{"id":"vidhyamitra:city-day:rishikesh:2123-09-10:en","page_class":"VM-CD-city-day","url":"https://vidhyamitra.com/city/rishikesh/2123-09-10","language":{"target_lang":"en","base_lang":"en","quality_tier":"canonical"},"data":{"date":"2123-09-10","date_display":"September 10, 2123 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":2123,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496721.770833,"kali_year":5225,"ahargana":1908256.2708,"sun":{"sidereal_longitude":140.3284,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":12.7476,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":232.4193,"elapsed_within_tithi_degrees":4.4193},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7476,"elapsed_within_degrees":12.7476},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.076},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"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":2123,"month":9,"day":10,"hour":6,"minute":30,"calendar":"gregorian"},"julian_day":2496721.770833,"ahargana":1908256.2708,"kali_year":5225,"ayanamsa_lahiri":25.5808,"grahas":{"sun":{"sidereal_longitude":141.33662600000002,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":11,"name":"Pūrva Phalgunī","pada":3},"retrograde":false},"moon":{"sidereal_longitude":14.71522600000003,"rashi":{"number":1,"name":"Meṣa"},"nakshatra":{"number":2,"name":"Bharaṇī","pada":1},"retrograde":false,"latitude":2.8089},"mars":{"sidereal_longitude":198.14932599999997,"rashi":{"number":7,"name":"Tulā"},"nakshatra":{"number":15,"name":"Svātī","pada":4},"retrograde":false},"mercury":{"sidereal_longitude":125.21552599999995,"rashi":{"number":5,"name":"Siṃha"},"nakshatra":{"number":10,"name":"Maghā","pada":2},"retrograde":false},"jupiter":{"sidereal_longitude":159.90622600000006,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":4},"retrograde":false},"venus":{"sidereal_longitude":154.64302599999996,"rashi":{"number":6,"name":"Kanyā"},"nakshatra":{"number":12,"name":"Uttara Phalgunī","pada":3},"retrograde":false},"saturn":{"sidereal_longitude":104.50772599999999,"rashi":{"number":4,"name":"Karka"},"nakshatra":{"number":8,"name":"Puṣya","pada":4},"retrograde":false},"rahu":{"sidereal_longitude":231.3996,"rashi":{"number":8,"name":"Vṛścika"},"nakshatra":{"number":18,"name":"Jyeṣṭhā","pada":2},"retrograde":false},"ketu":{"sidereal_longitude":51.3996,"rashi":{"number":2,"name":"Vṛṣabha"},"nakshatra":{"number":4,"name":"Rohiṇī","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":2123,"month":9,"day":10,"hour":6,"minute":30,"second":0,"calendar":"gregorian"},"julian_day":2496721.770833,"kali_year":5225,"ahargana":1908256.2708,"sun":{"sidereal_longitude":140.3284,"rashi":5,"rashi_name":"Siṃha"},"moon":{"sidereal_longitude":12.7476,"rashi":1,"rashi_name":"Meṣa"},"tithi":{"number":20,"name":"Pañcamī","paksha":"Kṛṣṇa","full_name":"Kṛṣṇa Pañcamī","elongation_degrees":232.4193,"elapsed_within_tithi_degrees":4.4193},"nakshatra":{"number":1,"name":"Aśvinī","pada":4,"moon_longitude":12.7476,"elapsed_within_degrees":12.7476},"yoga":{"number":12,"name":"Dhruva","sum_longitude":153.076},"karana":{"half_tithi_index":38,"name":"Kaulava"},"vara":{"number":0,"name":"Śukravāra (Friday)"}},"eclipse_current":{"solar":{"type":"solar","occurs":false,"moon_latitude":2.809,"elongation":127.581},"lunar":{"type":"lunar","occurs":false,"moon_latitude":2.809,"opposition_distance":52.419}},"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":"05:57","sunsetLocal":"18:29","solarNoonLocal":"12:13","dayLengthHours":12.529404212455336,"dayLengthDisplay":"12 Hours 