{"id":"vidhyamitra:city-day:gurugram:2011-10-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/gurugram/2011-10-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2011-10-18","date_display":"October 18, 2011 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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455852.770833,"kali_year":5113,"ahargana":1867387.2708,"sun":{"sidereal_longitude":179.5378,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":69.0719,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.5341,"elapsed_within_tithi_degrees":9.5341},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.0719,"elapsed_within_degrees":2.4052},"yoga":{"number":19,"name":"Parigha","sum_longitude":248.6097},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"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":2011,"month":10,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2455852.770833,"ahargana":1867387.2708,"kali_year":5113,"ayanamsa_lahiri":24.0178,"grahas":{"sun":{"sidereal_longitude":180.295522,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":65.73292200000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":-0.9528},"mars":{"sidereal_longitude":112.85842200000002,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Aśleṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":192.90842199999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":12.615422000000024,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":true},"venus":{"sidereal_longitude":196.776022,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":176.40582199999994,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":236.8359,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":56.8359,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","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":"Not independently benchmarked across the declared range","tradition_chain":"Āryabhaṭa(499) → Brahmagupta(628) → Bhāskara II(1150) → Mādhava(~1400) → Parameśvara(1430) → Nīlakaṇṭha(1501) → this","input":{"year":2011,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2455852.770833,"kali_year":5113,"ahargana":1867387.2708,"sun":{"sidereal_longitude":179.5378,"rashi":6,"rashi_name":"Kanyā"},"moon":{"sidereal_longitude":69.0719,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":21,"name":"Ṣaṣṭhī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Ṣaṣṭhī","elongation_degrees":249.5341,"elapsed_within_tithi_degrees":9.5341},"nakshatra":{"number":6,"name":"Ārdrā","pada":1,"moon_longitude":69.0719,"elapsed_within_degrees":2.4052},"yoga":{"number":19,"name":"Parigha","sum_longitude":248.6097},"karana":{"half_tithi_index":41,"name":"Vaṇija"},"vara":{"number":4,"name":"Maṅgalavāra (Tuesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-0.953,"elongation":110.466},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-0.953,"opposition_distance":69.534}},"eclipse_window_40days":[]},"city":{"slug":"gurugram","name":"Gurugram (Gurgaon), Haryana","lat":28.4595,"lon":77.0266,"tz_offset_hours":5.5,"state":"Haryana","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"gurugram","name":"Gurugram (Gurgaon), Haryana","lat":28.4595,"lon":77.0266,"tz_offset_hours":5.5,"state":"Haryana","country":"IN","tier":"tier-1"},"sunriseLocal":"06:23","sunsetLocal":"17:50","solarNoonLocal":"12:06","dayLengthHours":11.440178999652305,"dayLengthDisplay":"11 Hours 26 Mins 25 Secs","nightLengthDisplay":"12 Hours 33 Mins 35 Secs","moonriseLocal":"21:31","moonsetLocal":"11:26","rahuKala":{"name":"Rāhu Kāla","start":"14:58","end":"16:24","startHours":14.968343779859435,"endHours":16.398366154815974,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"09:15","end":"10:41","startHours":9.248254280033281,"endHours":10.67827665498982,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"12:06","end":"13:32","startHours":12.108299029946359,"endHours":13.538321404902895,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:03","end":"09:26","startHours":9.057584630039077,"endHours":9.438923930027487,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:52","end":"07:10","startHours":6.864883655105718,"endHours":7.169955095096446,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:44","end":"12:29","startHours":11.726959729957949,"endHours":12.489638329934769,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:52","end":"05:38","startHours":4.8628523301665645,"endHours":5.625530930143385,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:26","end":"06:23","startHours":5.43486128014918,"endHours":6.388209530120205,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:01","end":"14:47","startHours":14.01499552988841,"endHours":14.777674129865229