Midday of Sunday 10 September
Taken. Both middays qualify; the rule is silent, and this one is covered longer.
48 of 48 minutes covered
Ruling · Rādhāṣṭamī · 2062
Boundaryin Daqing, under the Rashtriya Panchang method. Both middays qualify and the rule does not say which to take. Say “contested”.
One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.
Midday of Sunday 10 September
Taken. Both middays qualify; the rule is silent, and this one is covered longer.
48 of 48 minutes covered
Midday of Monday 11 September
Qualifies with 48 of 48 minutes. Not taken.
48 of 48 minutes covered
Aṅga
Aṣṭamī runs from 11:08 on Sun 10 Sep to 12:59 on Mon 11 Sep.
2062-09-10T03:08:25Z → 2062-09-11T04:59:29Z
Kāla
Madhyāhna is 1 ghaṭikā either side of midday: 11:13–12:01 on the 10th, 11:12–12:00 on the 11th.
madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 10th and 48 of 48 on the 11th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103
Tie-break
Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.
priority: unstated → greater-coverage · margin 259 s < 300 s
Ruling
Rādhāṣṭamī, Daqing, 2062: Sunday 10 September.
confidence: boundary (margin, tie-break-unstated)
In Daqing, Rādhāṣṭamī 2062 falls on Sunday 10 September. Aṣṭamī runs from 11:08 on Sun 10 Sep to 12:59 on Mon 11 Sep and covers all of madhyāhna that midday. It also reaches the next midday for 48 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested. It is 4 min 19 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sun 10 Sep |
| Ahargaṇa, classical | Disc centre, no refraction | Sun 10 Sep |
| compat-drikpanchang | Comparison profile | Mon 11 Sep |
| No institution has a recorded ruling for Daqing. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/radhashtami · ruleset 2026.3-draft
“S 8 Durvastami (purvaviddha — S 8 of saura Bhadra except Bengal), Mahalaksmi vratarambha, Radhastami (madhyahna vyapini)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.
Twelve places, west to east. Local clock times.
| Place | Aṣṭamī | Madhyāhna 10th | Covered | Madhyāhna 11th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 20:08 → 21:59 | 12:26 | 48 min | 12:25 | 0 min | 10 Sep |
| Chicago | 22:08 → 23:59 | 12:23 | 48 min | 12:23 | 0 min | 10 Sep |
| Jersey City | 23:08 → 00:59 | 12:29 | 48 min | 12:29 | 0 min | 10 Sep |
| Port of Spain | 23:08 → 00:59 | 11:39 | 48 min | 11:39 | 0 min | 10 Sep |
| London | 04:08 → 05:59 | 12:33 | 48 min | 12:33 | 0 min | 10 Sep |
| Durban | 05:08 → 06:59 | 11:29 | 48 min | 11:29 | 0 min | 10 Sep |
| Dubai | 07:08 → 08:59 | 11:52 | 48 min | 11:51 | 0 min | 10 Sep |
| Delhi | 08:38 → 10:29 | 11:54 | 48 min | 11:54 | 0 min | 10 Sep |
| Kolkata | 08:38 → 10:29 | 11:10 | 48 min | 11:09 | 0 min | 10 Sep |
| Singapore | 11:08 → 12:59 | 12:38 | 48 min | 12:37 | 22 min | 10 Sep |
| Sydney | 13:08 → 14:59 | 11:29 | 0 min | 11:28 | 48 min | 11 Sep |
| Suva | 15:08 → 16:59 | 11:40 | 0 min | 11:39 | 48 min | 11 Sep |