{"id":"vidhyamitra:city-day:surat:2012-07-30:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/surat/2012-07-30","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2012-07-30","date_display":"July 30, 2012 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":2012,"month":7,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456138.770833,"kali_year":5114,"ahargana":1867673.2708,"sun":{"sidereal_longitude":102.7057,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":243.4821,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":140.7765,"elapsed_within_tithi_degrees":8.7765},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.4821,"elapsed_within_degrees":3.4821},"yoga":{"number":26,"name":"Indra","sum_longitude":346.1878},"karana":{"half_tithi_index":23,"name":"Bālava"},"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":2012,"month":7,"day":30,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2456138.770833,"ahargana":1867673.2708,"kali_year":5114,"ayanamsa_lahiri":24.0287,"grahas":{"sun":{"sidereal_longitude":103.261595,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"moon":{"sidereal_longitude":242.18919499999993,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","pada":1},"retrograde":false,"latitude":1.6697},"mars":{"sidereal_longitude":170.64339500000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":101.00359500000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":45.61519499999997,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":2},"retrograde":false},"venus":{"sidereal_longitude":58.47079500000001,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":179.45239500000002,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"rahu":{"sidereal_longitude":221.6822,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":17,"name":"Anurādhā","pada":3},"retrograde":false},"ketu":{"sidereal_longitude":41.6822,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","pada":1},"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":2012,"month":7,"day":30,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2456138.770833,"kali_year":5114,"ahargana":1867673.2708,"sun":{"sidereal_longitude":102.7057,"rashi":4,"rashi_name":"Karka"},"moon":{"sidereal_longitude":243.4821,"rashi":9,"rashi_name":"Dhanu"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":140.7765,"elapsed_within_tithi_degrees":8.7765},"nakshatra":{"number":19,"name":"Mūla","pada":2,"moon_longitude":243.4821,"elapsed_within_degrees":3.4821},"yoga":{"number":26,"name":"Indra","sum_longitude":346.1878},"karana":{"half_tithi_index":23,"name":"Bālava"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":1.67,"elongation":140.776},"lunar":{"type":"lunar","occurs":false,"moon_latitude":1.67,"opposition_distance":39.224}},"eclipse_window_40days":[]},"city":{"slug":"surat","name":"Surat, Gujarat","lat":21.1702,"lon":72.8311,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"mega","elevation_m":13},"tier2":{"city":{"slug":"surat","name":"Surat, Gujarat","lat":21.1702,"lon":72.8311,"tz_offset_hours":5.5,"state":"Gujarat","country":"IN","tier":"mega","elevation_m":13},"sunriseLocal":"06:11","sunsetLocal":"19:18","solarNoonLocal":"12:45","dayLengthHours":13.116400521705836,"dayLengthDisplay":"13 Hours 06 Mins 59 Secs","nightLengthDisplay":"10 Hours 53 Mins 01 Secs","moonriseLocal":"16:36","moonsetLocal":"03:25","rahuKala":{"name":"Rāhu Kāla","start":"07:50","end":"09:28","startHours":7.827854566306647,"endHours":9.467404631519877,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:06","end":"12:45","startHours":11.106954696733107,"endHours":12.746504761946337,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"14:23","end":"16:02","startHours":14.386054827159565,"endHours":16.025604892372797,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:15","end":"09:41","startHours":9.248797956158114,"endHours":9.68601130688164,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:44","end":"07:05","startHours":6.734821189497827,"endHours":7.0845918700766495,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:19","end":"13:11","startHours":12.309291411222809,"endHours":13.183718112669865,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:26","end":"05:19","startHours":4.4394510981993065,"endHours":5.313877799646362,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:06","end":"06:11","startHours":5.095271124284598,"endHours":6.188304501093418,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:56","end":"15:48","startHours":14.932571515563977,"endHours":15.806998217011033,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"19:06","end":"19:30","startHours":19.104705022799255,"endHours":19.504705022799254,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:18","end":"19:51","startHours":19.304705022799254,"endHours":19.851221711203664,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"19:03","end":"20:48","startHours":19.054705022799254,"endHours":20.804705022799254,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:19","end":"01:11","startHours":24.30929141122281,"endHours":25.183718112669865,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"06:11","end":"07:50","startHours":6.188304501093418,"endHours":7.827854566306647,"quality":"auspicious"},{"name":"Kāla","start":"07:50","end":"09:28","startHours":7.827854566306647,"endHours":9.467404631519877,"quality":"inauspicious"},{"name":"Śubha","start":"09:28","end":"11:06","startHours":9.467404631519877,"endHours":11.106954696733107,"quality":"auspicious"},{"name":"Roga","start":"11:06","end":"12:45","startHours":11.106954696733107,"endHours":12.746504761946337,"quality":"inauspicious"},{"name":"Udveg","start":"12:45","end":"14:23","startHours":12.746504761946337,"endHours":14.386054827159565,"quality":"inauspicious"},{"name":"Chala","start":"14:23","end":"16:02","startHours":14.386054827159565,"endHours":16.025604892372797,"quality":"neutral"},{"name":"Labha","start":"16:02","end":"17:40","startHours":16.025604892372797,"endHours":17.665154957586026,"quality":"auspicious"},{"name":"Amṛta","start":"17:40","end":"19:18","startHours":17.665154957586026,"endHours":19.304705022799254,