{"id":"vidhyamitra:city-day:jammu:1981-10-18:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/jammu/1981-10-18","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-10-18","date_display":"October 18, 1981 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":1981,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444895.770833,"kali_year":5083,"ahargana":1856430.2708,"sun":{"sidereal_longitude":180.2965,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":59.5813,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.2848,"elapsed_within_tithi_degrees":11.2848},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.5813,"elapsed_within_degrees":6.248},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.8778},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"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":1981,"month":10,"day":18,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444895.770833,"ahargana":1856430.2708,"kali_year":5083,"ayanamsa_lahiri":23.5987,"grahas":{"sun":{"sidereal_longitude":180.98026000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":63.479960000000005,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mr̥gaśirā","pada":4},"retrograde":false,"latitude":-2.7569},"mars":{"sidereal_longitude":124.86836,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":182.32806000000005,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":3},"retrograde":true},"jupiter":{"sidereal_longitude":178.35375999999997,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":2},"retrograde":false},"venus":{"sidereal_longitude":226.82146,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":170.37986,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":97.3905,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":277.3905,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","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":1981,"month":10,"day":18,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444895.770833,"kali_year":5083,"ahargana":1856430.2708,"sun":{"sidereal_longitude":180.2965,"rashi":7,"rashi_name":"Tulā"},"moon":{"sidereal_longitude":59.5813,"rashi":2,"rashi_name":"Vṛṣabha"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":239.2848,"elapsed_within_tithi_degrees":11.2848},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":2,"moon_longitude":59.5813,"elapsed_within_degrees":6.248},"yoga":{"number":18,"name":"Varīyān","sum_longitude":239.8778},"karana":{"half_tithi_index":39,"name":"Taitila"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.757,"elongation":120.715},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.757,"opposition_distance":59.285}},"eclipse_window_40days":[]},"city":{"slug":"jammu","name":"Jammu, J&K","lat":32.7266,"lon":74.857,"tz_offset_hours":5.5,"state":"J&K","country":"IN","tier":"tier-1"},"tier2":{"city":{"slug":"jammu","name":"Jammu, J&K","lat":32.7266,"lon":74.857,"tz_offset_hours":5.5,"state":"J&K","country":"IN","tier":"tier-1"},"sunriseLocal":"06:36","sunsetLocal":"17:54","solarNoonLocal":"12:15","dayLengthHours":11.309379600276,"dayLengthDisplay":"11 Hours 18 Mins 34 Secs","nightLengthDisplay":"12 Hours 41 Mins 26 Secs","moonriseLocal":"21:17","moonsetLocal":"11:33","rahuKala":{"name":"Rāhu Kāla","start":"16:30","end":"17:54","startHours":16.49395638004986,"endHours":17.90762883008436,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:15","end":"13:40","startHours":12.252939029946358,"endHours":13.666611479980858,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:05","end":"16:30","startHours":15.080283930015359,"endHours":16.49395638004986,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:14","end":"09:37","startHours":9.237104469872758,"endHours":9.61408378988196,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:04","end":"07:22","startHours":7.0694733798198595,"endHours":7.371056835827219,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:53","end":"12:38","startHours":11.87595970993716,"endHours":12.62991834995556,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:05","end":"05:51","startHours":5.090331949771559,"endHours":5.844290589789959,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:39","end":"06:36","startHours":5.655800929785359,"endHours":6.598249229808359,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:08","end":"14:54","startHours":14.13783562999236,"endHours":14.89179427001076,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:42","end":"18:06","startHours":17.70762883008436,"endHours":18.10762883008436,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:54","end":"18:23","startHours":17.90762883008436,"endHours":18.37885298009586,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:39","end":"19:24","startHours":17.65762883008436,"endHours":19.40762883008436,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:53","end":"00:38","startHours":23.875959709937163,"endHours":24.62991834995556,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"06:36","end":"08:01","startHours":6.598249229808359,"endHours":8.011921679842859,"quality":"inauspicious"},{"name":"Chala","start":"08:01","end":"09:26","startHours":8.011921679842859,"endHours":9.425594129877359,"quality":"neutral"},{"name":"Labha","start":"09:26","end":"10:50","startHours":9.425594129877359,"endHours":10.839266579911857,"quality":"auspicious"},{"name":"Amṛta","start":"10:50","end":"12:15","startHours":10.839266579911857,"endHours":12.252939029946358,"quality":"auspicious"},{"name":"Kāla","start":"12:15","end":"13:40","startHours":12.252939029946358,"endHours":13.666611479980858,"quality":"inauspicious"},{"name":"Śubha","start":"13:40","end":"15:05","startHours":13.666611479980858,"endHours":15.080283930015359,"quality":"auspicious"},{"name":"Roga","start":"15:05","end":"16:30","startHours":15.080283930015359,"endHours":16.49395638004986,"quality":"inauspicious"},{"name":"Udveg","start":"16:30","end":"17:54","startHours":16.49395638004986,"endHours":17.90762883008