31 Mins 46 Secs","nightLengthDisplay":"11 Hours 28 Mins 14 Secs","moonriseLocal":"21:08","moonsetLocal":"10:25","rahuKala":{"name":"Rāhu Kāla","start":"10:39","end":"12:13","startHours":10.655202843815648,"endHours":12.221378370372564,"quality":"inauspicious"},"yamaganda":{"name":"Yamaganda","start":"15:21","end":"16:55","startHours":15.3537294234864,"endHours":16.919904950043318,"quality":"inauspicious"},"gulika":{"name":"Gulika Kāla","start":"07:31","end":"09:05","startHours":7.522851790701813,"endHours":9.08902731725873,"quality":"inauspicious"},"durMuhurta":[{"name":"Dur Muhūrta","start":"08:53","end":"09:18","startHours":8.880203913717807,"endHours":9.297850720799651,"quality":"avoid"}],"varjyam":{"name":"Varjyam","start":"06:29","end":"06:49","startHours":6.478734772997202,"endHours":6.812852218662677,"quality":"avoid"},"abhijit":{"name":"Abhijit Muhūrta","start":"11:48","end":"12:38","startHours":11.80373156329072,"endHours":12.639025177454409,"quality":"auspicious"},"brahmaMuhurta":{"name":"Brahma Muhūrta","start":"04:17","end":"05:07","startHours":4.286089035817518,"endHours":5.121382649981207,"quality":"auspicious"},"pratahSandhya":{"name":"Prātaḥ Sandhyā","start":"04:55","end":"05:57","startHours":4.912559246440285,"endHours":5.956676264144896,"quality":"auspicious"},"vijayaMuhurta":{"name":"Vijaya Muhūrta","start":"14:19","end":"15:09","startHours":14.309612405781786,"endHours":15.144906019945475,"quality":"auspicious"},"godhuliMuhurta":{"name":"Godhūli Muhūrta","start":"18:17","end":"18:41","startHours":18.286080476600233,"endHours":18.68608047660023,"quality":"auspicious"},"sayahnaSandhya":{"name":"Sāyāhna Sandhyā","start":"18:29","end":"19:00","startHours":18.486080476600232,"endHours":19.00813898545254,"quality":"auspicious"},"amritKala":{"name":"Amṛta Kāla","start":"18:14","end":"19:59","startHours":18.236080476600232,"endHours":19.986080476600232,"quality":"auspicious"},"nishitaMuhurta":{"name":"Niśīta Muhūrta","start":"23:48","end":"00:38","startHours":23.803731563290718,"endHours":24.639025177454407,"quality":"auspicious"},"dayChoghadiyas":[{"name":"Chala","start":"05:57","end":"07:31","startHours":5.956676264144896,"endHours":7.522851790701813,"quality":"neutral"},{"name":"Labha","start":"07:31","end":"09:05","startHours":7.522851790701813,"endHours":9.08902731725873,"quality":"auspicious"},{"name":"Amṛta","start":"09:05","end":"10:39","startHours":9.08902731725873,"endHours":10.655202843815648,"quality":"auspicious"},{"name":"Kāla","start":"10:39","end":"12:13","startHours":10.655202843815648,"endHours":12.221378370372564,"quality":"inauspicious"},{"name":"Śubha","start":"12:13","end":"13:47","startHours":12.221378370372564,"endHours":13.78755389692948,"quality":"auspicious"},{"name":"Roga","start":"13:47","end":"15:21","startHours":13.78755389692948,"endHours":15.3537294234864,"quality":"inauspicious"},{"name":"Udveg","start":"15:21","end":"16:55","startHours":15.3537294234864,"endHours":16.919904950043318,"quality":"inauspicious"},{"name":"Chala","start":"16:55","end":"18:29","startHours":16.919904950043318,"endHours":18.486080476600232,"quality":"neutral"}],"nightChoghadiyas":[{"name":"Roga","start":"18:29","end":"19:55","startHours":18.486080476600232,"endHours":19.919904950043314,"quality":"inauspicious"},{"name":"Udveg","start":"19:55","end":"21:21","startHours":19.919904950043314,"endHours":21.3537294234864,"quality":"inauspicious"},{"name":"Chala","start":"21:21","end":"22:47","startHours":21.3537294234864,"endHours":22.78755389692948,"quality":"neutral"},{"name":"Labha","