{"id":"vidhyamitra:city-day:ranchi:1990-10-06:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/1990-10-06","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1990-10-06","date_display":"October 6, 1990 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":1990,"month":10,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448170.770833,"kali_year":5092,"ahargana":1859705.2708,"sun":{"sidereal_longitude":168.0821,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":7.0726,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.9905,"elapsed_within_tithi_degrees":6.9905},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.0726,"elapsed_within_degrees":7.0726},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.1547},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1990,"month":10,"day":6,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2448170.770833,"ahargana":1859705.2708,"kali_year":5092,"ayanamsa_lahiri":23.7239,"grahas":{"sun":{"sidereal_longitude":168.80423099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":3},"retrograde":false},"moon":{"sidereal_longitude":9.864330999999993,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":3},"retrograde":false,"latitude":4.4683},"mars":{"sidereal_longitude":49.424031000000014,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":3},"retrograde":true},"mercury":{"sidereal_longitude":156.928131,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":105.325131,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"venus":{"sidereal_longitude":162.07973100000004,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":264.940431,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":283.8652,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":103.8652,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"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":1990,"month":10,"day":6,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2448170.770833,"kali_year":5092,"ahargana":1859705.2708,"sun":{"sidereal_longitude":168.0821,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":7.0726,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":17,"name":"Dvitīyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvitīyā","elongation_degrees":198.9905,"elapsed_within_tithi_degrees":6.9905},"nakshatra":{"number":1,"name":"Aśvinī","pada":3,"moon_longitude":7.0726,"elapsed_within_degrees":7.0726},"yoga":{"number":14,"name":"Harṣaṇa","sum_longitude":175.1547},"karana":{"half_tithi_index":33,"name":"Gara"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":4.468,"elongation":161.009},"lunar":{"type":"lunar","occurs":false,"moon_latitude":4.468,"opposition_distance":18.991}},"eclipse_window_40days":[]},"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":"05:41","sunsetLocal":"17:31","solarNoonLocal":"11:36","dayLengthHours":11.835886272744531,"dayLengthDisplay":"11 Hours 50 Mins 09 Secs","nightLengthDisplay":"12 Hours 09 Mins 51 Secs","moonriseLocal":"18:35","moonsetLocal":"07:25","rahuKala":{"name":"Rāhu Kāla","start":"08:39","end":"10:07","startHours":8.642394678516077,"endHours":10.121880462609141,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:05","end":"14:34","startHours":13.080852030795274,"endHours":14.560337814888342,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"05:41","end":"07:10","startHours":5.683423110329943,"endHours":7.162908894423009,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:27","end":"08:50","startHours":8.445129907303667,"endHours":8.839659449728485,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:11","end":"06:30","startHours":6.176585038360965,"endHours":6.492208672300819,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:12","end":"12:00","startHours":11.206836704277391,"endHours":11.995895789127028,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:06","end":"04:54","startHours":4.105304940630672,"endHours":4.894364025480307,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:42","end":"05:41","startHours":4.697099254267899,"endHours":5.683423110329943,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:34","end":"14:22","startHours":13.574013958826296,"endHours":14.36307304367593,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:19","end":"17:43","startHours":17.319309383074476,"endHours":17.719309383074474,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:31","end":"18:01","startHours":17.519309383074475,"endHours":18.012471311105497,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:16","end":"19:01","startHours":17.269309383074475,"endHours":19.019309383074475,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:12","end":"00:00","startHours":23.206836704277393,"endHours":23.995895789127026,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"05:41","end":"07:10","startHours":5.683423110329943,"endHours":7.162908894423009,"quality":"inauspicious"},{"name":"Śubha","start":"07:10","end":"08:39","startHours":7.162908894423009,"endHours":8.642394678516077,"quality":"auspicious"},{"name":"Roga","start":"08:39","end":"10:07","startHours":8.642394678516077,"endHours":10.121880462609141,"quality":"inauspicious"},{"name":"Udveg","start":"10:07","end":"11:36","startHours":10.121880462609141,"endHours":11.60136624670221,"quality":"inauspicious"},{"name":"Chala","start":"11:36","end":"13:05","startHours":11.60136624670221,"endHours":13.080852030795274,"quality":"neutral"},{"name":"Labha","start":"13:05","end":"14:34","startHours":13.080852030795274,"endHours":14.560337814888342,"quality":"auspicious"},{"name":"Amṛta","start":"14:34","end":"16:02","startHours":14.560337814888342,"endHours":16.039823598981407,"quality":"auspicious"},{"name":"Kāla","start":"16:02","end":"17:31","startHours":16.039823598981407,"endHours":17.519309383074475,