Ruling · Ahoyī Aṣṭamī · 2063

Sunday 14 October

Boundaryin Baoding, under the Rashtriya Panchang method. Aṣṭamī reaches moonrise on neither day and the rule does not say what then. Say “contested”.

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 Sunday 14 October

Taken. Aṣṭamī reaches neither moonrise; this is the day it falls on.

22:19 moonrise
Aṣṭamī begins 23:31:02
21:0721:3121:5522:1922:4323:0723:31

Absent at moonrise

Moonrise of Monday 15 October

Aṣṭamī does not hold at moonrise. Not taken.

23:31 moonrise
22:1922:4323:0723:3123:5500:1900:43

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 23:31 on Sun 14 Oct to 22:02 on Mon 15 Oct.

    2063-10-14T15:31:03Z → 2063-10-15T14:01:35Z

  2. 02

    Kāla

    Moonrise is at 22:19 on the 14th and 23:31 on the 15th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Aṣṭamī must be current at moonrise. It is not on the 14th and is not on the 15th.

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

  4. 04

    Tie-break

    Neither moonrise qualifies. The day the tithi falls on is taken.

    priority: paraviddha → tithi-day · margin 4303 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Baoding, 2063: Sunday 14 October.

    confidence: boundary (absent-unstated)

Say it like this

In Baoding, Ahoyī Aṣṭamī 2063 falls on Sunday 14 October. Aṣṭamī runs from 23:31 on Sun 14 Oct to 22:02 on Mon 15 Oct, and is current at moonrise on neither day.

ahargana.org/baoding/festivals/2063/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Oct
Ahargaṇa, classicalDisc centre, no refractionSun 14 Oct
compat-drikpanchangComparison profileSun 14 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 14thCoveredMoonrise 15thCoveredRuled
Los Angeles08:31 → 07:0223:55holds01:06no14 Oct
Chicago10:31 → 09:0223:21holds00:37no14 Oct
Jersey City11:31 → 10:0223:28holds00:43no14 Oct
Port of Spain11:31 → 10:0223:52holds00:53no14 Oct
London16:31 → 15:0222:25holds23:50no14 Oct
Durban17:31 → 16:0200:55holds01:40no14 Oct
Dubai19:31 → 18:0223:13holds00:18no14 Oct
Delhi21:01 → 19:3223:02holds00:09no14 Oct
Kolkata21:01 → 19:3222:31holds23:35no14 Oct
Singapore23:31 → 22:0200:43holds01:40no14 Oct
Sydney02:31 → 01:0201:50no02:35no14 Oct
Suva03:31 → 02:0200:14no01:07holds15 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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