start":"22:47","end":"00:13","startHours":22.78755389692948,"endHours":24.221378370372562,"quality":"auspicious"},{"name":"Amṛta","start":"00:13","end":"01:39","startHours":24.221378370372562,"endHours":25.655202843815648,"quality":"auspicious"},{"name":"Kāla","start":"01:39","end":"03:05","startHours":25.655202843815648,"endHours":27.08902731725873,"quality":"inauspicious"},{"name":"Śubha","start":"03:05","end":"04:31","startHours":27.08902731725873,"endHours":28.522851790701814,"quality":"auspicious"},{"name":"Roga","start":"04:31","end":"05:57","startHours":28.522851790701814,"endHours":29.956676264144896,"quality":"inauspicious"}],"horas":[{"name":"Hora 1","start":"05:57","end":"06:57","startHours":5.956676264144896,"endHours":6.956676264144896,"planetary_lord":"Venus"},{"name":"Hora 2","start":"06:57","end":"07:57","startHours":6.956676264144896,"endHours":7.956676264144896,"planetary_lord":"Sun"},{"name":"Hora 3","start":"07:57","end":"08:57","startHours":7.956676264144896,"endHours":8.956676264144896,"planetary_lord":"Mars"},{"name":"Hora 4","start":"08:57","end":"09:57","startHours":8.956676264144896,"endHours":9.956676264144896,"planetary_lord":"Jupiter"},{"name":"Hora 5","start":"09:57","end":"10:57","startHours":9.956676264144896,"endHours":10.956676264144896,"planetary_lord":"Saturn"},{"name":"Hora 6","start":"10:57","end":"11:57","startHours":10.956676264144896,"endHours":11.956676264144896,"planetary_lord":"Moon"},{"name":"Hora 7","start":"11:57","end":"12:57","startHours":11.956676264144896,"endHours":12.956676264144896,"planetary_lord":"Mercury"},{"name":"Hora 8","start":"12:57","end":"13:57","startHours":12.956676264144896,"endHours":13.956676264144896,"planetary_lord":"Venus"},{"name":"Hora 9","start":"13:57","end":"14:57","startHours":13.956676264144896,"endHours":14.956676264144896,"planetary_lord":"Sun"},{"name":"Hora 10","start":"14:57","end":"15:57","startHours":14.956676264144896,"endHours":15.956676264144896,"planetary_lord":"Mars"},{"name":"Hora 11","start":"15:57","end":"16:57","startHours":15.956676264144896,"endHours":16.956676264144896,"planetary_lord":"Jupiter"},{"name":"Hora 12","start":"16:57","end":"17:57","startHours":16.956676264144896,"endHours":17.956676264144896,"planetary_lord":"Saturn"},{"name":"Hora 13","start":"17:57","end":"18:57","startHours":17.956676264144896,"endHours":18.956676264144896,"planetary_lord":"Moon"},{"name":"Hora 14","start":"18:57","end":"19:57","startHours":18.956676264144896,"endHours":19.956676264144896,"planetary_lord":"Mercury"},{"name":"Hora 15","start":"19:57","end":"20:57","startHours":19.956676264144896,"endHours":20.956676264144896,"planetary_lord":"Venus"},{"name":"Hora 16","start":"20:57","end":"21:57","startHours":20.956676264144896,"endHours":21.956676264144896,"planetary_lord":"Sun"},{"name":"Hora 17","start":"21:57","end":"22:57","startHours":21.956676264144896,"endHours":22.956676264144896,"planetary_lord":"Mars"},{"name":"Hora 18","start":"22:57","end":"23:57","startHours":22.956676264144896,"endHours":23.956676264144896,"planetary_lord":"Jupiter"},{"name":"Hora 19","start":"23:57","end":"00:57","startHours":23.956676264144896,"endHours":24.956676264144896,"planetary_lord":"Saturn"},{"name":"Hora 20","start":"00:57","end":"01:57","startHours":24.956676264144896,"endHours":25.956676264144896,"planetary_lord":"Moon"},{"name":"Hora 21","start":"01:57","end":"02:57","startHours":25.956676264144896,"endHours":26.956676264144896,"planetary_lord":"Mercury"},{"name":"Hora 