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"17:31","end":"19:02","startHours":17.519309383074475,"endHours":19.039823598981407,"quality":"auspicious"},{"name":"Amṛta","start":"19:02","end":"20:34","startHours":19.039823598981407,"endHours":20.560337814888342,"quality":"auspicious"},{"name":"Kāla","start":"20:34","end":"22:05","startHours":20.560337814888342,"endHours":22.080852030795278,"quality":"inauspicious"},{"name":"Śubha","start":"22:05","end":"23:36","startHours":22.080852030795278,"endHours":23.60136624670221,"quality":"auspicious"},{"name":"Roga","start":"23:36","end":"01:07","startHours":23.60136624670221,"endHours":25.12188046260914,"quality":"inauspicious"},{"name":"Udveg","start":"01:07","end":"02:39","startHours":25.12188046260914,"endHours":26.642394678516077,"quality":"inauspicious"},{"name":"Chala","start":"02:39","end":"04:10","startHours":26.642394678516077,"endHours":28.162908894423012,"quality":"neutral"},{"name":"Labha","start":"04:10","end":"05:41","startHours":28.162908894423012,"endHours":29.683423110329944,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"05:41","end":"06:41","startHours":5.683423110329943,"endHours":6.683423110329943,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"06:41","end":"07:41","startHours":6.683423110329943,"endHours":7.683423110329943,"planetary_lord":"Moon"},{"name":"Hora 3","start":"07:41","end":"08:41","startHours":7.683423110329943,"endHours":8.683423110329944,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"08:41","end":"09:41","startHours":8.683423110329944,"endHours":9.683423110329944,"planetary_lord":"Venus"},{"name":"Hora 5","start":"09:41","end":"10:41","startHours":9.683423110329944,"endHours":10.683423110329944,"planetary_lord":"Sun"},{"name":"Hora 6","start":"10:41","end":"11:41","startHours":10.683423110329944,"endHours":11.683423110329944,"planetary_lord":"Mars"},{"name":"Hora 7","start":"11:41","end":"12:41","startHours":11.683423110329944,"endHours":12.683423110329944,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"12:41","end":"13:41","startHours":12.683423110329944,"endHours":13.683423110329944,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"13:41","end":"14:41","startHours":13.683423110329944,"endHours":14.683423110329944,"planetary_lord":"Moon"},{"name":"Hora 10","start":"14:41","end":"15:41","startHours":14.683423110329944,"endHours":15.683423110329944,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"15:41","end":"16:41","startHours":15.683423110329944,"endHours":16.683423110329944,"planetary_lord":"Venus"},{"name":"Hora 12","start":"16:41","end":"17:41","startHours":16.683423110329944,"endHours":17.683423110329944,"planetary_lord":"Sun"},{"name":"Hora 13","start":"17:41","end":"18:41","startHours":17.683423110329944,"endHours":18.683423110329944,"planetary_lord":"Mars"},{"name":"Hora 14","start":"18:41","end":"19:41","startHours":18.683423110329944,"endHours":19.683423110329944,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"19:41","end":"20:41","startHours":19.683423110329944,"endHours":20.683423110329944,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"20:41","end":"21:41","startHours":20.683423110329944,"endHours":21.683423110329944,"planetary_lord":"Moon"},{"name":"Hora 17","start":"21:41","end":"22:41","startHours":21.683423110329944,"endHours":22.683423110329944,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"22:41","end":"23:41","startHours":22.683423110329944,"endHours":23.683423110329944,"planetary_lord":"Venus"},{"name":"Hora 19","start":"23:41","end":"00:41","startHours":23.683423110329944,"endHours":24.683423110329944,"planetary_lord":"Sun"},{"name":"Hora 20","start":"00:41","end":"01:41","startHours":24.683423110329944,"endHours":25.683423110329944,"planetary_lord":"Mars"},{"name":"Hora 21","start":"01:41","end":"02:41","startHours":25.683423110329944,"endHours":26.683423110329944,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"02:41","end":"03:41","startHours":26.683423110329944,"endHours":27.683423110329944,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"03:41","end":"04:41","startHours":27.683423110329944,"endHours":28.683423110329944,"planetary_lord":"Moon"},{"name":"Hora 24","start":"04:41","end":"05:41","startHours":28.683423110329944,"endHours":29.683423110329944,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","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":"East (Pūrva)","chandraVasa":"East","rahuVasa":"East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Śarad (Autumn) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-4.949386561734543,"eotMinutes":12.679625197867345,"ayanamsa":23.7239}},"calendars":{"vikram_samvat":2047,"vikram_samvatsara":"Subhānu","saka_samvat":1912,"saka_samvatsara":"Pramoda","bengali_samvat":1397,"malayalam_era":1166,"nanakshahi_year":521,"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":"Kanyā (Puraṭṭāsi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Dvitīyā · Vikram 2047 Subhānu · Śaka 1912 Pramoda"},"festivals":[],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 October 6, 1990 CE · Ranchi, Jharkhand · Vidhyamitra","description":"October 6, 1990 CE for Ranchi, Jharkhand: Kṛṣṇa Dvitīyā, sūryodaya 05:41, sūryāsta 17:31.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/1990-10-06","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/1990-10-06","sa":"https://sa.vidhyamitra.com/city/ranchi/1990-10-06","hi":"https://hi.vidhyamitra.com/city/ranchi/1990-10-06","x-default":"https://vidhyamitra.com/city/ranchi/1990-10-06"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T23:25:23.167Z","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":"2026-05-31T23:25:23.167Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T23:25:23.167Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}