00:30","end":"01:30","startHours":24.493343200033152,"endHours":25.493343200033152,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"01:30","end":"02:30","startHours":25.493343200033152,"endHours":26.493343200033152,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"02:30","end":"03:30","startHours":26.493343200033152,"endHours":27.493343200033152,"planetary_lord":"Moon"},{"name":"Hora 22","start":"03:30","end":"04:30","startHours":27.493343200033152,"endHours":28.493343200033152,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"04:30","end":"05:30","startHours":28.493343200033152,"endHours":29.493343200033152,"planetary_lord":"Venus"},{"name":"Hora 24","start":"05:30","end":"06:30","startHours":29.493343200033152,"endHours":30.493343200033152,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"North (Uttara)","chandraVasa":"East","rahuVasa":"South-West","anandadiYoga":{"name":"Lumba","quality":"Auspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-17.34255229642836,"eotMinutes":-13.689348117395623,"ayanamsa":21.8985}},"calendars":{"vikram_samvat":1917,"vikram_samvatsara":"Śrīmukha","saka_samvat":1782,"saka_samvatsara":"Raudra","bengali_samvat":1267,"malayalam_era":1036,"nanakshahi_year":391,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Māgha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Śukla Navamī · Vikram 1917 Śrīmukha · Śaka 1782 Raudra"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — 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},{"historical_date":"-1626101-04-03","event":"Bhagavān Rāma's birth at Ayodhyā","chart_id":"rama","shared_marker":"same Śukla Navamī","url":"/day/-1626101-04-03","relevance":0.5}]},"validity":{"eternal":false,"location_specific":"ranchi"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 1, 1860 CE · Ranchi, Jharkhand · Vidhyamitra","description":"February 1, 1860 CE for Ranchi, Jharkhand: Śukla Navamī, sūryodaya 06:30, sūryāsta 17:35.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1860-02-01","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1860-02-01","sa":"https://sa.vidhyamitra.com/city/ranchi/1860-02-01","hi":"https://hi.vidhyamitra.com/city/ranchi/1860-02-01","x-default":"https://vidhyamitra.com/city/ranchi/1860-02-01"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T06:02:07.383Z","verification":{"type":"multi-marker","confidence":"canonical"}},{"pillar":"Vidhyamitra-Tier2","pillar_version":"0.1.0","method":"Spherical astronomy + Lahiri ayanamsa + standard solar declination + EoT correction","retrieved_at":"2026-06-03T06:02:07.383Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T06:02:07.383Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}