{"id":"vidhyamitra:city-day:ranchi:2013-01-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/ranchi/2013-01-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2013-01-18","date_display":"January 18, 2013 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":2013,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456310.770833,"kali_year":5114,"ahargana":1867845.2708,"sun":{"sidereal_longitude":273.9482,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":351.419,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.4708,"elapsed_within_tithi_degrees":5.4708},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":351.419,"elapsed_within_degrees":4.7523},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.3671},"karana":{"half_tithi_index":12,"name":"Gara"},"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":2013,"month":1,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456310.770833,"ahargana":1867845.2708,"kali_year":5114,"ayanamsa_lahiri":24.0353,"grahas":{"sun":{"sidereal_longitude":274.065923,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":353.405723,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":3},"retrograde":false,"latitude":2.9594},"mars":{"sidereal_longitude":293.93972299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":273.71962299999996,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":42.14532300000002,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"retrograde":true},"venus":{"sidereal_longitude":256.916423,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":196.363023,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":3},"retrograde":false},"rahu":{"sidereal_longitude":212.5689,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":16,"name":"Viśākhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":32.5689,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","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":2013,"month":1,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456310.770833,"kali_year":5114,"ahargana":1867845.2708,"sun":{"sidereal_longitude":273.9482,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":351.419,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":7,"name":"Saptamī","paksha":"Śukla","full_name":"Śukla Saptamī","elongation_degrees":77.4708,"elapsed_within_tithi_degrees":5.4708},"nakshatra":{"number":27,"name":"Revatī","pada":2,"moon_longitude":351.419,"elapsed_within_degrees":4.7523},"yoga":{"number":20,"name":"Śiva","sum_longitude":265.3671},"karana":{"half_tithi_index":12,"name":"Gara"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.959,"elongation":77.471},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.959,"opposition_distance":102.529}},"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":"06:32","sunsetLocal":"17:26","solarNoonLocal":"11:59","dayLengthHours":10.889998776232064,"dayLengthDisplay":"10 Hours 53 Mins 24 Secs","nightLengthDisplay":"13 Hours 06 Mins 36 Secs","moonriseLocal":"11:02","moonsetLocal":"23:31","rahuKala":{"name":"Rāhu Kāla","start":"10:37","end":"11:59","startHours":10.623930645999152,"endHours":11.98518049302816,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"14:42","end":"16:04","startHours":14.707680187086176,"endHours":16.068930034115184,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:54","end":"09:16","startHours":7.901430951941135,"endHours":9.262680798970143,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:27","startHours":9.081180819366276,"endHours":9.444180778574012,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:00","end":"07:17","startHours":6.993931053921797,"endHours":7.2843310212879855,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:37","end":"12:21","startHours":11.622180533820424,"endHours":12.348180452235896,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:49","startHours":5.088181268081185,"endHours":5.814181186496657,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:38","end":"06:32","startHours":5.632681206892789,"endHours":6.5401811049121275,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"13:48","end":"14:32","startHours":13.800180289066837,"endHours":14.526180207482309,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:14","end":"17:38","startHours":17.230179881144192,"endHours":17.63017988114419,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:26","end":"17:53","startHours":17.43017988114419,"endHours":17.88392983015386,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:11","end":"18:56","startHours":17.18017988114419,"endHours":18.93017988114419,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:37","end":"00:21","startHours":23.622180533820426,"endHours":24.348180452235894,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"06:32","end":"07:54","startHours":6.5401811049121275,"endHours":7.901430951941135,"quality":"neutral"},{"name":"Labha","start":"07:54","end":"09:16","startHours":7.901430951941135,"endHours":9.262680798970143,"quality":"auspicious"},{"name":"Amṛta","start":"09:16","end":"10:37","startHours":9.262680798970143,"endHours":10.623930645999152,"quality":"auspicious"},{"name":"Kāla","start":"10:37","end":"11:59","startHours":10.623930645999152,"endHours":11.98518049302816,"quality":"inauspicious"},{"name":"Śubha","start":"11:59","end":"13:21","startHours":11.98518049302816,"endHours":13.346430340057168,"quality":"auspicious"},{"name":"Roga","start":"13:21","end":"14:42","startHours":13.346430340057168,"endHours":14.707680187086176,"quality":"inauspicious"},{"name":"Udveg","start":"14:42","end":"16:04","startHours":14.707680187086176,"endHours":16.068930034115184,"quality":"inauspicious"},{"name":"Chala","start":"16:04","end":"17:26","startHours":16.068930034115184,"endHours":17.43017988114419,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"17:26","end":"19:04","startHours":17.43017988114419,"endHours":19.068930034115184,"quality":"inauspicious"},{"name":"Udveg","start":"19:04","end":"20:42","startHours":19