{"id":"vidhyamitra:city-day:rishikesh:1999-05-12:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1999-05-12","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1999-05-12","date_display":"May 12, 1999 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":1999,"month":5,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451310.770833,"kali_year":5101,"ahargana":1862845.2708,"sun":{"sidereal_longitude":27.058,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":340.8739,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.8159,"elapsed_within_tithi_degrees":1.8159},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.8739,"elapsed_within_degrees":7.5406},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.9319},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"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":1999,"month":5,"day":12,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2451310.770833,"ahargana":1862845.2708,"kali_year":5101,"ayanamsa_lahiri":23.844,"grahas":{"sun":{"sidereal_longitude":27.053260000000023,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":1},"retrograde":false},"moon":{"sidereal_longitude":338.63996,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":2},"retrograde":false,"latitude":-3.0891},"mars":{"sidereal_longitude":184.14196000000004,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":14,"name":"Citrā","pada":4},"retrograde":true},"mercury":{"sidereal_longitude":11.743159999999989,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":1,"name":"Aśvinī","pada":4},"retrograde":false},"jupiter":{"sidereal_longitude":356.84146,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":69.93646000000001,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":6,"name":"Ārdrā","pada":1},"retrograde":false},"saturn":{"sidereal_longitude":14.739260000000002,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":117.4929,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":9,"name":"Āśleṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":297.4929,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","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":1999,"month":5,"day":12,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2451310.770833,"kali_year":5101,"ahargana":1862845.2708,"sun":{"sidereal_longitude":27.058,"rashi":1,"rashi_name":"Meṣa"},"moon":{"sidereal_longitude":340.8739,"rashi":12,"rashi_name":"Mīna"},"tithi":{"number":27,"name":"Dvādaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Dvādaśī","elongation_degrees":313.8159,"elapsed_within_tithi_degrees":1.8159},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3,"moon_longitude":340.8739,"elapsed_within_degrees":7.5406},"yoga":{"number":1,"name":"Viṣkambha","sum_longitude":7.9319},"karana":{"half_tithi_index":52,"name":"Kaulava"},"vara":{"number":5,"name":"Budhavāra (Wednesday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-3.089,"elongation":46.184},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-3.089,"opposition_distance":133.816}},"eclipse_window_40days":[]},"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"tier2":{"city":{"slug":"rishikesh","name":"Ṛṣikeśa","lat":30.0869,"lon":78.2676,"tz_offset_hours":5.5,"state":"Uttarakhand","country":"IN","tier":"tirtha"},"sunriseLocal":"05:26","sunsetLocal":"19:01","solarNoonLocal":"12:13","dayLengthHours":13.582458663948435,"dayLengthDisplay":"13 Hours 34 Mins 57 Secs","nightLengthDisplay":"10 Hours 25 Mins 03 Secs","moonriseLocal":"02:55","moonsetLocal":"15:05","rahuKala":{"name":"Rāhu Kāla","start":"12:13","end":"13:55","startHours":12.219867005338859,"endHours":13.917674338332414,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"07:08","end":"08:49","startHours":7.126445006358197,"endHours":8.824252339351752,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"10:31","end":"12:13","startHours":10.522059672345305,"endHours":12.219867005338859,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:36","end":"09:03","startHours":8.597878028285944,"endHours":9.05062665041756,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:00","end":"06:21","startHours":5.994573451029161,"endHours":6.356772348734452,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:46","end":"12:40","startHours":11.767118383207244,"endHours":12.672615627470474,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"03:37