Ruling · Sūrya Ṣaṣṭhī (Chhath) · 1943

Wednesday 3 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 455 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Wednesday 3 November

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 12:38  13:26 madhyāhna ends
11:5012:1412:3813:0213:2613:5014:14

48 of 48 minutes covered

Midday of Thursday 4 November

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 12:38  13:26 madhyāhna ends
11:5012:1412:3813:0213:2613:5014:14

0 of 48 minutes covered

Ṣaṣṭhī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 05:03 on Wed 3 Nov to 03:15 on Thu 4 Nov.

    1943-11-02T20:02:49Z → 1943-11-03T18:14:47Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:38–13:26 on the 3rd, 12:38–13:26 on the 4th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 3rd and 0 of 48 on the 4th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: unstated → only-day · margin 27284 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 1943: Wednesday 3 November.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 1943 falls on Wednesday 3 November. Ṣaṣṭhī runs from 05:03 on Wed 3 Nov to 03:15 on Thu 4 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1943/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 3 Nov
Ahargaṇa, classicalDisc centre, no refractionWed 3 Nov
compat-drikpanchangComparison profileWed 3 Nov
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/surya-shashthi · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

“S 6 Nadi sasthi, Skanda sasthi (Madras), Surya sasthi, Chhat (Bihar).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles13:03 → 11:1512:120 min12:120 min3 Nov
Chicago15:03 → 13:1512:100 min12:1048 min3 Nov
Jersey City16:03 → 14:1512:160 min12:1648 min3 Nov
Port of Spain17:03 → 15:1512:260 min12:2648 min3 Nov
London21:03 → 19:1512:200 min12:2048 min3 Nov
Durban23:03 → 21:1512:160 min12:1648 min3 Nov
Dubai00:03 → 22:1511:380 min11:3848 min3 Nov
Delhi02:33 → 00:4512:410 min12:4148 min3 Nov
Kolkata02:33 → 00:4511:560 min11:5648 min3 Nov
Singapore05:03 → 03:1513:240 min13:2448 min3 Nov
Sydney07:03 → 05:1512:150 min12:1548 min3 Nov
Suva08:03 → 06:1511:260 min11:2648 min3 Nov
Profile · tradition
pac-rp@2026.1 · smarta
Rule
surya-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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