{"id":"vidhyamitra:city-day:rishikesh:2188-01-28:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2188-01-28","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2188-01-28","date_display":"January 28, 2188 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":2188,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520237.770833,"kali_year":5289,"ahargana":1931772.2708,"sun":{"sidereal_longitude":280.836,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":277.1006,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.2646,"elapsed_within_tithi_degrees":8.2646},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.1006,"elapsed_within_degrees":10.4339},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.9365},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"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":2188,"month":1,"day":28,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2520237.770833,"ahargana":1931772.2708,"kali_year":5289,"ayanamsa_lahiri":26.4802,"grahas":{"sun":{"sidereal_longitude":281.30914099999995,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":22,"name":"Śravaṇa","pada":1},"retrograde":false},"moon":{"sidereal_longitude":275.90204100000005,"rashi":{"number":10,"name":"Makara"},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":3},"retrograde":false,"latitude":-2.3623},"mars":{"sidereal_longitude":308.59864100000004,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"mercury":{"sidereal_longitude":255.463441,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":20,"name":"Pūrva Āṣāḍhā","pada":1},"retrograde":false},"jupiter":{"sidereal_longitude":307.38154099999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":24,"name":"Śatabhiṣā","pada":1},"retrograde":false},"venus":{"sidereal_longitude":325.36524099999997,"rashi":{"number":11,"name":"Kumbha"},"nakshatra":{"number":25,"name":"Pūrva Bhādrapadā","pada":2},"retrograde":false},"saturn":{"sidereal_longitude":175.481541,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":14,"name":"Citrā","pada":1},"retrograde":false},"rahu":{"sidereal_longitude":65.4088,"rashi":{"number":3,"name":"Mithuna"},"nakshatra":{"number":5,"name":"Mṛgaśīrṣā","pada":4},"retrograde":false},"ketu":{"sidereal_longitude":245.4088,"rashi":{"number":9,"name":"Dhanu"},"nakshatra":{"number":19,"name":"Mūla","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":2188,"month":1,"day":28,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2520237.770833,"kali_year":5289,"ahargana":1931772.2708,"sun":{"sidereal_longitude":280.836,"rashi":10,"rashi_name":"Makara"},"moon":{"sidereal_longitude":277.1006,"rashi":10,"rashi_name":"Makara"},"tithi":{"number":30,"name":"Amāvasyā","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Amāvasyā","elongation_degrees":356.2646,"elapsed_within_tithi_degrees":8.2646},"nakshatra":{"number":21,"name":"Uttara Āṣāḍhā","pada":4,"moon_longitude":277.1006,"elapsed_within_degrees":10.4339},"yoga":{"number":15,"name":"Vajra","sum_longitude":197.9365},"karana":{"half_tithi_index":59,"name":"Nāga"},"vara":{"number":3,"name":"Somavāra (Monday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":-2.362,"elongation":3.735},"lunar":{"type":"lunar","occurs":false,"moon_latitude":-2.362,"opposition_distance":176.265}},"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":"07:10","sunsetLocal":"17:50","solarNoonLocal":"12:30","dayLengthHours":10.662931263864115,"dayLengthDisplay":"10 Hours 39 Mins 47 Secs","nightLengthDisplay":"13 Hours 20 Mins 13 Secs","moonriseLocal":"06:53","moonsetLocal":"17:24","rahuKala":{"name":"Rāhu Kāla","start":"08:30","end":"09:50","startHours":8.49980464329872,"endHours":9.832671051281736,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"11:10","end":"12:30","startHours":11.16553745926475,"endHours":12.498403867247763,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"13:50","end":"15:10","startHours":13.831270275230779,"endHours":15.164136683213792,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"09:39","end":"10:01","startHours":9.654955530217332,"endHours":10.010386572346137,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"07:37","end":"07:54","startHours":7.611227037976711,"endHours":7.8955718716797545,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"12:09","end":"12:51","startHours":12.14297282511896,"endHours":12.853834909376566,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"05:45","end":"06:27","startHours":5.745214066800491,"endHours":6.456076