","end":"04:31","startHours":3.6176431848381845,"endHours":4.523140429101414,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:18","end":"05:26","startHours":4.296766118035606,"endHours":5.428637673364642,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:29","end":"15:23","startHours":14.483610115996932,"endHours":15.38910736026016,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:49","end":"19:13","startHours":18.811096337313078,"endHours":19.211096337313077,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"19:01","end":"19:35","startHours":19.011096337313077,"endHours":19.577032114977595,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:46","end":"20:31","startHours":18.761096337313077,"endHours":20.511096337313077,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:46","end":"00:40","startHours":23.767118383207244,"endHours":24.672615627470474,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Labha","start":"05:26","end":"07:08","startHours":5.428637673364642,"endHours":7.126445006358197,"quality":"auspicious"},{"name":"Amṛta","start":"07:08","end":"08:49","startHours":7.126445006358197,"endHours":8.824252339351752,"quality":"auspicious"},{"name":"Kāla","start":"08:49","end":"10:31","startHours":8.824252339351752,"endHours":10.522059672345305,"quality":"inauspicious"},{"name":"Śubha","start":"10:31","end":"12:13","startHours":10.522059672345305,"endHours":12.219867005338859,"quality":"auspicious"},{"name":"Roga","start":"12:13","end":"13:55","startHours":12.219867005338859,"endHours":13.917674338332414,"quality":"inauspicious"},{"name":"Udveg","start":"13:55","end":"15:37","startHours":13.917674338332414,"endHours":15.615481671325968,"quality":"inauspicious"},{"name":"Chala","start":"15:37","end":"17:19","startHours":15.615481671325968,"endHours":17.313289004319522,"quality":"neutral"},{"name":"Labha","start":"17:19","end":"19:01","startHours":17.313289004319522,"endHours":19.011096337313077,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Udveg","start":"19:01","end":"20:19","startHours":19.011096337313077,"endHours":20.313289004319522,"quality":"inauspicious"},{"name":"Chala","start":"20:19","end":"21:37","startHours":20.313289004319522,"endHours":21.61548167132597,"quality":"neutral"},{"name":"Labha","start":"21:37","end":"22:55","startHours":21.61548167132597,"endHours":22.917674338332414,"quality":"auspicious"},{"name":"Amṛta","start":"22:55","end":"00:13","startHours":22.917674338332414,"endHours":24.21986700533886,"quality":"auspicious"},{"name":"Kāla","start":"00:13","end":"01:31","startHours":24.21986700533886,"endHours":25.522059672345307,"quality":"inauspicious"},{"name":"Śubha","start":"01:31","end":"02:49","startHours":25.522059672345307,"endHours":26.82425233935175,"quality":"auspicious"},{"name":"Roga","start":"02:49","end":"04:08","startHours":26.82425233935175,"endHours":28.126445006358196,"quality":"inauspicious"},{"name":"Udveg","start":"04:08","end":"05:26","startHours":28.126445006358196,"endHours":29.42863767336464,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:26","end":"06:26","startHours":5.428637673364642,"endHours":6.428637673364642,"planetary_lord":"Mercury"},{"name":"Hora 2","start":"06:26","end":"07:26","startHours":6.428637673364642,"endHours":7.428637673364642,"planetary_lord":"Venus"},{"name":"Hora 3","start":"07:26","end":"08:26","startHours":7.428637673364642,"endHours":8.428637673364642,"planetary_lord":"Sun"},{"name":"Hora 4","start":"08:26","end":"09:26","startHours":8.428637673364642,"endHours":9.428637673364642,"planetary_lord":"Mars"},{"name":"Hora 5","start":"09:26","end":"10:26","startHours":9.428637673364642,"endHours":10.428637673364642,"planetary_lord":"Jupiter"},{"name":"Hora 6","start":"10:26","end":"11:26","startHours":10.428637673364642,"endHours":11.428637673364642,"planetary_lord":"Saturn"},{"name":"Hora 7","start":"11:26","end":"12:26","startHours":11.428637673364642,"endHours":12.428637673364642,"planetary_lord":"Moon"},{"name":"Hora 8","start":"12:26","end":"13:26","startHours":12.428637673364642,"endHours":13.428637673364642,"planetary_lord":"Mercury"},{"name":"Hora 9","start":"13:26","end":"14:26","startHours":13.428637673364642,"endHours":14.428637673364642,"planetary_lord":"Venus"},{"name":"Hora 10","start":"14:26","end":"15:26","startHours":14.428637673364642,"endHours":15.428637673364642,"planetary_lord":"Sun"},{"name":"Hora 