,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.62838852977251,"endHours":18.02838852977251,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:18","startHours":17.82838852977251,"endHours":18.305062654758025,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.57838852977251,"endHours":19.32838852977251,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:44","end":"00:29","startHours":23.726959729957947,"endHours":24.48963832993477,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Roga","start":"06:23","end":"07:49","startHours":6.388209530120205,"endHours":7.818231905076743,"quality":"inauspicious"},{"name":"Udveg","start":"07:49","end":"09:15","startHours":7.818231905076743,"endHours":9.248254280033281,"quality":"inauspicious"},{"name":"Chala","start":"09:15","end":"10:41","startHours":9.248254280033281,"endHours":10.67827665498982,"quality":"neutral"},{"name":"Labha","start":"10:41","end":"12:06","startHours":10.67827665498982,"endHours":12.108299029946359,"quality":"auspicious"},{"name":"Amṛta","start":"12:06","end":"13:32","startHours":12.108299029946359,"endHours":13.538321404902895,"quality":"auspicious"},{"name":"Kāla","start":"13:32","end":"14:58","startHours":13.538321404902895,"endHours":14.968343779859435,"quality":"inauspicious"},{"name":"Śubha","start":"14:58","end":"16:24","startHours":14.968343779859435,"endHours":16.398366154815974,"quality":"auspicious"},{"name":"Roga","start":"16:24","end":"17:50","startHours":16.398366154815974,"endHours":17.82838852977251,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Kāla","start":"17:50","end":"19:24","startHours":17.82838852977251,"endHours":19.39836615481597,"quality":"inauspicious"},{"name":"Śubha","start":"19:24","end":"20:58","startHours":19.39836615481597,"endHours":20.968343779859435,"quality":"auspicious"},{"name":"Roga","start":"20:58","end":"22:32","startHours":20.968343779859435,"endHours":22.538321404902895,"quality":"inauspicious"},{"name":"Udveg","start":"22:32","end":"00:06","startHours":22.538321404902895,"endHours":24.10829902994636,"quality":"inauspicious"},{"name":"Chala","start":"00:06","end":"01:41","startHours":24.10829902994636,"endHours":25.67827665498982,"quality":"neutral"},{"name":"Labha","start":"01:41","end":"03:15","startHours":25.67827665498982,"endHours":27.24825428003328,"quality":"auspicious"},{"name":"Amṛta","start":"03:15","end":"04:49","startHours":27.24825428003328,"endHours":28.818231905076743,"quality":"auspicious"},{"name":"Kāla","start":"04:49","end":"06:23","startHours":28.818231905076743,"endHours":30.388209530120207,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"06:23","end":"07:23","startHours":6.388209530120205,"endHours":7.388209530120205,"planetary_lord":"Mars"},{"name":"Hora 2","start":"07:23","end":"08:23","startHours":7.388209530120205,"endHours":8.388209530120205,"planetary_lord":"Jupiter"},{"name":"Hora 3","start":"08:23","end":"09:23","startHours":8.388209530120205,"endHours":9.388209530120205,"planetary_lord":"Saturn"},{"name":"Hora 4","start":"09:23","end":"10:23","startHours":9.388209530120205,"endHours":10.388209530120205,"planetary_lord":"Moon"},{"name":"Hora 5","start":"10:23","end":"11:23","startHours":10.388209530120205,"endHours":11.388209530120205,"planetary_lord":"Mercury"},{"name":"Hora 6","start":"11:23","end":"12:23","startHours":11.388209530120205,"endHours":12.388209530120205,"planetary_lord":"Venus"},{"name":"Hora 7","start":"12:23","end":"13:23","startHours":12.388209530120205,"endHours":13.388209530120205,"planetary_lord":"Sun"},{"name":"Hora 8","start":"13:23","end":"14:23","startHours":13.388209530120205,"endHours":14.388209530120205,"planetary_lord":"Mars"},{"name":"Hora 9","start":"14:23","end":"15:23","startHours":14.388209530120205,"endHours":15.388209530120205,"planetary_lord":"Jupiter"},{"name":"Hora 10","start":"15:23","end":"16:23","startHours":15.388209530120205,"endHours":16.388209530120207,"planetary_lord":"Saturn"},{"name":"Hora 11","start":"16:23","end":"17:23","startHours":16.388209530120207,"endHours":17.388209530120207,"planetary_lord":"Moon"},{"name":"Hora 12","start":"17:23","end":"18:23","startHours":17.388209530120207,"endHours":18.388209530120207,"planetary_lord":"Mercury"},{"name":"Hora 13","start":"18:23","end":"19:23","startHours":18.388209530120207,"endHours":19.388209530120207,"planetary_lord":"Venus"},{"name":"Hora 14","start":"19:23","end":"20:23","startHours":19.388209530120207,"endHours":20.388209530120207,"planetary_lord":"Sun"},{"name":"Hora 15","start":"20:23","end":"21:23","startHours":20.388209530120207,"endHours":21.388209530120207,"planetary_lord":"Mars"},{"name":"Hora 