Ruling · Candra Ṣaṣṭhī · 1940

Sunday 22 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 580 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 22 September

Taken. The only moonrise Ṣaṣṭhī holds at.

22:31 moonrise
21:1921:4322:0722:3122:5523:1923:43

Holds at moonrise

Moonrise of Monday 23 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

23:16 moonrise
22:0422:2822:5223:1623:4000:0400:28

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 12:00 on Sun 22 Sep to 13:37 on Mon 23 Sep.

    1940-09-22T03:00:24Z → 1940-09-23T04:36:34Z

  2. 02

    Kāla

    Moonrise is at 22:31 on the 22nd and 23:16 on the 23rd.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 22nd and is not on the 23rd.

    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 34770 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1940: Sunday 22 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1940 falls on Sunday 22 September. Ṣaṣṭhī runs from 12:00 on Sun 22 Sep to 13:37 on Mon 23 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/1940/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 22 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 22 Sep
compat-drikpanchangComparison profileSun 22 Sep
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 22ndCoveredMoonrise 23rdCoveredRuled
Los Angeles19:00 → 20:3721:45no22:33no21 Sep
Chicago22:00 → 23:3722:22holds23:09no22 Sep
Jersey City23:00 → 00:3722:28holds23:15no22 Sep
Port of Spain23:00 → 00:3722:27holds23:16no22 Sep
London04:00 → 05:3721:53holds22:37no22 Sep
Durban05:00 → 06:3723:01holds23:53no22 Sep
Dubai07:00 → 08:3722:04holds22:51no22 Sep
Delhi08:30 → 10:0721:58holds22:44no22 Sep
Kolkata08:30 → 10:0721:21holds22:08no22 Sep
Singapore10:20 → 11:5722:35holds23:25no22 Sep
Sydney13:00 → 14:3722:50holds23:43no22 Sep
Suva15:00 → 16:3722:32holds23:23no22 Sep
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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