Ruling · Ahoyī Aṣṭamī · 1980

Thursday 30 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 661 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two moonrises

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

Moonrise of Thursday 30 October

Taken. The only moonrise Aṣṭamī holds at.

23:20 moonrise
22:0822:3222:5623:2023:4400:0800:32

Holds at moonrise

Moonrise of Friday 31 October

Aṣṭamī does not hold at moonrise. Not taken.

00:19 moonrise
23:0723:3123:5500:1900:4301:0701:31

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 12:19 on Thu 30 Oct to 12:58 on Fri 31 Oct.

    1980-10-30T04:19:07Z → 1980-10-31T04:58:30Z

  2. 02

    Kāla

    Moonrise is at 23:20 on the 30th and 00:19 on the 31st.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Aṣṭamī must be current at moonrise. It is on the 30th and is not on the 31st.

    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 39656 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Baoding, 1980: Thursday 30 October.

    confidence: determinate

Say it like this

In Baoding, Ahoyī Aṣṭamī 1980 falls on Thursday 30 October. Aṣṭamī runs from 12:19 on Thu 30 Oct to 12:58 on Fri 31 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1980/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 30 Oct
Ahargaṇa, classicalDisc centre, no refractionThu 30 Oct
compat-drikpanchangComparison profileThu 30 Oct
No institution has a recorded ruling for Baoding.

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 30thCoveredMoonrise 31stCoveredRuled
Los Angeles20:19 → 20:5823:42no00:38no29 Oct
Chicago22:19 → 22:5823:19no00:19no29 Oct
Jersey City23:19 → 23:5823:25holds00:24no30 Oct
Port of Spain00:19 → 00:5800:20holds01:10no30 Oct
London04:19 → 04:5822:47holds23:52no30 Oct
Durban06:19 → 06:5800:53holds01:34no30 Oct
Dubai08:19 → 08:5823:56holds00:50no30 Oct
Delhi09:49 → 10:2823:49holds00:44no30 Oct
Kolkata09:49 → 10:2823:12holds00:06no30 Oct
Singapore11:49 → 12:2800:38holds01:27no30 Oct
Sydney15:19 → 15:5801:45holds02:27no30 Oct
Suva16:19 → 16:5800:26holds01:12no30 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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