{"id":"vidhyamitra:city-day:pushkar:1981-02-15:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/pushkar/1981-02-15","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1981-02-15","date_display":"February 15, 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":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444650.770833,"kali_year":5082,"ahargana":1856185.2708,"sun":{"sidereal_longitude":302.8303,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":75.2636,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":132.4333,"elapsed_within_tithi_degrees":0.4333},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.2636,"elapsed_within_degrees":8.5969},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.0939},"karana":{"half_tithi_index":22,"name":"Bava"},"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":2,"day":15,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2444650.770833,"ahargana":1856185.2708,"kali_year":5082,"ayanamsa_lahiri":23.5893,"grahas":{"sun":{"sidereal_longitude":302.68622100000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":75.10792100000003,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":3},"retrograde":false,"latitude":-2.5863},"mars":{"sidereal_longitude":313.09872099999995,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":308.077321,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":true},"jupiter":{"sidereal_longitude":166.15032099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"venus":{"sidereal_longitude":290.19942100000003,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":165.32332099999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","pada":2},"retrograde":true},"rahu":{"sidereal_longitude":110.3718,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":290.3718,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","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":2,"day":15,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2444650.770833,"kali_year":5082,"ahargana":1856185.2708,"sun":{"sidereal_longitude":302.8303,"rashi":11,"rashi_name":"Kumbha"},"moon":{"sidereal_longitude":75.2636,"rashi":3,"rashi_name":"Mithuna"},"tithi":{"number":12,"name":"Dvādaśī","paksha":"Śukla","full_name":"Śukla Dvādaśī","elongation_degrees":132.4333,"elapsed_within_tithi_degrees":0.4333},"nakshatra":{"number":6,"name":"Ārdrā","pada":3,"moon_longitude":75.2636,"elapsed_within_degrees":8.5969},"yoga":{"number":2,"name":"Prīti","sum_longitude":18.0939},"karana":{"half_tithi_index":22,"name":"Bava"},"vara":{"number":2,"name":"Ravivāra (Sunday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.586,"elongation":132.433},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.586,"opposition_distance":47.567}},"eclipse_window_40days":[{"offset_days":-10,"type":"solar","occurs":true,"moon_latitude":-0.15,"elongation":0.162}]},"city":{"slug":"pushkar","name":"Puṣkar","lat":26.49,"lon":74.55,"tz_offset_hours":5.5,"state":"Rajasthan","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"pushkar","name":"Puṣkar","lat":26.49,"lon":74.55,"tz_offset_hours":5.5,"state":"Rajasthan","country":"IN","tier":"tirtha"},"sunriseLocal":"07:08","sunsetLocal":"18:24","solarNoonLocal":"12:46","dayLengthHours":11.264101433285141,"dayLengthDisplay":"11 Hours 15 Mins 51 Secs","nightLengthDisplay":"12 Hours 44 Mins 09 Secs","moonriseLocal":"14:44","moonsetLocal":"04:28","rahuKala":{"name":"Rāhu Kāla","start":"17:00","end":"18:24","startHours":16.996889054938595,"endHours":18.404901734099237,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"12:46","end":"14:11","startHours":12.772851017456667,"endHours":14.180863696617308,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"15:35","end":"17:00","startHours":15.58887637577795,"endHours":16.996889054938595,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:46","end":"10:09","startHours":9.769090635247295,"endHours":10.144560683023466,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:55","startHours":7.6101378605343095,"endHours":7.910513898755247,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:24","end":"13:09","startHours":12.397380969680496,"endHours":13.148321065232837,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:38","end":"06:23","startHours":5.638920109709409,"endHours":6.389860205261752,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:12","end":"07:08","startHours":6.202125181373667,"endHours":7.140800300814095,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:39","end":"15:24","startHours":14.650201256337523,"endHours":15.401141351889866,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:12","end":"18:36","startHours":18.204901734099238,"endHours":18.604901734099236,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:24","end":"18:52","startHours":18.404901734099237,"endHours":18.87423929381945,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:09","end":"19:54","startHours":18.154901734099237,"endHours":19.904901734099237,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:24","end":"01:09","startHours":24.397380969680494,"endHours":25.14832106523284,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Udveg","start":"07:08","end":"08:33","startHours":7.140800300814095,"endHours":8.548812979974738,"quality":"inauspicious"},{"name":"Chala","start":"08:33","end":"09:57","startHours":8.548812979974738,"endHours":9.95682565913538,"quality":"neutral"},{"name":"Labha","start":"09:57","end":"11:22","startHours":9.95682565913538,"endHours":11.364838338296023,"quality":"auspicious"},{"name":"Amṛta","start":"11:22","end":"12:46","startHours":11.364838338296023,"endHours":12.772851017456667,"quality":"auspicious"},{"name":"Kāla","start":"12:46","end":"14:11","startHours":12.772851017456667,"endHours":14.180863696617308,"quality":"inauspicious"},{"name":"Śubha","start":"14:11","end":"15:35","startHours":14.180863696617308,"endHours":15.58887637577795,"quality":"auspicious"},{"name":"Roga","start":"15:35","end":"17:00","startHours":15.58887637577795,"endHours":16.996889054938595,"quality":"inauspicious"},{"name":"Udveg","start":"17:00","end":"18:24","startHours":16.996889054938595,"endHours":18.404901734099237,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Śubha","start":"18:24","end":"20:00","startHours":18.404901734099237,"endHours":19.996889054938595,"quality":"auspicious"},{"name":"Roga","start":"20:00","end":"21:35","startHours":19.996889054938595,"endHours":21.58887637577795,"quality":"inauspicious"},{"name":"Udveg","start":"21:35","end":"23:11","startHours":21.58887637577795,"endHours":23.18086369661731,"quality":"inauspicious"},{"name":"Chala","start":"23:11","end":"00:46","startHours":23.18086369661731,"endHours":24.772851017456667,"quality":"neutral"},{"name":"Labha","start":"00:46","end":"02:22","startHours":24.772851017456667,"endHours":26.364838338296025,"quality":"auspicious"},{"name":"Amṛta","start":"02:22","end":"03:57","startHours":26.364838338296025,"endHours":27.956825659135383,"quality":"auspicious"},{"name":"Kāla","start":"03:57","end":"05:33","startHours":27.956825659135383,"endHours":29.548812979974738,"quality":"inauspicious"},{"name":"Śubha","start":"05:33","end":"07:08","startHours":29.548812979974738,"endHours":31.140800300814096,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"07:08","end":"08:08","startHours":7.140800300814095,"endHours":8.140800300814096,"planetary_lord":"Sun"},{"name":"Hora 2","start":"08:08","end":"09:08","startHours":8.140800300814096,"endHours":9.140800300814096,"planetary_lord":"Mars"},{"name":"Hora 3","start":"09:08","end":"10:08","startHours":9.140800300814096,"endHours":10.140800300814096,"planetary_lord":"Jupiter"},{"name":"Hora 4","start":"10:08","end":"11:08","startHours":10.140800300814096,"endHours":11.140800300814096,"planetary_lord":"Saturn"},{"name":"Hora 5","start":"11:08","end":"12:08","startHours":11.140800300814096,"endHours":12.140800300814096,"planetary_lord":"Moon"},{"name":"Hora 6","start":"12:08","end":"13:08","startHours":12.140800300814096,"endHours":13.140800300814096,"planetary_lord":"Mercury"},{"name":"Hora 7","start":"13:08","end":"14:08","startHours":13.140800300814096,"endHours":14.140800300814096,"planetary_lord":"Venus"},{"name":"Hora 8","start":"14:08","end":"15:08","startHours":14.140800300814096,"endHours":15.140800300814096,"planetary_lord":"Sun"},{"name":"Hora 