Ruling · Gopāṣṭamī · 1925

Saturday 24 October

Determinatein Luanda, under the Rashtriya Panchang method. Clear of every threshold by 170 minutes.

Decide it for

LuandaDelhiKolkataSingaporeSydneyJersey City

8°50′ S 13°14′ E · Africa/Luanda · GeoNames 2240449

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 24 October

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:27  12:15 madhyāhna ends
10:3911:0311:2711:5112:1512:3913:03

48 of 48 minutes covered

Midday of Sunday 25 October

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:27  12:15 madhyāhna ends
10:3911:0311:2711:5112:1512:3913:03

0 of 48 minutes covered

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 08:37 on Sat 24 Oct to 06:37 on Sun 25 Oct.

    1925-10-24T07:37:21Z → 1925-10-25T05:37:12Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:27–12:15 on the 24th, 11:27–12:15 on the 25th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 24th and 0 of 48 on the 25th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 10205 s

  5. 05

    Ruling

    Gopāṣṭamī, Luanda, 1925: Saturday 24 October.

    confidence: determinate

Say it like this

In Luanda, Gopāṣṭamī 1925 falls on Saturday 24 October. Aṣṭamī runs from 08:37 on Sat 24 Oct to 06:37 on Sun 25 Oct and covers all of madhyāhna that midday.

ahargana.org/luanda/festivals/1925/gopashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 24 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 24 Oct
compat-drikpanchangComparison profileSat 24 Oct
No institution has a recorded ruling for Luanda.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/gopashtami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 8 Gopastami, Gosthastami.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles23:37 → 21:3711:1348 min11:130 min24 Oct
Chicago01:37 → 23:3711:1148 min11:100 min24 Oct
Jersey City02:37 → 00:3711:1648 min11:160 min24 Oct
Port of Spain03:37 → 01:3711:2648 min11:260 min24 Oct
London07:37 → 05:3711:2048 min11:200 min24 Oct
Durban09:37 → 07:3711:1648 min11:160 min24 Oct
Dubai11:37 → 09:3711:3948 min11:390 min24 Oct
Delhi13:07 → 11:0711:410 min11:410 min25 Oct
Kolkata13:07 → 11:0710:570 min10:5711 min25 Oct
Singapore14:37 → 12:3711:250 min11:2548 min25 Oct
Sydney17:37 → 15:3711:160 min11:1648 min25 Oct
Suva19:37 → 17:3711:270 min11:2748 min25 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gopashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa