{"id":"vidhyamitra:city-day:rishikesh:1987-03-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/1987-03-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"1987-03-28","date_display":"March 28, 1987 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":1987,"month":3,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446882.770833,"kali_year":5088,"ahargana":1858417.2708,"sun":{"sidereal_longitude":343.3607,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":325.9137,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.553,"elapsed_within_tithi_degrees":6.553},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.9137,"elapsed_within_degrees":5.9137},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.2744},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"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":1987,"month":3,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2446882.770833,"ahargana":1858417.2708,"kali_year":5088,"ayanamsa_lahiri":23.6747,"grahas":{"sun":{"sidereal_longitude":343.15734199999997,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"moon":{"sidereal_longitude":324.09544200000005,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false,"latitude":-1.9848},"mars":{"sidereal_longitude":30.709242000000017,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":3,"name":"Kṛttikā","pada":2},"retrograde":false},"mercury":{"sidereal_longitude":315.62484199999994,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":3},"retrograde":false},"jupiter":{"sidereal_longitude":343.146142,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":26,"name":"Uttara Bhādrapadā","pada":3},"retrograde":false},"venus":{"sidereal_longitude":305.753142,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":23,"name":"Dhaniṣṭhā","pada":4},"retrograde":false},"saturn":{"sidereal_longitude":237.129142,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":352.1097,"rashi":{"number":12,"name":"Mīna"},"nakshatra":{"number":27,"name":"Revatī","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":172.1097,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":13,"name":"Hasta","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":1987,"month":3,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2446882.770833,"kali_year":5088,"ahargana":1858417.2708,"sun":{"sidereal_longitude":343.3607,"rashi":12,"rashi_name":"Mīna"},"moon":{"sidereal_longitude":325.9137,"rashi":11,"rashi_name":"Kumbha"},"tithi":{"number":29,"name":"Caturdaśī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Caturdaśī","elongation_degrees":342.553,"elapsed_within_tithi_degrees":6.553},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2,"moon_longitude":325.9137,"elapsed_within_degrees":5.9137},"yoga":{"number":24,"name":"Śukla","sum_longitude":309.2744},"karana":{"half_tithi_index":57,"name":"Śakuni"},"vara":{"number":1,"name":"Śanivāra (Saturday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-1.985,"elongation":17.447},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-1.985,"opposition_distance":162.553}},"eclipse_window_40days":[{"offset_days":17,"type":"lunar","occurs":true,"moon_latitude":-0.548,"opposition_distance":1.846}]},"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":"06:12","sunsetLocal":"18:33","solarNoonLocal":"12:23","dayLengthHours":12.338261996168846,"dayLengthDisplay":"12 Hours 20 Mins 18 Secs","nightLengthDisplay":"11 Hours 39 Mins 42 Secs","moonriseLocal":"05:15","moonsetLocal":"16:58","rahuKala":{"name":"Rāhu Kāla","start":"09:17","end":"10:50","startHours":9.291263541064483,"endHours":10.833546290585588,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"13:55","end":"15:28","startHours":13.918111789627801,"endHours":15.460394539148906,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"06:12","end":"07:45","startHours":6.206698042022271,"endHours":7.748980791543377,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:05","end":"09:30","startHours":9.085625841128335,"endHours":9.49690124100063,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:43","end":"07:03","startHours":6.72079229186264,"endHours":7.049812611760476,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:58","end":"12:47","startHours":11.9645536402344,"endHours":12.78710443997899,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:34","end":"05:23","startHours":4.561596442533092,"endHours":5.384147242277681,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"05:11","end":"06:12","startHours":5.1785095423415335,"endHours":6.206698042022271,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:26","end":"15:15","startHours":14.43220603946817,"endHours":15.25475683921276,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:21","end":"18:45","startHours":18.344960038191118,"endHours":18.744960038191117,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:33","end":"19:04","startHours":18.544960038191117,"endHours":19.059054288031486,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:18","end":"20:03","startHours":18.294960038191117,"endHours":20.044960038191117,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:58","end":"00:47","startHours":23.9645536402344,"endHours":24.78710443997899,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Kāla","start":"06:12","end":"07:45","startHours":6.206698042022271,"endHours":7.748980791543377,"quality":"inauspicious"},{"name":"Śubha","start":"07:45","end":"09:17","startHours":7.748980791543377,"endHours":9.291263541064483,"quality":"auspicious"},{"name":"Roga","start":"09:17","end":"10:50","startHours":9.291263541064483,"endHours":10.833546290585588,"quality":"inauspicious"},{"name":"Udveg","start":"10:50","end":"12:23","startHours":10.833546290585588,"endHours":12.375829040106694,"quality":"inauspicious"},{"name":"Chala","start":"12:23","end":"13:55","startHours":12.375829040106694,"endHours":13.918111789627801,"quality":"neutral"},{"name":"Labha","start":"13:55","end":"15:28","startHours":13.918111789627801,"endHours":15.460394539148906,"quality":"auspicious"},{"name":"Amṛta","start":"15:28","end":"17:00","startHours":15.460394539148906,"endHours":17.00267728867001,"quality":"auspicious"},{"name":"Kāla","start":"17:00","end":"18:33","startHours":17.00267728867001,"endHours":18.544960038191117,"quality":"inauspicious"}],"nightChoghadiyas":[{"name":"Labha","start":"18:33","end":"20:00","startHours":18.544960038191117,"endHours":20.00267728867001,"quality":"auspicious"},{"name":"Amṛta","start":"20:00","end":"21:28","startHours":20.00267728867001,"endHours":21.460394539148908,"quality":"auspicious"},{"name":"Kāla","start":"21:28","end":"22:55","startHours":21.460394539148908,"endHours":22.9181117896278,"quality":"inauspicious"},{"name":"Śubha","start":"22:55","end":"00:23","startHours":22.9181117896278,"endHours":24.375829040106694,"quality":"auspicious"},{"name":"Roga","start":"00:23","end":"01:50","startHours":24.375829040106694,"endHours":25.833546290585588,"quality":"inauspicious"},{"name":"Udveg","start":"01:50","end":"03:17","startHours":25.833546290585588,"endHours":27.29126354106448,"quality":"inauspicious"},{"name":"Chala","start":"03:17","end":"04:45","startHours":27.29126354106448,"endHours":28.748980791543378,"quality":"neutral"},{"name":"Labha","start":"04:45","end":"06:12","startHours":28.748980791543378,"endHours":30.20669804202227,"quality":"auspicious"}],"horas":[{"name":"Hora 1","start":"06:12","end":"07:12","startHours":6.206698042022271,"endHours":7.206698042022271,"planetary_lord":"Saturn"},{"name":"Hora 2","start":"07:12","end":"08:12","startHours":7.206698042022271,"endHours":8.206698042022271,"planetary_lord":"Moon"},{"name":"Hora 3","start":"08:12","end":"09:12","startHours":8.206698042022271,"endHours":9.206698042022271,"planetary_lord":"Mercury"},{"name":"Hora 4","start":"09:12","end":"10:12","startHours":9.206698042022271,"endHours":10.206698042022271,"planetary_lord":"Venus"},{"name":"Hora 5","start":"10:12","end":"11:12","startHours":10.206698042022271,"endHours":11.206698042022271,"planetary_lord":"Sun"},{"name":"Hora 6","start":"11:12","end":"12:12","startHours":11.206698042022271,"endHours":12.206698042022271,"planetary_lord":"Mars"},{"name":"Hora 7","start":"12:12","end":"13:12","startHours":12.206698042022271,"endHours":13.206698042022271,"planetary_lord":"Jupiter"},{"name":"Hora 8","start":"13:12","end":"14:12","startHours":13.206698042022271,"endHours":14.206698042022271,"planetary_lord":"Saturn"},{"name":"Hora 9","start":"14:12","end":"15:12","startHours":14.206698042022271,"endHours":15.206698042022271,"planetary_lord":"Moon"},{"name":"Hora 10","start":"15:12","end":"16:12","startHours":15.206698042022271,"endHours":16.20669804202227,"planetary_lord":"Mercury"},{"name":"Hora 