Midday of Sunday 28 September
Taken. The only midday Navamī reaches.
madhyāhna begins 11:31 12:19 madhyāhna ends
Navamī begins 10:49:19
10:4311:0711:3111:5512:1912:4313:07
48 of 48 minutes covered
Ruling · Mahānavamī · 1941
Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 42 minutes.
One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.
Midday of Sunday 28 September
Taken. The only midday Navamī reaches.
48 of 48 minutes covered
Midday of Monday 29 September
Navamī is absent from madhyāhna. Not taken.
0 of 48 minutes covered
Aṅga
Navamī runs from 10:49 on Sun 28 Sep to 09:33 on Mon 29 Sep.
1941-09-28T07:19:20Z → 1941-09-29T06:02:33Z
Kāla
Madhyāhna is 1 ghaṭikā either side of midday: 11:31–12:19 on the 28th, 11:30–12:18 on the 29th.
madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Navamī must be present during madhyāhna. It covers 48 of 48 minutes on the 28th and 0 of 48 on the 29th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Only one midday qualifies. No tie-break is needed.
priority: purvaviddha → only-day · margin 2490 s
Ruling
Mahānavamī, Tehran, 1941: Sunday 28 September.
confidence: determinate
In Tehran, Mahānavamī 1941 falls on Sunday 28 September. Navamī runs from 10:49 on Sun 28 Sep to 09:33 on Mon 29 Sep and covers all of madhyāhna that midday.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sun 28 Sep |
| Ahargaṇa, classical | Disc centre, no refraction | Sun 28 Sep |
| compat-drikpanchang | Comparison profile | Sun 28 Sep |
| No institution has a recorded ruling for Tehran. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/mahanavami · ruleset 2026.3-draft
“S 9 Mahanavami (purvaviddha) (In Bengal it is observed as paraviddha covering one muhurta from sunrise).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104. The Bengal reading (paraviddha, one muhūrta from sunrise) is not applied.
Twelve places, west to east. Local clock times.
| Place | Navamī | Madhyāhna 28th | Covered | Madhyāhna 29th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 23:19 → 22:03 | 11:19 | 48 min | 11:19 | 0 min | 28 Sep |
| Chicago | 01:19 → 00:03 | 11:17 | 48 min | 11:17 | 0 min | 28 Sep |
| Jersey City | 02:19 → 01:03 | 11:23 | 48 min | 11:22 | 0 min | 28 Sep |
| Port of Spain | 03:19 → 02:03 | 11:33 | 48 min | 11:32 | 0 min | 28 Sep |
| London | 08:19 → 07:03 | 12:27 | 48 min | 12:26 | 0 min | 28 Sep |
| Durban | 09:19 → 08:03 | 11:23 | 48 min | 11:23 | 0 min | 28 Sep |
| Dubai | 11:19 → 10:03 | 11:45 | 48 min | 11:45 | 0 min | 28 Sep |
| Delhi | 12:49 → 11:33 | 11:48 | 0 min | 11:47 | 0 min | 29 Sep |
| Kolkata | 12:49 → 11:33 | 11:03 | 0 min | 11:03 | 30 min | 29 Sep |
| Singapore | 14:49 → 13:33 | 12:01 | 0 min | 12:01 | 48 min | 29 Sep |
| Sydney | 17:19 → 16:03 | 11:22 | 0 min | 11:22 | 48 min | 29 Sep |
| Suva | 19:19 → 18:03 | 11:33 | 0 min | 11:33 | 48 min | 29 Sep |