Midday of Saturday 8 November
Navamī is absent from madhyāhna. Not taken.
madhyāhna begins 11:24 12:12 madhyāhna ends
Navamī begins 12:22:50
10:3611:0011:2411:4812:1212:3613:00
0 of 48 minutes covered
Ruling · Durgā Navamī · 1997
Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 11 minutes.
One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.
Midday of Saturday 8 November
Navamī is absent from madhyāhna. Not taken.
0 of 48 minutes covered
Midday of Sunday 9 November
Taken. Navamī reaches neither midday; the rule takes the second day.
0 of 48 minutes covered
Aṅga
Navamī runs from 12:23 on Sat 8 Nov to 10:24 on Sun 9 Nov.
1997-11-08T08:52:50Z → 1997-11-09T06:54:00Z
Kāla
Madhyāhna is 1 ghaṭikā either side of midday: 11:24–12:12 on the 8th, 11:24–12:12 on the 9th.
madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Navamī must be present during madhyāhna. It covers 0 of 48 minutes on the 8th and 0 of 48 on the 9th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Neither midday qualifies. The rule takes the second day.
priority: purvaviddha → second-day · margin 658 s
Ruling
Durgā Navamī, Tehran, 1997: Sunday 9 November.
confidence: determinate
In Tehran, Durgā Navamī 1997 falls on Sunday 9 November. Navamī runs from 12:23 on Sat 8 Nov to 10:24 on Sun 9 Nov, and reaches madhyāhna on neither day.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sun 9 Nov |
| Ahargaṇa, classical | Disc centre, no refraction | Sun 9 Nov |
| compat-drikpanchang | Comparison profile | Sat 8 Nov |
| No institution has a recorded ruling for Tehran. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/durga-navami · ruleset 2026.3-draft
“S 9 Aksaya navami (purvahnavyapini), Jagaddhatri puja (Bengal), (udayavyapini one muhurta), Anla navami (Orissa), Durga navami (purvaviddha), Gauri vrata.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.
Twelve places, west to east. Local clock times.
| Place | Navamī | Madhyāhna 8th | Covered | Madhyāhna 9th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 00:53 → 22:54 | 11:13 | 48 min | 11:13 | 0 min | 8 Nov |
| Chicago | 02:53 → 00:54 | 11:10 | 48 min | 11:10 | 0 min | 8 Nov |
| Jersey City | 03:53 → 01:54 | 11:16 | 48 min | 11:16 | 0 min | 8 Nov |
| Port of Spain | 04:53 → 02:54 | 11:26 | 48 min | 11:26 | 0 min | 8 Nov |
| London | 08:53 → 06:54 | 11:20 | 48 min | 11:20 | 0 min | 8 Nov |
| Durban | 10:53 → 08:54 | 11:16 | 48 min | 11:16 | 0 min | 8 Nov |
| Dubai | 12:53 → 10:54 | 11:38 | 0 min | 11:38 | 0 min | 9 Nov |
| Delhi | 14:23 → 12:24 | 11:41 | 0 min | 11:41 | 43 min | 9 Nov |
| Kolkata | 14:23 → 12:24 | 10:56 | 0 min | 10:56 | 48 min | 9 Nov |
| Singapore | 16:53 → 14:54 | 12:24 | 0 min | 12:24 | 48 min | 9 Nov |
| Sydney | 19:53 → 17:54 | 12:15 | 0 min | 12:15 | 48 min | 9 Nov |
| Suva | 20:53 → 18:54 | 11:26 | 0 min | 11:26 | 48 min | 9 Nov |