.068930034115184,"endHours":20.707680187086176,"quality":"inauspicious"},{"name":"Chala","start":"20:42","end":"22:21","startHours":20.707680187086176,"endHours":22.346430340057168,"quality":"neutral"},{"name":"Labha","start":"22:21","end":"23:59","startHours":22.346430340057168,"endHours":23.98518049302816,"quality":"auspicious"},{"name":"Amṛta","start":"23:59","end":"01:37","startHours":23.98518049302816,"endHours":25.623930645999152,"quality":"auspicious"},{"name":"Kāla","start":"01:37","end":"03:16","startHours":25.623930645999152,"endHours":27.262680798970145,"quality":"inauspicious"},{"name":"Śubha","start":"03:16","end":"04:54","startHours":27.262680798970145,"endHours":28.901430951941137,"quality":"auspicious"},{"name":"Roga","start":"04:54","end":"06:32","startHours":28.901430951941137,"endHours":30.54018110491213,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:32","end":"07:32","startHours":6.5401811049121275,"endHours":7.5401811049121275,"planetary_lord":"Venus"},{"name":"Hora 2","start":"07:32","end":"08:32","startHours":7.5401811049121275,"endHours":8.540181104912127,"planetary_lord":"Sun"},{"name":"Hora 3","start":"08:32","end":"09:32","startHours":8.540181104912127,"endHours":9.540181104912127,"planetary_lord":"Mars"},{"name":"Hora 4","start":"09:32","end":"10:32","startHours":9.540181104912127,"endHours":10.540181104912127,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"10:32","end":"11:32","startHours":10.540181104912127,"endHours":11.540181104912127,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"11:32","end":"12:32","startHours":11.540181104912127,"endHours":12.540181104912127,"planetary_lord":"Moon"},{"name":"Hora 7","start":"12:32","end":"13:32","startHours":12.540181104912127,"endHours":13.540181104912127,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"13:32","end":"14:32","startHours":13.540181104912127,"endHours":14.540181104912127,"planetary_lord":"Venus"},{"name":"Hora 9","start":"14:32","end":"15:32","startHours":14.540181104912127,"endHours":15.540181104912127,"planetary_lord":"Sun"},{"name":"Hora 10","start":"15:32","end":"16:32","startHours":15.540181104912127,"endHours":16.54018110491213,"planetary_lord":"Mars"},{"name":"Hora 11","start":"16:32","end":"17:32","startHours":16.54018110491213,"endHours":17.54018110491213,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"17:32","end":"18:32","startHours":17.54018110491213,"endHours":18.54018110491213,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"18:32","end":"19:32","startHours":18.54018110491213,"endHours":19.54018110491213,"planetary_lord":"Moon"},{"name":"Hora 14","start":"19:32","end":"20:32","startHours":19.54018110491213,"endHours":20.54018110491213,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"20:32","end":"21:32","startHours":20.54018110491213,"endHours":21.54018110491213,"planetary_lord":"Venus"},{"name":"Hora 16","start":"21:32","end":"22:32","startHours":21.54018110491213,"endHours":22.54018110491213,"planetary_lord":"Sun"},{"name":"Hora 17","start":"22:32","end":"23:32","startHours":22.54018110491213,"endHours":23.54018110491213,"planetary_lord":"Mars"},{"name":"Hora 18","start":"23:32","end":"00:32","startHours":23.54018110491213,"endHours":24.54018110491213,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"00:32","end":"01:32","startHours":24.54018110491213,"endHours":25.54018110491213,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"01:32","end":"02:32","startHours":25.54018110491213,"endHours":26.54018110491213,"planetary_lord":"Moon"},{"name":"Hora 21","start":"02:32","end":"03:32","startHours":26.54018110491213,"endHours":27.54018110491213,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"03:32","end":"04:32","startHours":27.54018110491213,"endHours":28.54018110491213,"planetary_lord":"Venus"},{"name":"Hora 23","start":"04:32","end":"05:32","startHours":28.54018110491213,"endHours":29.54018110491213,"planetary_lord":"Sun"},{"name":"Hora 24","start":"05:32","end":"06:32","startHours":29.54018110491213,"endHours":30.54018110491213,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"unfavorable_nakshatras":["Ārdrā","Punarvasu","Puṣya","Aśleṣā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Vṛṣabha","Siṃha","Kanyā","Dhanu","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Mithuna","Karka","Tulā","Vṛścika","Kumbha"]},"dishaShool":"West (Paścim)","chandraVasa":"South-West","rahuVasa":"South-East","anandadiYoga":{"name":"Siddhi","quality":"Auspicious"},"tropicalRitu":"Hemanta (Pre-winter)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-20.539098998386134,"eotMinutes":-10.349229581689698,"ayanamsa":24.0353}},"calendars":{"vikram_samvat":2070,"vikram_samvatsara":"Parābhava","saka_samvat":1935,"saka_samvatsara":"Vijaya","bengali_samvat":1420,"malayalam_era":1189,"nanakshahi_year":544,"lunar_month":"Pauṣa","lunar_month_paksha_full":"Pauṣa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Pauṣa","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Hemanta (Pre-winter)","display_summary":"Pauṣa Śukla Saptamī · Vikram 2070 Parābhava · Śaka 1935 Vijaya"},"festivals":[],"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,"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 January 18, 2013 CE · Ranchi, Jharkhand · Vidhyamitra","description":"January 18, 2013 CE for Ranchi, Jharkhand: Śukla Saptamī, sūryodaya 06:32, sūryāsta 17:26.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/ranchi/2013-01-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/ranchi/2013-01-18","sa":"https://sa.vidhyamitra.com/city/ranchi/2013-01-18","hi":"https://hi.vidhyamitra.com/city/ranchi/2013-01-18","x-default":"https://vidhyamitra.com/city/ranchi/2013-01-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-02T11:56:49.247Z","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":"2026-06-02T11:56:49.247Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-02T11:56:49.247Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}