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"19:18","end":"20:40","startHours":19.304705022799254,"endHours":20.665154957586026,"quality":"neutral"},{"name":"Labha","start":"20:40","end":"22:02","startHours":20.665154957586026,"endHours":22.025604892372794,"quality":"auspicious"},{"name":"Amṛta","start":"22:02","end":"23:23","startHours":22.025604892372794,"endHours":23.386054827159565,"quality":"auspicious"},{"name":"Kāla","start":"23:23","end":"00:45","startHours":23.386054827159565,"endHours":24.746504761946337,"quality":"inauspicious"},{"name":"Śubha","start":"00:45","end":"02:06","startHours":24.746504761946337,"endHours":26.106954696733105,"quality":"auspicious"},{"name":"Roga","start":"02:06","end":"03:28","startHours":26.106954696733105,"endHours":27.467404631519877,"quality":"inauspicious"},{"name":"Udveg","start":"03:28","end":"04:50","startHours":27.467404631519877,"endHours":28.827854566306648,"quality":"inauspicious"},{"name":"Chala","start":"04:50","end":"06:11","startHours":28.827854566306648,"endHours":30.18830450109342,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"06:11","end":"07:11","startHours":6.188304501093418,"endHours":7.188304501093418,"planetary_lord":"Moon"},{"name":"Hora 2","start":"07:11","end":"08:11","startHours":7.188304501093418,"endHours":8.188304501093418,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"08:11","end":"09:11","startHours":8.188304501093418,"endHours":9.188304501093418,"planetary_lord":"Venus"},{"name":"Hora 4","start":"09:11","end":"10:11","startHours":9.188304501093418,"endHours":10.188304501093418,"planetary_lord":"Sun"},{"name":"Hora 5","start":"10:11","end":"11:11","startHours":10.188304501093418,"endHours":11.188304501093418,"planetary_lord":"Mars"},{"name":"Hora 6","start":"11:11","end":"12:11","startHours":11.188304501093418,"endHours":12.188304501093418,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"12:11","end":"13:11","startHours":12.188304501093418,"endHours":13.188304501093418,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"13:11","end":"14:11","startHours":13.188304501093418,"endHours":14.188304501093418,"planetary_lord":"Moon"},{"name":"Hora 9","start":"14:11","end":"15:11","startHours":14.188304501093418,"endHours":15.188304501093418,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"15:11","end":"16:11","startHours":15.188304501093418,"endHours":16.18830450109342,"planetary_lord":"Venus"},{"name":"Hora 11","start":"16:11","end":"17:11","startHours":16.18830450109342,"endHours":17.18830450109342,"planetary_lord":"Sun"},{"name":"Hora 12","start":"17:11","end":"18:11","startHours":17.18830450109342,"endHours":18.18830450109342,"planetary_lord":"Mars"},{"name":"Hora 13","start":"18:11","end":"19:11","startHours":18.18830450109342,"endHours":19.18830450109342,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"19:11","end":"20:11","startHours":19.18830450109342,"endHours":20.18830450109342,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"20:11","end":"21:11","startHours":20.18830450109342,"endHours":21.18830450109342,"planetary_lord":"Moon"},{"name":"Hora 16","start":"21:11","end":"22:11","startHours":21.18830450109342,"endHours":22.18830450109342,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"22:11","end":"23:11","startHours":22.18830450109342,"endHours":23.18830450109342,"planetary_lord":"Venus"},{"name":"Hora 18","start":"23:11","end":"00:11","startHours":23.18830450109342,"endHours":24.18830450109342,"planetary_lord":"Sun"},{"name":"Hora 19","start":"00:11","end":"01:11","startHours":24.18830450109342,"endHours":25.18830450109342,"planetary_lord":"Mars"},{"name":"Hora 20","start":"01:11","end":"02:11","startHours":25.18830450109342,"endHours":26.18830450109342,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"02:11","end":"03:11","startHours":26.18830450109342,"endHours":27.18830450109342,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"03:11","end":"04:11","startHours":27.18830450109342,"endHours":28.18830450109342,"planetary_lord":"Moon"},{"name":"Hora 23","start":"04:11","end":"05:11","startHours":28.18830450109342,"endHours":29.18830450109342,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"05:11","end":"06:11","startHours":29.18830450109342,"endHours":30.18830450109342,"planetary_lord":"Venus"}],"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":["Vṛṣabha","Mithuna","Kanyā","Tulā","Dhanu","Kumbha"],"unfavorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"East","rahuVasa":"North-East","anandadiYoga":{"name":"Gada","quality":"Inauspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Grīṣma (Summer)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":18.44694852956954,"eotMinutes":-6.1146857167802535,"ayanamsa":24.0287}},"calendars":{"vikram_samvat":2069,"vikram_samvatsara":"Viśvāvasu","saka_samvat":1934,"saka_samvatsara":"Nandana","bengali_samvat":1419,"malayalam_era":1188,"nanakshahi_year":543,"lunar_month":"Śrāvaṇa","lunar_month_paksha_full":"Śrāvaṇa Śukla Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Śrāvaṇa","lunar_month_amanta":"Śrāvaṇa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Karkaṭa (Āḍi)","ritu":"Varṣā (Monsoon)","display_summary":"Śrāvaṇa Śukla Dvādaśī · Vikram 2069 Viśvāvasu · Śaka 1934 Nandana"},"festivals":[],"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,"location_specific":"surat"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga July 30, 2012 CE · Surat, Gujarat · Vidhyamitra","description":"July 30, 2012 CE for Surat, Gujarat: Śukla Dvādaśī, sūryodaya 06:11, sūryāsta 19:18.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/surat/2012-07-30","hreflang_alternates":{"en":"https://vidhyamitra.com/city/surat/2012-07-30","sa":"https://sa.vidhyamitra.com/city/surat/2012-07-30","hi":"https://hi.vidhyamitra.com/city/surat/2012-07-30","x-default":"https://vidhyamitra.com/city/surat/2012-07-30"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T02:17:47.883Z","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":"2026-05-31T02:17:47.883Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T02:17:47.883Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}