22","start":"02:57","end":"03:57","startHours":26.956676264144896,"endHours":27.956676264144896,"planetary_lord":"Venus"},{"name":"Hora 23","start":"03:57","end":"04:57","startHours":27.956676264144896,"endHours":28.956676264144896,"planetary_lord":"Sun"},{"name":"Hora 24","start":"04:57","end":"05:57","startHours":28.956676264144896,"endHours":29.956676264144896,"planetary_lord":"Mars"}],"taraBala":{"favorable_nakshatras":["Bharaṇī","Kṛttikā","Rohiṇī","Mṛgaśirā","Ārdrā","Pūrva Phalgunī","Uttara Phalgunī","Hasta","Citrā","Svātī","Pūrva Āṣāḍhā","Uttara Āṣāḍhā","Śravaṇa","Dhaniṣṭhā","Śatabhiṣaj"],"unfavorable_nakshatras":["Aśvinī","Punarvasu","Puṣya","Aśleṣā","Maghā","Viśākhā","Anurādhā","Jyeṣṭhā","Mūla","Pūrva Bhādrapadā","Uttara Bhādrapadā","Revatī"],"nature":"Janma-tara if same nakshatra; favorable for 15 nakshatras"},"chandraBala":{"favorable_rashis":["Meṣa","Mithuna","Kanyā","Tulā","Makara","Kumbha"],"unfavorable_rashis":["Vṛṣabha","Karka","Siṃha","Vṛścika","Dhanu","Mīna"]},"dishaShool":"West (Paścim)","chandraVasa":"East","rahuVasa":"South-East","anandadiYoga":{"name":"Amṛta","quality":"Auspicious"},"tropicalRitu":"Varṣā (Monsoon) (tropical)","vedicRitu":"Varṣā (Monsoon)","tropicalAyana":"Dakṣiṇāyana","vedicAyana":"Dakṣiṇāyana","meta":{"method":"BOB-History Sūrya-Siddhānta + Vidhyamitra Tier-2 spherical localization","declination":5.165261601398264,"eotMinutes":3.6468977776461458,"ayanamsa":25.5808}},"calendars":{"vikram_samvat":2180,"vikram_samvatsara":"Durmukhi","saka_samvat":2045,"saka_samvatsara":"Subhānu","bengali_samvat":1530,"malayalam_era":1299,"nanakshahi_year":654,"lunar_month":"Bhādrapada","lunar_month_paksha_full":"Bhādrapada (Adhika) Kṛṣṇa Pakṣa","lunar_month_system":"purnimanta","lunar_month_purnimanta":"Bhādrapada","lunar_month_amanta":"Bhādrapada","lunar_month_is_adhika":true,"lunar_month_purnimanta_is_adhika":true,"lunar_month_amanta_is_adhika":true,"solar_month":"Siṃha (Āvaṇi)","ritu":"Varṣā (Monsoon)","display_summary":"Bhādrapada (Adhika) Kṛṣṇa Pañcamī · Vikram 2180 Durmukhi · Śaka 2045 Subhānu"},"festivals":[],"todays_walk":{"walk":{"id":"shukra-walk","name":"Śukra Walk","name_sanskrit":"शुक्र यात्रा","type":"graha","description":"Beauty + creativity in dharma + BG 10.36.","step_count":5,"url":"/walk/shukra-walk"},"reason":"Śukravāra (Friday) — its presiding graha's walk."},"cosmic_resonances":[{"historical_date":"-3101-02-18","event":"Kali Yuga Epoch","chart_id":"kali-yuga-epoch","shared_marker":"same Aśvinī","url":"/day/-3101-02-18","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 September 10, 2123 CE · Ṛṣikeśa · Vidhyamitra","description":"September 10, 2123 CE for Ṛṣikeśa: Kṛṣṇa Pañcamī, sūryodaya 05:57, sūryāsta 18:29.","schema_org_type":"Article","canonical":"https://vidhyamitra.com/city/rishikesh/2123-09-10","hreflang_alternates":{"en":"https://vidhyamitra.com/city/rishikesh/2123-09-10","sa":"https://sa.vidhyamitra.com/city/rishikesh/2123-09-10","hi":"https://hi.vidhyamitra.com/city/rishikesh/2123-09-10","x-default":"https://vidhyamitra.com/city/rishikesh/2123-09-10"}},"provenance":[{"pillar":"BOB-History","pillar_version":"2.12.0","method":"Sūrya-Siddhānta first-principles + Bhāskara II + Kerala-school (Mādhava-Nīlakaṇṭha) corrections","retrieved_at":"2026-05-31T15:06:15.182Z","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":"2026-05-31T15:06:15.182Z","verification":{"type":"community-validated","markers":["modern-reference checked timing on Narasiṁha Jayantī 2026"],"confidence":"verified"}}],"meta":{"generated_at":"2026-05-31T15:06:15.182Z","pillar_versions":{"Sūrya-Siddhānta":"Pūrṇa","Vidhyamitra-Tier2":"Pūrṇa"}}}