11","start":"16:12","end":"17:12","startHours":16.20669804202227,"endHours":17.20669804202227,"planetary_lord":"Venus"},{"name":"Hora 12","start":"17:12","end":"18:12","startHours":17.20669804202227,"endHours":18.20669804202227,"planetary_lord":"Sun"},{"name":"Hora 13","start":"18:12","end":"19:12","startHours":18.20669804202227,"endHours":19.20669804202227,"planetary_lord":"Mars"},{"name":"Hora 14","start":"19:12","end":"20:12","startHours":19.20669804202227,"endHours":20.20669804202227,"planetary_lord":"Jupiter"},{"name":"Hora 15","start":"20:12","end":"21:12","startHours":20.20669804202227,"endHours":21.20669804202227,"planetary_lord":"Saturn"},{"name":"Hora 16","start":"21:12","end":"22:12","startHours":21.20669804202227,"endHours":22.20669804202227,"planetary_lord":"Moon"},{"name":"Hora 17","start":"22:12","end":"23:12","startHours":22.20669804202227,"endHours":23.20669804202227,"planetary_lord":"Mercury"},{"name":"Hora 18","start":"23:12","end":"00:12","startHours":23.20669804202227,"endHours":24.20669804202227,"planetary_lord":"Venus"},{"name":"Hora 19","start":"00:12","end":"01:12","startHours":24.20669804202227,"endHours":25.20669804202227,"planetary_lord":"Sun"},{"name":"Hora 20","start":"01:12","end":"02:12","startHours":25.20669804202227,"endHours":26.20669804202227,"planetary_lord":"Mars"},{"name":"Hora 21","start":"02:12","end":"03:12","startHours":26.20669804202227,"endHours":27.20669804202227,"planetary_lord":"Jupiter"},{"name":"Hora 22","start":"03:12","end":"04:12","startHours":27.20669804202227,"endHours":28.20669804202227,"planetary_lord":"Saturn"},{"name":"Hora 23","start":"04:12","end":"05:12","startHours":28.20669804202227,"endHours":29.20669804202227,"planetary_lord":"Moon"},{"name":"Hora 24","start":"05:12","end":"06:12","startHours":29.20669804202227,"endHours":30.20669804202227,"planetary_lord":"Mercury"}],"taraBala":{"favorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Puṣya","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Uttara Bhādrapadā","Revatī"],"unfavorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Hasta","Citrā","Svātī","Viśākhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Karka","Siṃha","Vṛścika","Dhanu","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Mithuna","Kanyā","Tulā","Makara","Mīna"]},"dishaShool":"East (Pūrva)","chandraVasa":"South","rahuVasa":"East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Vasanta (Spring) (tropical)","vedicRitu":"Śiśira (Winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":2.711902503545364,"eotMinutes":-5.6201424064016345,"ayanamsa":23.6747}},"calendars":{"vikram_samvat":2044,"vikram_samvatsara":"Vikrama","saka_samvat":1909,"saka_samvatsara":"Prabhava","bengali_samvat":1394,"malayalam_era":1163,"nanakshahi_year":518,"lunar_month":"Caitra","lunar_month_paksha_full":"Caitra Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Caitra","lunar_month_amanta":"Phālguna","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Mīna (Paṅkuṇi)","ritu":"Vasanta (Spring)","display_summary":"Caitra Kṛṣṇa Caturdaśī · Vikram 2044 Vikrama · Śaka 1909 Prabhava"},"festivals":[{"id":"masika-shivaratri","name":"Māsika Śivarātri","name_sanskrit":"मासिक शिवरात्रि","tradition":"Shaiva","associated_deity":"Śiva","significance":"Monthly Śiva observance.","vrata":true,"detection":{"tithi_number":29,"tithi_paksha":"Kṛṣṇa"},"precedence":6}],"todays_walk":{"walk":{"id":"shani-walk","name":"Śani Walk","name_sanskrit":"शनि यात्रा","type":"graha","description":"Tapas + endurance + BG 17.14-19.","step_count":7,"url":"/walk/shani-walk"},"reason":"Śanivāra (Saturday) — 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 March 28, 1987 CE · Ṛṣikeśa · Vidhyamitra","description":"March 28, 1987 CE for Ṛṣikeśa: Kṛṣṇa Caturdaśī, sūryodaya 06:12, sūryāsta 18:33.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/1987-03-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/1987-03-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/1987-03-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/1987-03-28","x-default":"https://vidhyamitra.com/city/rishikesh/1987-03-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-30T23:52:01.576Z","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":"2026-05-30T23:52:01.576Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-30T23:52:01.576Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}