Midday of Monday 1 July
Qualifies with 48 of 48 minutes. Not taken.
madhyāhna begins 11:20 12:08 madhyāhna ends
10:3210:5611:2011:4412:0812:3212:56
48 of 48 minutes covered
Ruling · Guru Pūrṇimā · 2080
Boundaryin Daqing, under the Rashtriya Panchang method. A threshold is only 1 min 45 s away. Say “contested”.
One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.
Midday of Monday 1 July
Qualifies with 48 of 48 minutes. Not taken.
48 of 48 minutes covered
Midday of Tuesday 2 July
Taken. Both middays qualify; the rule takes the second.
48 of 48 minutes covered
Aṅga
Pūrṇimā runs from 10:05 on Mon 1 Jul to 12:10 on Tue 2 Jul.
2080-07-01T02:05:08Z → 2080-07-02T04:10:08Z
Kāla
Madhyāhna is 1 ghaṭikā either side of midday: 11:20–12:08 on the 1st, 11:20–12:08 on the 2nd.
madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Pūrṇimā must be present during madhyāhna. It covers 48 of 48 minutes on the 1st and 48 of 48 on the 2nd.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102
Tie-break
Both middays qualify. Paraviddhā: the second is taken.
priority: paraviddha → paraviddha · margin 105 s < 300 s
Ruling
Guru Pūrṇimā, Daqing, 2080: Tuesday 2 July.
confidence: boundary (margin)
In Daqing, Guru Pūrṇimā 2080 falls on Tuesday 2 July. Pūrṇimā runs from 10:05 on Mon 1 Jul to 12:10 on Tue 2 Jul and covers all of madhyāhna that midday. It also reaches the previous midday for 48 minutes; by the rule the second midday is taken. It is 1 min 45 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Tue 2 Jul |
| Ahargaṇa, classical | Disc centre, no refraction | Tue 2 Jul |
| compat-drikpanchang | Comparison profile | Tue 2 Jul |
| No institution has a recorded ruling for Daqing. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/guru-purnima · ruleset 2026.3-draft
“S 15 Guru purnima (paraviddha), Vyasa puja (paraviddha, 3 muhurtas after sunrise), Kokila vrata (sayahna vyapini). Siva sayanotsava (pradosavyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.
Twelve places, west to east. Local clock times.
| Place | Pūrṇimā | Madhyāhna 1st | Covered | Madhyāhna 2nd | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 19:05 → 21:10 | 12:33 | 48 min | 12:34 | 0 min | 1 Jul |
| Chicago | 21:05 → 23:10 | 12:31 | 48 min | 12:31 | 0 min | 1 Jul |
| Jersey City | 22:05 → 00:10 | 12:37 | 48 min | 12:37 | 0 min | 1 Jul |
| Port of Spain | 22:05 → 00:10 | 11:47 | 48 min | 11:47 | 0 min | 1 Jul |
| London | 03:05 → 05:10 | 12:41 | 48 min | 12:41 | 0 min | 1 Jul |
| Durban | 04:05 → 06:10 | 11:36 | 48 min | 11:37 | 0 min | 1 Jul |
| Dubai | 06:05 → 08:10 | 11:59 | 48 min | 11:59 | 0 min | 1 Jul |
| Delhi | 07:35 → 09:40 | 12:01 | 48 min | 12:02 | 0 min | 1 Jul |
| Kolkata | 07:35 → 09:40 | 11:17 | 48 min | 11:17 | 0 min | 1 Jul |
| Singapore | 10:05 → 12:10 | 12:45 | 48 min | 12:45 | 0 min | 1 Jul |
| Sydney | 12:05 → 14:10 | 11:36 | 18 min | 11:36 | 48 min | 2 Jul |
| Suva | 14:05 → 16:10 | 11:47 | 0 min | 11:47 | 48 min | 2 Jul |