Ruling · Ahoyī Aṣṭamī · 1900

Monday 15 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 403 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 Sunday 14 October

Aṣṭamī does not hold at moonrise. Not taken.

22:35 moonrise
21:2321:4722:1122:3522:5923:2323:47

Absent at moonrise

Moonrise of Monday 15 October

Taken. The only moonrise Aṣṭamī holds at.

23:36 moonrise
22:2422:4823:1223:3600:0000:2400:48

Holds 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 05:43 on Mon 15 Oct to 06:19 on Tue 16 Oct.

    1900-10-14T21:38:23Z → 1900-10-15T22:14:05Z

  2. 02

    Kāla

    Moonrise is at 22:35 on the 14th and 23:36 on the 15th.

    moonrise: disc centre, 31′

  3. 03

    Rule

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

    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 24199 s

  5. 05

    Ruling

    Ahoyī Aṣṭamī, Baoding, 1900: Monday 15 October.

    confidence: determinate

Say it like this

In Baoding, Ahoyī Aṣṭamī 1900 falls on Monday 15 October. Aṣṭamī runs from 05:43 on Mon 15 Oct to 06:19 on Tue 16 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1900/ahoyi-ashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 15 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 15 Oct
compat-drikpanchangComparison profileMon 15 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 Angeles13:38 → 14:1422:55holds23:53no14 Oct
Chicago15:38 → 16:1422:30holds23:31no14 Oct
Jersey City16:38 → 17:1422:36holds23:37no14 Oct
Port of Spain17:38 → 18:1423:38holds00:29no14 Oct
London21:38 → 22:1421:53holds23:00no14 Oct
Durban23:08 → 23:4423:47holds00:29no14 Oct
Dubai01:19 → 01:5522:51no23:47holds15 Oct
Delhi02:59 → 03:3522:53no23:50holds15 Oct
Kolkata02:59 → 03:3522:18no23:13holds15 Oct
Singapore04:33 → 05:0923:21no00:11holds15 Oct
Sydney07:38 → 08:1400:10no00:52holds15 Oct
Suva09:33 → 10:0923:42no00:29holds15 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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