Night of Tuesday 27 August
Taken. The only night Aṣṭamī reaches.
niśītha begins 23:44 00:32 niśītha ends
22:5623:2023:4400:0800:3200:5601:20
48 of 48 minutes covered
Ruling · Janmāṣṭamī · 2013
Boundaryin Luanda, under the Rashtriya Panchang method. A threshold is only 3 min 36 s away. Say “contested”.
One ghaṭī is 24 minutes. Niśītha is 1 ghaṭikā either side of midnight.
Night of Tuesday 27 August
Taken. The only night Aṣṭamī reaches.
48 of 48 minutes covered
Night of Wednesday 28 August
Aṣṭamī is absent from niśītha. Not taken.
0 of 48 minutes covered
Aṅga
Aṣṭamī runs from 21:36 on Tue 27 Aug to 23:40 on Wed 28 Aug.
2013-08-27T20:36:11Z → 2013-08-28T22:40:26Z
Kāla
Niśītha is 1 ghaṭikā either side of midnight: 23:44–00:32 on the 27th, 23:44–00:32 on the 28th.
nishita: midnight-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
Rule
Aṣṭamī must be present during niśītha. It covers 48 of 48 minutes on the 27th and 0 of 48 on the 28th.
Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103
Tie-break
Only one night qualifies. No tie-break is needed.
priority: paraviddha → only-day · margin 216 s < 300 s
Ruling
Janmāṣṭamī, Luanda, 2013: Tuesday 27 August.
confidence: boundary (margin)
In Luanda, Janmāṣṭamī 2013 falls on Tuesday 27 August. Aṣṭamī runs from 21:36 on Tue 27 Aug to 23:40 on Wed 28 Aug and covers all of niśītha that night. It is 3 min 36 s from a threshold: treat the date as contested.
| Authority | Kind | Date |
|---|---|---|
| Ahargaṇa, pac-rp | This ruling | Tue 27 Aug |
| Ahargaṇa, classical | Disc centre, no refraction | Tue 27 Aug |
| compat-drikpanchang | Comparison profile | Tue 27 Aug |
| No institution has a recorded ruling for Luanda. | ||
Institutional rulings are recorded with a source address, and are never edited to agree.
/rules/janmashtami · ruleset 2026.3-draft
“K 8 Janmastami (madhyaratra-vyapini), if midnight is covered on two days, or not on any day, it is to be observed on the 2nd day; special when combined with naksatra 'Rohini' at midnight, more so when on Monday or Wednesday. If the combination occurs before midnight and 'Rohini' extends up to midnight, it is to be observed on that day. Gokulastami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103. The clauses on Rohiṇī nakṣatra, the Vaiṣṇava observance on the day after saptamī, and the Assam and South India reckoning in the solar month belong to other readings and are not applied.
Twelve places, west to east. Local clock times.
| Place | Aṣṭamī | Niśītha 27th | Covered | Niśītha 28th | Covered | Ruled |
|---|---|---|---|---|---|---|
| Los Angeles | 13:36 → 15:40 | 00:30 | 48 min | 00:30 | 0 min | 27 Aug |
| Chicago | 15:36 → 17:40 | 00:28 | 48 min | 00:28 | 0 min | 27 Aug |
| Jersey City | 16:36 → 18:40 | 00:34 | 48 min | 00:34 | 0 min | 27 Aug |
| Port of Spain | 16:36 → 18:40 | 23:43 | 48 min | 23:43 | 0 min | 27 Aug |
| London | 21:36 → 23:40 | 00:38 | 48 min | 00:38 | 0 min | 27 Aug |
| Durban | 22:36 → 00:40 | 23:33 | 48 min | 23:33 | 48 min | 28 Aug |
| Dubai | 00:36 → 02:40 | 23:56 | 8 min | 23:56 | 48 min | 28 Aug |
| Delhi | 02:06 → 04:10 | 23:59 | 0 min | 23:58 | 48 min | 28 Aug |
| Kolkata | 02:06 → 04:10 | 23:14 | 0 min | 23:14 | 48 min | 28 Aug |
| Singapore | 04:36 → 06:40 | 00:42 | 0 min | 00:42 | 48 min | 28 Aug |
| Sydney | 06:36 → 08:40 | 23:32 | 0 min | 23:32 | 48 min | 28 Aug |
| Suva | 08:36 → 10:40 | 23:44 | 0 min | 23:43 | 48 min | 28 Aug |