Ruling · Candra Ṣaṣṭhī · 1931

Friday 2 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 328 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 Friday 2 October

Taken. The only moonrise Ṣaṣṭhī holds at.

20:38 moonrise
19:2619:5020:1420:3821:0221:2621:50

Holds at moonrise

Moonrise of Saturday 3 October

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:25 moonrise
20:1320:3721:0121:2521:4922:1322:37

Absent at moonrise

Ṣaṣṭhī presentMoonrise, the instant the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 14:55 on Fri 2 Oct to 15:57 on Sat 3 Oct.

    1931-10-02T06:55:21Z → 1931-10-03T07:57:07Z

  2. 02

    Kāla

    Moonrise is at 20:38 on the 2nd and 21:25 on the 3rd.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 2nd and is not on the 3rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one moonrise qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 19660 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1931: Friday 2 October.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1931 falls on Friday 2 October. Ṣaṣṭhī runs from 14:55 on Fri 2 Oct to 15:57 on Sat 3 Oct and is current at moonrise that day.

ahargana.org/baoding/festivals/1931/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 2 Oct
Ahargaṇa, classicalDisc centre, no refractionFri 2 Oct
compat-drikpanchangComparison profileFri 2 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/chandra-shashthi · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Kṛṣṇa · Ṣaṣṭhī
Kāla
Moonrise
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“K 6 Candra sasthi (Sasthi current at moon-rise, if occurs on two successive days, it is to be observed on the first day).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMoonrise 2ndCoveredMoonrise 3rdCoveredRuled
Los Angeles22:55 → 23:5721:00holds21:54no2 Oct
Chicago00:55 → 01:5720:23holds21:15no2 Oct
Jersey City01:55 → 02:5720:32holds21:24no2 Oct
Port of Spain02:55 → 03:5722:08holds23:03no2 Oct
London07:55 → 08:5720:29holds21:14no2 Oct
Durban08:55 → 09:5723:21holds00:19no2 Oct
Dubai10:55 → 11:5721:29holds22:21no2 Oct
Delhi12:25 → 13:2721:19holds22:09no2 Oct
Kolkata12:25 → 13:2720:49holds21:40no2 Oct
Singapore13:55 → 14:5722:03holds22:57no2 Oct
Sydney16:55 → 17:5723:12holds00:13no2 Oct
Suva18:55 → 19:5722:36holds23:33no2 Oct
Profile · tradition
pac-rp@2026.1 · smarta
Rule
chandra-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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