9","start":"15:08","end":"16:08","startHours":15.140800300814096,"endHours":16.140800300814096,"planetary_lord":"Mars"},{"name":"Hora 10","start":"16:08","end":"17:08","startHours":16.140800300814096,"endHours":17.140800300814096,"planetary_lord":"Jupiter"},{"name":"Hora 11","start":"17:08","end":"18:08","startHours":17.140800300814096,"endHours":18.140800300814096,"planetary_lord":"Saturn"},{"name":"Hora 12","start":"18:08","end":"19:08","startHours":18.140800300814096,"endHours":19.140800300814096,"planetary_lord":"Moon"},{"name":"Hora 13","start":"19:08","end":"20:08","startHours":19.140800300814096,"endHours":20.140800300814096,"planetary_lord":"Mercury"},{"name":"Hora 14","start":"20:08","end":"21:08","startHours":20.140800300814096,"endHours":21.140800300814096,"planetary_lord":"Venus"},{"name":"Hora 15","start":"21:08","end":"22:08","startHours":21.140800300814096,"endHours":22.140800300814096,"planetary_lord":"Sun"},{"name":"Hora 16","start":"22:08","end":"23:08","startHours":22.140800300814096,"endHours":23.140800300814096,"planetary_lord":"Mars"},{"name":"Hora 17","start":"23:08","end":"00:08","startHours":23.140800300814096,"endHours":24.140800300814096,"planetary_lord":"Jupiter"},{"name":"Hora 18","start":"00:08","end":"01:08","startHours":24.140800300814096,"endHours":25.140800300814096,"planetary_lord":"Saturn"},{"name":"Hora 19","start":"01:08","end":"02:08","startHours":25.140800300814096,"endHours":26.140800300814096,"planetary_lord":"Moon"},{"name":"Hora 20","start":"02:08","end":"03:08","startHours":26.140800300814096,"endHours":27.140800300814096,"planetary_lord":"Mercury"},{"name":"Hora 21","start":"03:08","end":"04:08","startHours":27.140800300814096,"endHours":28.140800300814096,"planetary_lord":"Venus"},{"name":"Hora 22","start":"04:08","end":"05:08","startHours":28.140800300814096,"endHours":29.140800300814096,"planetary_lord":"Sun"},{"name":"Hora 23","start":"05:08","end":"06:08","startHours":29.140800300814096,"endHours":30.140800300814096,"planetary_lord":"Mars"},{"name":"Hora 24","start":"06:08","end":"07:08","startHours":30.140800300814096,"endHours":31.140800300814096,"planetary_lord":"Jupiter"}],"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":"West (Paścim)","chandraVasa":"South","rahuVasa":"North-East","anandadiYoga":{"name":"Dhvānkṣa","quality":"Inauspicious"},"drikRitu":"Śiśira (Winter)","vedicRitu":"Śiśira (Winter)","drikAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization (Drikpanchang-parity)","declination":-12.757258305679994,"eotMinutes":-14.571061047399978,"ayanamsa":23.5893}},"calendars":{"vikram_samvat":2038,"vikram_samvatsara":"Bhāva","saka_samvat":1903,"saka_samvatsara":"Durmati","bengali_samvat":1388,"malayalam_era":1157,"nanakshahi_year":512,"lunar_month":"Phālguna","lunar_month_paksha_full":"Phālguna Śukla Pakṣa","solar_month":"Kumbha (Māsi)","ritu":"Śiśira (Winter)","display_summary":"Phālguna Śukla Dvādaśī · Vikram 2038 Bhāva · Śaka 1903 Durmati"},"festivals":[{"id":"kumbha-sankranti","name":"Kumbha Saṅkrānti","name_sanskrit":"कुम्भ सङ्क्रान्ति","tradition":"Pan-Hindu","associated_deity":"Sūrya Bhagavān","significance":"Sun enters Aquarius; Kumbha-māsa begins.","vrata":false,"detection":{"sun_rashi":"Kumbha"},"precedence":5}],"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":"pushkar"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga February 15, 1981 CE · Puṣkar · Vidhyamitra","description":"February 15, 1981 CE for Puṣkar: Śukla Dvādaśī, sūryodaya 07:08, sūryāsta 18:24.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/pushkar/1981-02-15","hreflang_alternates":{"en":"https://vidhyamitra.com/city/pushkar/1981-02-15","sa":"https://sa.vidhyamitra.com/city/pushkar/1981-02-15","hi":"https://hi.vidhyamitra.com/city/pushkar/1981-02-15","x-default":"https://vidhyamitra.com/city/pushkar/1981-02-15"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-18T10:36:53.983Z","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":"2026-05-18T10:36:53.983Z","verification":{"type":"community-validated","markers":["matches Drikpanchang ±1 minute on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-18T10:36:53.983Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}