Ruling · Candra Ṣaṣṭhī · 2017

Monday 11 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 472 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 10 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:12 moonrise
20:0020:2420:4821:1221:3622:0022:24

Absent at moonrise

Moonrise of Monday 11 September

Taken. The only moonrise Ṣaṣṭhī holds at.

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

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 07:54 on Mon 11 Sep to 05:45 on Tue 12 Sep.

    2017-09-10T23:53:50Z → 2017-09-11T21:44:56Z

  2. 02

    Kāla

    Moonrise is at 21:12 on the 10th and 21:53 on the 11th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is not on the 10th and is on the 11th.

    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 28340 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 2017: Monday 11 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 2017 falls on Monday 11 September. Ṣaṣṭhī runs from 07:54 on Mon 11 Sep to 05:45 on Tue 12 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/2017/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 11 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 11 Sep
compat-drikpanchangComparison profileMon 11 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 10thCoveredMoonrise 11thCoveredRuled
Los Angeles16:54 → 14:4522:20holds23:05no10 Sep
Chicago18:54 → 16:4522:02holds22:44no10 Sep
Jersey City19:54 → 17:4522:08holds22:50no10 Sep
Port of Spain19:54 → 17:4521:52holds22:44no10 Sep
London00:54 → 22:4521:45no22:19holds11 Sep
Durban01:54 → 23:4522:06no23:10holds11 Sep
Dubai03:54 → 01:4521:35no22:22holds11 Sep
Delhi05:24 → 03:1521:31no22:16holds11 Sep
Kolkata05:24 → 03:1520:51no21:38holds11 Sep
Singapore07:54 → 05:4522:35no23:28holds11 Sep
Sydney09:54 → 07:4521:49no22:54holds11 Sep
Suva11:54 → 09:4521:40no22:39holds11 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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