Ruling · Ahoyī Aṣṭamī · 2037

Saturday 31 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 324 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 Saturday 31 October

Taken. The only moonrise Aṣṭamī holds at.

23:03 moonrise
21:5122:1522:3923:0323:2723:5100:15

Holds at moonrise

Moonrise of Sunday 1 November

Aṣṭamī does not hold at moonrise. Not taken.

00:10 moonrise
22:5823:2223:4600:1000:3400:5801:22

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 17:39 on Sat 31 Oct to 16:25 on Sun 1 Nov.

    2037-10-31T09:38:57Z → 2037-11-01T08:25:25Z

  2. 02

    Kāla

    Moonrise is at 23:03 on the 31st and 00:10 on the 1st.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Aṣṭamī must be current at moonrise. It is on the 31st and is not on the 1st.

    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 19469 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Baoding, 2037: Saturday 31 October.

    confidence: determinate

Say it like this

In Baoding, Ahoyī Aṣṭamī 2037 falls on Saturday 31 October. Aṣṭamī runs from 17:39 on Sat 31 Oct to 16:25 on Sun 1 Nov and is current at moonrise that day.

ahargana.org/baoding/festivals/2037/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 31 Oct
Ahargaṇa, classicalDisc centre, no refractionSat 31 Oct
compat-drikpanchangComparison profileSat 31 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 31stCoveredMoonrise 1stCoveredRuled
Los Angeles02:39 → 01:2500:31holds00:37no31 Oct
Chicago04:39 → 02:2500:06holds00:15no31 Oct
Jersey City05:39 → 03:2500:12holds00:21no31 Oct
Port of Spain05:39 → 04:2500:14holds01:11no31 Oct
London09:39 → 08:2522:27holds23:42no31 Oct
Durban11:39 → 10:2500:53holds01:39no31 Oct
Dubai13:39 → 12:2523:44holds00:46no31 Oct
Delhi15:09 → 13:5523:36holds00:39no31 Oct
Kolkata15:09 → 13:5523:01holds00:02no31 Oct
Singapore17:39 → 16:2501:00holds01:55no31 Oct
Sydney20:39 → 19:2501:44holds02:30no31 Oct
Suva21:39 → 20:2500:21holds01:12no31 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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