11","start":"15:26","end":"16:26","startHours":15.428637673364642,"endHours":16.42863767336464,"planetary_lord":"Mars"},{"name":"Hora 12","start":"16:26","end":"17:26","startHours":16.42863767336464,"endHours":17.42863767336464,"planetary_lord":"Jupiter"},{"name":"Hora 13","start":"17:26","end":"18:26","startHours":17.42863767336464,"endHours":18.42863767336464,"planetary_lord":"Saturn"},{"name":"Hora 14","start":"18:26","end":"19:26","startHours":18.42863767336464,"endHours":19.42863767336464,"planetary_lord":"Moon"},{"name":"Hora 15","start":"19:26","end":"20:26","startHours":19.42863767336464,"endHours":20.42863767336464,"planetary_lord":"Mercury"},{"name":"Hora 16","start":"20:26","end":"21:26","startHours":20.42863767336464,"endHours":21.42863767336464,"planetary_lord":"Venus"},{"name":"Hora 17","start":"21:26","end":"22:26","startHours":21.42863767336464,"endHours":22.42863767336464,"planetary_lord":"Sun"},{"name":"Hora 18","start":"22:26","end":"23:26","startHours":22.42863767336464,"endHours":23.42863767336464,"planetary_lord":"Mars"},{"name":"Hora 19","start":"23:26","end":"00:26","startHours":23.42863767336464,"endHours":24.42863767336464,"planetary_lord":"Jupiter"},{"name":"Hora 20","start":"00:26","end":"01:26","startHours":24.42863767336464,"endHours":25.42863767336464,"planetary_lord":"Saturn"},{"name":"Hora 21","start":"01:26","end":"02:26","startHours":25.42863767336464,"endHours":26.42863767336464,"planetary_lord":"Moon"},{"name":"Hora 22","start":"02:26","end":"03:26","startHours":26.42863767336464,"endHours":27.42863767336464,"planetary_lord":"Mercury"},{"name":"Hora 23","start":"03:26","end":"04:26","startHours":27.42863767336464,"endHours":28.42863767336464,"planetary_lord":"Venus"},{"name":"Hora 24","start":"04:26","end":"05:26","startHours":28.42863767336464,"endHours":29.42863767336464,"planetary_lord":"Sun"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Rohiṇī","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Revatī"],"unfavorable_nakshatras":["Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Citrā","Svātī","Viśākhā","Anurādhā","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"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":"North (Uttara)","chandraVasa":"South-West","rahuVasa":"South-West","anandadiYoga":{"name":"Mudgara","quality":"Inauspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Vasanta (Spring)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":17.97770238838391,"eotMinutes":3.7375796796685163,"ayanamsa":23.844}},"calendars":{"vikram_samvat":2056,"vikram_samvatsara":"Nandana","saka_samvat":1921,"saka_samvatsara":"Pramāthi","bengali_samvat":1406,"malayalam_era":1175,"nanakshahi_year":530,"lunar_month":"Jyeṣṭha","lunar_month_paksha_full":"Jyeṣṭha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Jyeṣṭha","lunar_month_amanta":"Vaiśākha","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mēsha (Cittirai / Vaiśākhī)","ritu":"Grīṣma (Summer)","display_summary":"Jyeṣṭha Kṛṣṇa Dvādaśī · Vikram 2056 Nandana · Śaka 1921 Pramāthi"},"festivals":[],"todays_walk":{"walk":{"id":"budha-walk","name":"Budha Walk","name_sanskrit":"बुध यात्रा","type":"graha","description":"Discrimination + BG 2.41 (vyavasāyātmikā buddhi).","step_count":6,"url":"/walk/budha-walk"},"reason":"Budhavāra (Wednesday) — its presiding graha's walk."},"cosmic_resonances":[]},"validity":{"eternal":false,"location_specific":"rishikesh"},"liturgical":{"opening":"जय श्री कृष्ण","closing":"ॐ तत् सत्","attribution":"Computed by Vidhyamitra Sūrya-Siddhānta substrate + Vidhyamitra Tier-2 layer"},"seo":{"title":"Pañchāṅga May 12, 1999 CE · Ṛṣikeśa · Vidhyamitra","description":"May 12, 1999 CE for Ṛṣikeśa: Kṛṣṇa Dvādaśī, sūryodaya 05:26, sūryāsta 19:01.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1999-05-12","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1999-05-12","sa":"https://sa.vidhyamitra.com/city/rishikesh/1999-05-12","hi":"https://hi.vidhyamitra.com/city/rishikesh/1999-05-12","x-default":"https://vidhyamitra.com/city/rishikesh/1999-05-12"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-06-01T02:38:31.733Z","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":"2026-06-01T02:38:31.733Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-06-01T02:38:31.733Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}