Ruling · Candra Ṣaṣṭhī · 1971

Thursday 9 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 104 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 Thursday 9 September

Taken. The only moonrise Ṣaṣṭhī holds at.

20:46 moonrise
19:3419:5820:2220:4621:1021:3421:58

Holds at moonrise

Moonrise of Friday 10 September

Ṣaṣṭhī does not hold at moonrise. Not taken.

21:30 moonrise
20:1820:4221:0621:3021:5422:1822:42

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 19:02 on Thu 9 Sep to 16:41 on Fri 10 Sep.

    1971-09-09T11:01:48Z → 1971-09-10T08:41:22Z

  2. 02

    Kāla

    Moonrise is at 20:46 on the 9th and 21:30 on the 10th.

    moonrise: disc centre, 31′

  3. 03

    Rule

    Ṣaṣṭhī must be current at moonrise. It is on the 9th and is not on the 10th.

    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 6247 s

  5. 05

    Ruling

    Candra Ṣaṣṭhī, Baoding, 1971: Thursday 9 September.

    confidence: determinate

Say it like this

In Baoding, Candra Ṣaṣṭhī 1971 falls on Thursday 9 September. Ṣaṣṭhī runs from 19:02 on Thu 9 Sep to 16:41 on Fri 10 Sep and is current at moonrise that day.

ahargana.org/baoding/festivals/1971/chandra-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 9 Sep
Ahargaṇa, classicalDisc centre, no refractionThu 9 Sep
compat-drikpanchangComparison profileThu 9 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 9thCoveredMoonrise 10thCoveredRuled
Los Angeles04:02 → 01:4122:03holds22:54no9 Sep
Chicago06:02 → 03:4121:32holds22:19no9 Sep
Jersey City07:02 → 04:4121:40holds22:27no9 Sep
Port of Spain07:02 → 04:4122:01holds22:57no9 Sep
London12:02 → 09:4120:52holds21:28no9 Sep
Durban13:02 → 10:4122:55holds00:03no9 Sep
Dubai15:02 → 12:4121:28holds22:19no9 Sep
Delhi16:32 → 14:1121:19holds22:09no9 Sep
Kolkata16:32 → 14:1120:46holds21:38no9 Sep
Singapore18:32 → 16:1122:20holds23:18no9 Sep
Sydney21:02 → 18:4122:41holds23:52no9 Sep
Suva23:02 → 20:4122:13no23:17no9 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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