Day of Thursday 8 October
Taken. The only day Daśamī with Śravaṇa reaches.
06:05 sunrisesunset 17:38
05:4107:4109:4111:4113:4115:4117:4119:41
694 of 694 minutes covered
Ruling · Vijayā Daśamī (Dussehra) · 1981
Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 161 minutes.
A tick is five ghaṭīs, two hours. The day time is sunrise to sunset.
Day of Thursday 8 October
Taken. The only day Daśamī with Śravaṇa reaches.
694 of 694 minutes covered
Day of Friday 9 October
Daśamī with Śravaṇa is absent from the day time. Not taken.
0 of 691 minutes covered
Aṅga
Daśamī runs from 01:22 on Thu 8 Oct to 01:49 on Fri 9 Oct, and Śravaṇa from 03:24 on Thu 8 Oct to 04:23 on Fri 9 Oct. They are together from 03:24 on Thu 8 Oct to 01:49 on Fri 9 Oct.
1981-10-07T23:53:45Z → 1981-10-08T22:18:34Z
Kāla
The day time is sunrise to sunset: 06:05–17:38 on the 8th, 06:06–17:37 on the 9th.
daytime: sunrise-to-sunset · sunrise and sunset: upper limb, 31′ + 16′
Rule
Where Daśamī touches Śravaṇa in the day time, that day is taken. Together they cover 694 of 694 minutes on the 8th and 0 of 691 on the 9th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
Tie-break
Only one day qualifies. No tie-break is needed.
priority: unstated → only-day · margin 9666 s
Ruling
Vijayā Daśamī, Tehran, 1981: Thursday 8 October.
confidence: determinate
In Tehran, Vijayā Daśamī (Dussehra) 1981 falls on Thursday 8 October. Daśamī runs from 01:22 on Thu 8 Oct to 01:49 on Fri 9 Oct and is with Śravaṇa in the day time that day, for 694 minutes.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Thu 8 Oct |
| Ahargaṇa, classical | Disc centre, no refraction | Thu 8 Oct |
| compat-drikpanchang | Comparison profile | Thu 8 Oct |
| No institution has a recorded ruling for Tehran. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/vijaya-dashami · ruleset 2026.3-draft
“S 10 Vijaya dasami (In Bengal it is observed as paraviddha, covering one muhurta from sunrise. In other places, if it touches Sravana naksatra in the day time it is observed on that day), Sarasvati visarjana (to be observed in naksatra Sravana), Dasahara.” 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 | Daśamī with Śravaṇa | Sunrise 7th | Covered | Sunrise 8th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 16:54 → 15:19 | 06:52 | 95 min | 06:53 | 506 min | 8 Oct |
| Chicago | 18:54 → 17:19 | 06:54 | 0 min | 06:55 | 623 min | 8 Oct |
| Jersey City | 19:54 → 18:19 | 06:59 | 0 min | 07:00 | 678 min | 8 Oct |
| Port of Spain | 19:54 → 18:19 | 05:55 | 0 min | 05:55 | 717 min | 8 Oct |
| London | 00:54 → 23:19 | 07:11 | 0 min | 07:13 | 670 min | 8 Oct |
| Durban | 01:54 → 00:19 | 05:28 | 0 min | 05:26 | 754 min | 8 Oct |
| Dubai | 03:54 → 02:19 | 06:13 | 0 min | 06:14 | 705 min | 8 Oct |
| Delhi | 05:24 → 03:49 | 06:17 | 0 min | 06:18 | 701 min | 8 Oct |
| Kolkata | 05:24 → 03:49 | 05:30 | 0 min | 05:30 | 707 min | 8 Oct |
| Singapore | 07:24 → 05:49 | 06:20 | 0 min | 06:20 | 661 min | 8 Oct |
| Sydney | 09:54 → 08:19 | 05:25 | 0 min | 05:24 | 489 min | 8 Oct |
| Suva | 11:54 → 10:19 | 05:44 | 0 min | 05:43 | 371 min | 8 Oct |