Ruling · Candra Ṣaṣṭhī · 1954

Friday 17 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 508 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 17 September

Taken. The only moonrise Ṣaṣṭhī holds at.

20:59 moonrise
19:4720:1120:3520:5921:2321:4722:11

Holds at moonrise

Moonrise of Saturday 18 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:53 moonrise
20:4121:0521:2921:5322:1722:4123:05

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 12:31 on Fri 17 Sep to 10:02 on Sat 18 Sep.

    1954-09-17T04:31:30Z → 1954-09-18T02:01:48Z

  2. 02

    Kāla

    Moonrise is at 20:59 on the 17th and 21:53 on the 18th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 17th and is not on the 18th.

    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 30472 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1954: Friday 17 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1954 falls on Friday 17 September. Ṣaṣṭhī runs from 12:31 on Fri 17 Sep to 10:02 on Sat 18 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/1954/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 17 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 17 Sep
compat-drikpanchangComparison profileFri 17 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 17thCoveredMoonrise 18thCoveredRuled
Los Angeles21:31 → 19:0222:23no23:22no16 Sep
Chicago23:31 → 21:0221:51no22:49no16 Sep
Jersey City00:31 → 22:0221:59holds22:56no17 Sep
Port of Spain00:31 → 22:0222:21no23:20no16 Sep
London05:31 → 03:0221:06holds21:58no17 Sep
Durban06:31 → 04:0223:17holds00:21no17 Sep
Dubai08:31 → 06:0221:45holds22:42no17 Sep
Delhi10:01 → 07:3221:35holds22:32no17 Sep
Kolkata10:01 → 07:3221:03holds22:01no17 Sep
Singapore12:01 → 09:3222:39holds23:40no17 Sep
Sydney14:31 → 12:0223:05holds00:11no17 Sep
Suva16:31 → 14:0222:34holds23:38no17 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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