151058099,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"06:17","end":"07:10","startHours":6.278360629993697,"endHours":7.1669382353157065,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:17","end":"14:59","startHours":14.275559077891783,"endHours":14.98642116214939,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"17:38","end":"18:02","startHours":17.629869499179822,"endHours":18.02986949917982,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"17:50","end":"18:16","startHours":17.82986949917982,"endHours":18.274158301840828,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"17:35","end":"19:20","startHours":17.57986949917982,"endHours":19.32986949917982,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"00:09","end":"00:51","startHours":24.14297282511896,"endHours":24.853834909376566,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Amṛta","start":"07:10","end":"08:30","startHours":7.1669382353157065,"endHours":8.49980464329872,"quality":"auspicious"},{"name":"Kāla","start":"08:30","end":"09:50","startHours":8.49980464329872,"endHours":9.832671051281736,"quality":"inauspicious"},{"name":"Śubha","start":"09:50","end":"11:10","startHours":9.832671051281736,"endHours":11.16553745926475,"quality":"auspicious"},{"name":"Roga","start":"11:10","end":"12:30","startHours":11.16553745926475,"endHours":12.498403867247763,"quality":"inauspicious"},{"name":"Udveg","start":"12:30","end":"13:50","startHours":12.498403867247763,"endHours":13.831270275230779,"quality":"inauspicious"},{"name":"Chala","start":"13:50","end":"15:10","startHours":13.831270275230779,"endHours":15.164136683213792,"quality":"neutral"},{"name":"Labha","start":"15:10","end":"16:30","startHours":15.164136683213792,"endHours":16.49700309119681,"quality":"auspicious"},{"name":"Amṛta","start":"16:30","end":"17:50","startHours":16.49700309119681,"endHours":17.82986949917982,"quality":"auspicious"}],"nightChoghadiyas":[{"name":"Chala","start":"17:50","end":"19:30","startHours":17.82986949917982,"endHours":19.497003091196806,"quality":"neutral"},{"name":"Labha","start":"19:30","end":"21:10","startHours":19.497003091196806,"endHours":21.164136683213794,"quality":"auspicious"},{"name":"Amṛta","start":"21:10","end":"22:50","startHours":21.164136683213794,"endHours":22.83127027523078,"quality":"auspicious"},{"name":"Kāla","start":"22:50","end":"00:30","startHours":22.83127027523078,"endHours":24.498403867247763,"quality":"inauspicious"},{"name":"Śubha","start":"00:30","end":"02:10","startHours":24.498403867247763,"endHours":26.165537459264748,"quality":"auspicious"},{"name":"Roga","start":"02:10","end":"03:50","startHours":26.165537459264748,"endHours":27.832671051281736,"quality":"inauspicious"},{"name":"Udveg","start":"03:50","end":"05:30","startHours":27.832671051281736,"endHours":29.49980464329872,"quality":"inauspicious"},{"name":"Chala","start":"05:30","end":"07:10","startHours":29.49980464329872,"endHours":31.166938235315705,"quality":"neutral"}],"horas":[{"name":"Hora 1","start":"07:10","end":"08:10","startHours":7.1669382353157065,"endHours":8.166938235315707,"planetary_lord":"Moon"},{"name":"Hora 2","start":"08:10","end":"09:10","startHours":8.166938235315707,"endHours":9.166938235315707,"planetary_lord":"Mercury"},{"name":"Hora 3","start":"09:10","end":"10:10","startHours":9.166938235315707,"endHours":10.166938235315707,"planetary_lord":"Venus"},{"name":"Hora 4","start":"10:10","end":"11:10","startHours":10.166938235315707,"endHours":11.166938235315707,"planetary_lord":"Sun"},{"name":"Hora 5","start":"11:10","end":"12:10","startHours":11.166938235315707,"endHours":12.166938235315707,"planetary_lord":"Mars"},{"name":"Hora 6","start":"12:10","end":"13:10","startHours":12.166938235315707,"endHours":13.166938235315707,"planetary_lord":"Jupiter"},{"name":"Hora 7","start":"13:10","end":"14:10","startHours":13.166938235315707,"endHours":14.166938235315707,"planetary_lord":"Saturn"},{"name":"Hora 8","start":"14:10","end":"15:10","startHours":14.166938235315707,"endHours":15.166938235315707,"planetary_lord":"Moon"},{"name":"Hora 9","start":"15:10","end":"16:10","startHours":15.166938235315707,"endHours":16.166938235315705,"planetary_lord":"Mercury"},{"name":"Hora 10","start":"16:10","end":"17:10","startHours":16.166938235315705,"endHours":17.166938235315705,"planetary_lord":"Venus"},{"name":"Hora 11","start":"17:10","end":"18:10","startHours":17.166938235315705,"endHours":18.166938235315705,"planetary_lord":"Sun"},{"name":"Hora 