Ruling · Ahoyī Aṣṭamī · 1925

Friday 9 October

Determinatein Daqing, under the Rashtriya Panchang method. Clear of every threshold by 415 minutes.

Decide it for

46°35′ N 125°00′ E · Asia/Shanghai · GeoNames 2037860

The two moonrises

One ghaṭī is 24 minutes. The moonrise is read as disc centre, 31′.

Moonrise of Friday 9 October

Taken. The only moonrise Aṣṭamī holds at.

21:54 moonrise
20:4221:0621:3021:5422:1822:4223:06

Holds at moonrise

Moonrise of Saturday 10 October

Aṣṭamī does not hold at moonrise. Not taken.

22:46 moonrise
21:3421:5822:2222:4623:1023:3423:58

Absent at moonrise

Aṣṭamī presentMoonrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 13:21 on Fri 9 Oct to 15:51 on Sat 10 Oct.

    1925-10-09T05:20:50Z → 1925-10-10T07:51:08Z

  2. 02

    Kāla

    Moonrise is at 21:54 on the 9th and 22:46 on the 10th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Aṣṭamī must be current at moonrise. It is on the 9th and is not on the 10th.

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

  4. 04

    Tie-break

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

    priority: paraviddha → only-day · margin 24890 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Daqing, 1925: Friday 9 October.

    confidence: determinate

Say it like this

In Daqing, Ahoyī Aṣṭamī 1925 falls on Friday 9 October. Aṣṭamī runs from 13:21 on Fri 9 Oct to 15:51 on Sat 10 Oct and is current at moonrise that day.

ahargana.org/daqing/festivals/1925/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 9 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 9 Oct
compat-drikpanchangComparison profileFri 9 Oct
No institution has a recorded ruling for Daqing.

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

The rule, as data

/rules/ahoyi-ashtami · ruleset 2026.3-draft

Month
Āśvina, amānta
Pakṣa · aṅga
Kṛṣṇa · Aṣṭamī
Kāla
Moonrise
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 104

“K 8 Ahoyi astami (Gujerat) (current at moonrise), Karastami (Maharashtra). If occurs on two successive days, it is to be observed on the second day.” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMoonrise 9thCoveredMoonrise 10thCoveredRuled
Los Angeles21:21 → 23:5123:17holds00:10no9 Oct
Chicago23:21 → 01:5122:50holds23:44no9 Oct
Jersey City00:21 → 02:5122:57holds23:50no9 Oct
Port of Spain01:21 → 03:5100:07holds00:56no9 Oct
London05:21 → 07:5122:12holds23:07no9 Oct
Durban07:21 → 09:5100:54holds01:40no9 Oct
Dubai09:21 → 11:5123:38holds00:28no9 Oct
Delhi10:51 → 13:2123:30holds00:21no9 Oct
Kolkata10:51 → 13:2122:56holds23:46no9 Oct
Singapore12:21 → 14:5123:58holds00:47no9 Oct
Sydney15:21 → 17:5100:47holds01:33no9 Oct
Suva17:21 → 19:5100:22holds01:10no9 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ahoyi-ashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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