436,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"17:54","end":"19:30","startHours":17.90762883008436,"endHours":19.49395638004986,"quality":"auspicious"},{"name":"Roga","start":"19:30","end":"21:05","startHours":19.49395638004986,"endHours":21.08028393001536,"quality":"inauspicious"},{"name":"Udveg","start":"21:05","end":"22:40","startHours":21.08028393001536,"endHours":22.66661147998086,"quality":"inauspicious"},{"name":"Chala","start":"22:40","end":"00:15","startHours":22.66661147998086,"endHours":24.25293902994636,"quality":"neutral"},{"name":"Labha","start":"00:15","end":"01:50","startHours":24.25293902994636,"endHours":25.839266579911857,"quality":"auspicious"},{"name":"Amṛta","start":"01:50","end":"03:26","startHours":25.839266579911857,"endHours":27.42559412987736,"quality":"auspicious"},{"name":"Kāla","start":"03:26","end":"05:01","startHours":27.42559412987736,"endHours":29.01192167984286,"quality":"inauspicious"},{"name":"Śubha","start":"05:01","end":"06:36","startHours":29.01192167984286,"endHours":30.59824922980836,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:36","end":"07:36","startHours":6.598249229808359,"endHours":7.598249229808359,"planetary_lord":"Sun"},{"name":"Hora 2","start":"07:36","end":"08:36","startHours":7.598249229808359,"endHours":8.59824922980836,"planetary_lord":"Mars"},{"name":"Hora 3","start":"08:36","end":"09:36","startHours":8.59824922980836,"endHours":9.59824922980836,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"09:36","end":"10:36","startHours":9.59824922980836,"endHours":10.59824922980836,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"10:36","end":"11:36","startHours":10.59824922980836,"endHours":11.59824922980836,"planetary_lord":"Moon"},{"name":"Hora 6","start":"11:36","end":"12:36","startHours":11.59824922980836,"endHours":12.59824922980836,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"12:36","end":"13:36","startHours":12.59824922980836,"endHours":13.59824922980836,"planetary_lord":"Venus"},{"name":"Hora 8","start":"13:36","end":"14:36","startHours":13.59824922980836,"endHours":14.59824922980836,"planetary_lord":"Sun"},{"name":"Hora 9","start":"14:36","end":"15:36","startHours":14.59824922980836,"endHours":15.59824922980836,"planetary_lord":"Mars"},{"name":"Hora 10","start":"15:36","end":"16:36","startHours":15.59824922980836,"endHours":16.59824922980836,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"16:36","end":"17:36","startHours":16.59824922980836,"endHours":17.59824922980836,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"17:36","end":"18:36","startHours":17.59824922980836,"endHours":18.59824922980836,"planetary_lord":"Moon"},{"name":"Hora 13","start":"18:36","end":"19:36","startHours":18.59824922980836,"endHours":19.59824922980836,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"19:36","end":"20:36","startHours":19.59824922980836,"endHours":20.59824922980836,"planetary_lord":"Venus"},{"name":"Hora 15","start":"20:36","end":"21:36","startHours":20.59824922980836,"endHours":21.59824922980836,"planetary_lord":"Sun"},{"name":"Hora 16","start":"21:36","end":"22:36","startHours":21.59824922980836,"endHours":22.59824922980836,"planetary_lord":"Mars"},{"name":"Hora 17","start":"22:36","end":"23:36","startHours":22.59824922980836,"endHours":23.59824922980836,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"23:36","end":"00:36","startHours":23.59824922980836,"endHours":24.59824922980836,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"00:36","end":"01:36","startHours":24.59824922980836,"endHours":25.59824922980836,"planetary_lord":"Moon"},{"name":"Hora 20","start":"01:36","end":"02:36","startHours":25.59824922980836,"endHours":26.59824922980836,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"02:36","end":"03:36","startHours":26.59824922980836,"endHours":27.59824922980836,"planetary_lord":"Venus"},{"name":"Hora 22","start":"03:36","end":"04:36","startHours":27.59824922980836,"endHours":28.59824922980836,"planetary_lord":"Sun"},{"name":"Hora 23","start":"04:36","end":"05:36","startHours":28.59824922980836,"endHours":29.59824922980836,"planetary_lord":"Mars"},{"name":"Hora 24","start":"05:36","end":"06:36","startHours":29.59824922980836,"endHours":30.59824922980836,"planetary_lord":"Jupiter"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Ārdrā","Punarvasu","Puṣya","Aśleṣā","Maghā","Svātī","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā"],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Saumya","quality":"Auspicious"},"tropicalRitu":"Śarad (Autumn)","vedicRitu":"Śarad (Autumn)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-9.522538838954576,"eotMinutes":15.395658203218455,"ayanamsa":23.5987}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"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 Pañcamī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[],"todays_walk":{"walk":{"id":"surya-walk","name":"Sūrya Walk","name_sanskrit":"सूर्य यात्रा","type":"graha","description":"Self-illumination + BG 4.1 (Sun-lineage of Gītā transmission).","step_count":6,"url":"/walk/surya-walk"},"reason":"Ravivāra (Sunday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"jammu"},"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, 1981 CE · Jammu, J&K · Vidhyamitra","description":"October 18, 1981 CE for Jammu, J&K: Kṛṣṇa Pañcamī, sūryodaya 06:36, sūryāsta 17:54.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/jammu/1981-10-18","hreflang_alternates":{"en":"https://vidhyamitra.com/city/jammu/1981-10-18","sa":"https://sa.vidhyamitra.com/city/jammu/1981-10-18","hi":"https://hi.vidhyamitra.com/city/jammu/1981-10-18","x-default":"https://vidhyamitra.com/city/jammu/1981-10-18"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-03T04:24:02.740Z","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":"2026-06-03T04:24:02.740Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-03T04:24:02.740Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}