12","start":"18:10","end":"19:10","startHours":18.166938235315705,"endHours":19.166938235315705,"planetary_lord":"Mars"},{"name":"Hora 13","start":"19:10","end":"20:10","startHours":19.166938235315705,"endHours":20.166938235315705,"planetary_lord":"Jupiter"},{"name":"Hora 14","start":"20:10","end":"21:10","startHours":20.166938235315705,"endHours":21.166938235315705,"planetary_lord":"Saturn"},{"name":"Hora 15","start":"21:10","end":"22:10","startHours":21.166938235315705,"endHours":22.166938235315705,"planetary_lord":"Moon"},{"name":"Hora 16","start":"22:10","end":"23:10","startHours":22.166938235315705,"endHours":23.166938235315705,"planetary_lord":"Mercury"},{"name":"Hora 17","start":"23:10","end":"00:10","startHours":23.166938235315705,"endHours":24.166938235315705,"planetary_lord":"Venus"},{"name":"Hora 18","start":"00:10","end":"01:10","startHours":24.166938235315705,"endHours":25.166938235315705,"planetary_lord":"Sun"},{"name":"Hora 19","start":"01:10","end":"02:10","startHours":25.166938235315705,"endHours":26.166938235315705,"planetary_lord":"Mars"},{"name":"Hora 20","start":"02:10","end":"03:10","startHours":26.166938235315705,"endHours":27.166938235315705,"planetary_lord":"Jupiter"},{"name":"Hora 21","start":"03:10","end":"04:10","startHours":27.166938235315705,"endHours":28.166938235315705,"planetary_lord":"Saturn"},{"name":"Hora 22","start":"04:10","end":"05:10","startHours":28.166938235315705,"endHours":29.166938235315705,"planetary_lord":"Moon"},{"name":"Hora 23","start":"05:10","end":"06:10","startHours":29.166938235315705,"endHours":30.166938235315705,"planetary_lord":"Mercury"},{"name":"Hora 24","start":"06:10","end":"07:10","startHours":30.166938235315705,"endHours":31.166938235315705,"planetary_lord":"Venus"}],"taraBala":{"favorable_nakshatras":["Rohiṇī","Mṛgaśirā","Ārdrā","Punarvasu","Puṣya","Hasta","Citrā","Svātī","Viśākhā","Anurādhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj","Pūrva Bhādrapadā","Uttara Bhādrapadā"],"unfavorable_nakshatras":["Aśvinī","Bharaṇī","Kṛttikā","Aśleṣā","Maghā","Pūrva Phalgunī","Uttara Phalgunī","Jyeṣṭhā","Mūla","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Mithuna","Karka","Tulā","Vṛścika","Makara","Mīna"],"unfavorable_rashis":["Meṣa","Vṛṣabha","Siṃha","Kanyā","Dhanu","Kumbha"]},"dishaShool":"East (Pūrva)","chandraVasa":"South-East","rahuVasa":"North-East","anandadiYoga":{"name":"Rākṣasa","quality":"Inauspicious"},"tropicalRitu":"Śiśira (Winter) (tropical)","vedicRitu":"Hemanta (Pre-winter)","tropicalAyana":"Uttarāyaṇa","vedicAyana":"Uttarāyaṇa","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":-18.31950471239442,"eotMinutes":-12.974632034865841,"ayanamsa":26.4802}},"calendars":{"vikram_samvat":2245,"vikram_samvatsara":"Plava","saka_samvat":2110,"saka_samvatsara":"Sarvadhāri","bengali_samvat":1595,"malayalam_era":1364,"nanakshahi_year":719,"lunar_month":"Māgha","lunar_month_paksha_full":"Māgha Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Māgha","lunar_month_amanta":"Pauṣa","lunar_month_is_adhika":false,"lunar_month_purnimanta_is_adhika":false,"lunar_month_amanta_is_adhika":false,"solar_month":"Makara (Tai)","ritu":"Śiśira (Winter)","display_summary":"Māgha Kṛṣṇa Amāvasyā · Vikram 2245 Plava · Śaka 2110 Sarvadhāri"},"festivals":[],"todays_walk":{"walk":{"id":"chandra-walk","name":"Candra Walk","name_sanskrit":"चन्द्र यात्रा","type":"graha","description":"Manas-control + BG 6.5-7.","step_count":5,"url":"/walk/chandra-walk"},"reason":"Somavāra (Monday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3137-10-20","event":"Karṇa-Vadha (Mahābhārata Day 17)","chart_id":"karna","shared_marker":"same Kṛṣṇa Amāvasyā","url":"/day/-3137-10-20","relevance":0.5}]},"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 January 28, 2188 CE · Ṛṣikeśa · Vidhyamitra","description":"January 28, 2188 CE for Ṛṣikeśa: Kṛṣṇa Amāvasyā, sūryodaya 07:10, sūryāsta 17:50.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2188-01-28","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2188-01-28","sa":"https://sa.vidhyamitra.com/city/rishikesh/2188-01-28","hi":"https://hi.vidhyamitra.com/city/rishikesh/2188-01-28","x-default":"https://vidhyamitra.com/city/rishikesh/2188-01-28"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-28T20:35:27.731Z","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":"2026-05-28T20:35:27.731Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-28T20:35:27.731Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}