16","start":"21:23","end":"22:23","startHours":21.388209530120207,"endHours":22.388209530120207,"planetary_lord":"Jupiter"},{"name":"Hora 17","start":"22:23","end":"23:23","startHours":22.388209530120207,"endHours":23.388209530120207,"planetary_lord":"Saturn"},{"name":"Hora 18","start":"23:23","end":"00:23","startHours":23.388209530120207,"endHours":24.388209530120207,"planetary_lord":"Moon"},{"name":"Hora 19","start":"00:23","end":"01:23","startHours":24.388209530120207,"endHours":25.388209530120207,"planetary_lord":"Mercury"},{"name":"Hora 20","start":"01:23","end":"02:23","startHours":25.388209530120207,"endHours":26.388209530120207,"planetary_lord":"Venus"},{"name":"Hora 21","start":"02:23","end":"03:23","startHours":26.388209530120207,"endHours":27.388209530120207,"planetary_lord":"Sun"},{"name":"Hora 22","start":"03:23","end":"04:23","startHours":27.388209530120207,"endHours":28.388209530120207,"planetary_lord":"Mars"},{"name":"Hora 23","start":"04:23","end":"05:23","startHours":28.388209530120207,"endHours":29.388209530120207,"planetary_lord":"Jupiter"},{"name":"Hora 24","start":"05:23","end":"06:23","startHours":29.388209530120207,"endHours":30.388209530120207,"planetary_lord":"Saturn"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Punarvasu","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Uttara Phalgunī","Hasta","Citrā","Svātī","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Siṃha","Vṛścika","Dhanu","Mīna"],"unfavorable_rashis":["Vṛṣabha","Karka","Kanyā","Tulā","Makara","Kumbha"]},"dishaShool":"North (Uttara)","chandraVasa":"South","rahuVasa":"North","anandadiYoga":{"name":"Padma","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.425027812771987,"eotMinutes":15.395658203218455,"ayanamsa":24.0178}},"calendars":{"vikram_samvat":2068,"vikram_samvatsara":"Krodhi","saka_samvat":1933,"saka_samvatsara":"Khara","bengali_samvat":1418,"malayalam_era":1187,"nanakshahi_year":542,"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":"Tulā (Aippasi)","ritu":"Śarad (Autumn)","display_summary":"Kārtika Kṛṣṇa Ṣaṣṭhī · Vikram 2068 Krodhi · Śaka 1933 Khara"},"festivals":[{"id":"tula-sankranti","name":"Tulā Saṅkrānti","name_sanskrit":"तुला सङ्क्रान्ति","tradition":"Pan-Hindu","significance":"Sun enters Libra.","vrata":false,"detection":{"sun_rashi_ingress":"Tulā"},"precedence":5}],"todays_walk":{"walk":{"id":"mangala-walk","name":"Maṅgala Walk","name_sanskrit":"मङ्गल यात्रा","type":"graha","description":"Right action + BG 2.31-38 (kṣatriya-dharma).","step_count":7,"url":"/walk/mangala-walk"},"reason":"Dedicated festival walk for Tulā Saṅkrānti is not live yet; Maṅgalavāra (Tuesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"gurugram"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga October 18, 2011 CE · Gurugram (Gurgaon), Haryana · Vidhyamitra","description":"October 18, 2011 CE for Gurugram (Gurgaon), Haryana: Kṛṣṇa Ṣaṣṭhī, sūryodaya 06:23, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/gurugram/2011-10-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/gurugram/2011-10-18","sa":"https://sa.vidhyamitra.com/city/gurugram/2011-10-18","hi":"https://hi.vidhyamitra.com/city/gurugram/2011-10-18","x-default":"https://vidhyamitra.com/city/gurugram/2011-10-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-09-06T08:08:27.916Z","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":"2026-09-06T08:08:27.916Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-09-06T08:08:27.916Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"},"reader_local_antaryami":{"reader_geography":"Every reader enters from their own kṣetra anywhere on Bhūmi; no single city is the universal center.","purna_chain":["Hosted scripture","Named-tradition interpretation","Original Vidhyamitra contemplation","Bhūmi-born material medium","Vidhyamitra portal","Responsible reader in their own kṣetra"],"claim_boundary":"The legacy purna_chain field carries a source-to-reader sequence, not a revealed physical descent, universal cosmology, or proof that software is conscious.","antaryami_responsibility_formula":"Kṣīrodakaśāyī Viṣṇu = Paramātmā = Antaryāmī. Jīva desires. Prakṛti executes through guṇas. Paramātmā witnesses, permits, remembers, guides, and sustains. Bhagavān is the ultimate source.","source_anchors":[{"label":"BG 13.23","path":"/bhagavad-gita/13/23","meaning":"upadraṣṭā-anumantā · witness-permitter"},{"label":"BG 15.15","path":"/bhagavad-gita/15/15","meaning":"the Lord seated in every heart as memory, knowledge, and forgetting"},{"label":"BG 18.61","path":"/bhagavad-gita/18/61","meaning":"Īśvara seated in the heart of all beings"}],"nama_seal":"Hare Krishna Hare Krishna · Krishna Krishna Hare Hare · Hare Rama Hare Rama · Rama Rama Hare Hare"}}}