Moonrise of Sunday 26 September
Taken. The only moonrise Ṣaṣṭhī holds at.
21:02 moonrise
19:5020:1420:3821:0221:2621:5022:14
Holds at moonrise
Ruling · Candra Ṣaṣṭhī · 2021
Determinatein Tehran, under the Rashtriya Panchang method. Clear of every threshold by 477 minutes.
One ghaṭī is 24 minutes. The moonrise is read as disc centre, 31′.
Moonrise of Sunday 26 September
Taken. The only moonrise Ṣaṣṭhī holds at.
Holds at moonrise
Moonrise of Monday 27 September
Ṣaṣṭhī does not hold at moonrise. Not taken.
Absent at moonrise
Aṅga
Ṣaṣṭhī runs from 11:05 on Sun 26 Sep to 13:44 on Mon 27 Sep.
2021-09-26T07:35:10Z → 2021-09-27T10:13:41Z
Kāla
Moonrise is at 21:02 on the 26th and 21:41 on the 27th.
moonrise: disc centre, 31′
Rule
Ṣaṣṭhī must be current at moonrise. It is on the 26th and is not on the 27th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103
Tie-break
Only one moonrise qualifies. No tie-break is needed.
priority: purvaviddha → only-day · margin 28617 s
Ruling
Candra Ṣaṣṭhī, Tehran, 2021: Sunday 26 September.
confidence: determinate
In Tehran, Candra Ṣaṣṭhī 2021 falls on Sunday 26 September. Ṣaṣṭhī runs from 11:05 on Sun 26 Sep to 13:44 on Mon 27 Sep and is current at moonrise that day.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Sun 26 Sep |
| Ahargaṇa, classical | Disc centre, no refraction | Sun 26 Sep |
| compat-drikpanchang | Comparison profile | Sun 26 Sep |
| No institution has a recorded ruling for Tehran. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/chandra-shashthi · ruleset 2026.3-draft
“K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.
Twelve places, west to east. Local clock times.
| Place | Ṣaṣṭhī | Moonrise 26th | Covered | Moonrise 27th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 00:35 → 03:14 | 22:12 | holds | 22:55 | no | 26 Sep |
| Chicago | 02:35 → 05:14 | 21:44 | holds | 22:23 | no | 26 Sep |
| Jersey City | 03:35 → 06:14 | 21:52 | holds | 22:31 | no | 26 Sep |
| Port of Spain | 03:35 → 06:14 | 22:09 | holds | 22:56 | no | 26 Sep |
| London | 08:35 → 11:14 | 21:06 | holds | 21:38 | no | 26 Sep |
| Durban | 09:35 → 12:14 | 23:03 | holds | 23:58 | no | 26 Sep |
| Dubai | 11:35 → 14:14 | 21:40 | holds | 22:22 | no | 26 Sep |
| Delhi | 13:05 → 15:44 | 21:32 | holds | 22:13 | no | 26 Sep |
| Kolkata | 13:05 → 15:44 | 20:59 | holds | 21:42 | no | 26 Sep |
| Singapore | 15:35 → 18:14 | 23:03 | holds | 23:50 | no | 26 Sep |
| Sydney | 17:35 → 20:14 | 22:53 | holds | 23:50 | no | 26 Sep |
| Suva | 19:35 → 22:14 | 22:27 | holds | 23:19 | no | 26 Sep |