Ruling · Candra Ṣaṣṭhī · 1917

Thursday 6 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 364 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 Wednesday 5 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

20:39 moonrise
19:2719:5120:1520:3921:0321:2721:51

Absent at moonrise

Moonrise of Thursday 6 September

Taken. The only moonrise Ṣaṣṭhī holds at.

21:20 moonrise
20:0820:3220:5621:2021:4422:0822:32

Holds 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 04:41 on Thu 6 Sep to 03:24 on Fri 7 Sep.

    1917-09-05T20:40:49Z → 1917-09-06T19:24:01Z

  2. 02

    Kāla

    Moonrise is at 20:39 on the 5th and 21:20 on the 6th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is not on the 5th and is on the 6th.

    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 21837 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1917: Thursday 6 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1917 falls on Thursday 6 September. Ṣaṣṭhī runs from 04:41 on Thu 6 Sep to 03:24 on Fri 7 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/1917/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 6 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 6 Sep
compat-drikpanchangComparison profileThu 6 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 5thCoveredMoonrise 6thCoveredRuled
Los Angeles12:41 → 11:2420:52holds21:38no5 Sep
Chicago14:41 → 13:2420:26holds21:08no5 Sep
Jersey City15:41 → 14:2420:33holds21:16no5 Sep
Port of Spain16:41 → 15:2421:41holds22:34no5 Sep
London21:41 → 20:2420:54no21:28no5 Sep
Durban22:41 → 21:2422:23no23:27no5 Sep
Dubai00:22 → 23:0520:55no21:43holds6 Sep
Delhi02:11 → 00:5421:07no21:53holds6 Sep
Kolkata02:11 → 00:5420:32no21:20holds6 Sep
Singapore03:41 → 02:2421:29no22:24holds6 Sep
Sydney06:41 → 05:2422:08no23:15holds6 Sep
Suva08:41 → 07:2421:47no22:47holds6 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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