Ruling · Ahoyī Aṣṭamī (Ahoi Ashtami) · 2049

Monday 18 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 541 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 Monday 18 October

Taken. The only moonrise Aṣṭamī holds at.

23:15 moonrise
22:0322:2722:5123:1523:3900:0300:27

Holds at moonrise

Moonrise of Tuesday 19 October

Aṣṭamī does not hold at moonrise. Not taken.

00:12 moonrise
23:0023:2423:4800:1200:3601:0001:24

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 12:43 on Mon 18 Oct to 15:10 on Tue 19 Oct.

    2049-10-18T04:43:27Z → 2049-10-19T07:10:17Z

  2. 02

    Kāla

    Moonrise is at 23:15 on the 18th and 00:12 on the 19th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Aṣṭamī must be current at moonrise. It is on the 18th and is not on the 19th.

    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 32478 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Baoding, 2049: Monday 18 October.

    confidence: determinate

Say it like this

In Baoding, Ahoyī Aṣṭamī (Ahoi Ashtami) 2049 falls on Monday 18 October. Aṣṭamī runs from 12:43 on Mon 18 Oct to 15:10 on Tue 19 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/2049/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 18 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 18 Oct
compat-drikpanchangComparison profileMon 18 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 18thCoveredMoonrise 19thCoveredRuled
Los Angeles21:43 → 00:1000:35no01:29no17 Oct
Chicago23:43 → 02:1000:13holds01:11no18 Oct
Jersey City00:43 → 03:1000:19holds01:17no18 Oct
Port of Spain00:43 → 03:1000:12holds00:59no18 Oct
London05:43 → 08:1023:43holds00:47no18 Oct
Durban06:43 → 09:1000:42holds01:18no18 Oct
Dubai08:43 → 11:1023:49holds00:41no18 Oct
Delhi10:13 → 12:4023:43holds00:35no18 Oct
Kolkata10:13 → 12:4023:06holds23:57no18 Oct
Singapore12:43 → 15:1001:00holds01:45no18 Oct
Sydney15:43 → 18:1001:36holds02:12no18 Oct
Suva16:43 → 19:1000:18holds00:59no18 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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