Ruling · Sūrya Ṣaṣṭhī (Chhath) · 2081

Thursday 6 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 498 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 Thursday 6 November

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

48 of 48 minutes covered

Midday of Friday 7 November

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
10:5011:1411:3812:0212:2612:5013:14

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 02:43 on Thu 6 Nov to 03:20 on Fri 7 Nov.

    2081-11-05T18:43:21Z → 2081-11-06T19:19:44Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 6th, 11:38–12:26 on the 7th.

    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 6th and 0 of 48 on the 7th.

    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 29885 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 2081: Thursday 6 November.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 2081 falls on Thursday 6 November. Ṣaṣṭhī runs from 02:43 on Thu 6 Nov to 03:20 on Fri 7 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2081/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 6 Nov
Ahargaṇa, classicalDisc centre, no refractionThu 6 Nov
compat-drikpanchangComparison profileThu 6 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles10:43 → 11:2011:1348 min11:137 min5 Nov
Chicago12:43 → 13:2011:100 min11:1048 min6 Nov
Jersey City13:43 → 14:2011:160 min11:1648 min6 Nov
Port of Spain14:43 → 15:2011:260 min11:2648 min6 Nov
London18:43 → 19:2011:200 min11:2048 min6 Nov
Durban20:43 → 21:2011:160 min11:1648 min6 Nov
Dubai22:43 → 23:2011:380 min11:3848 min6 Nov
Delhi00:13 → 00:5011:410 min11:4148 min6 Nov
Kolkata00:13 → 00:5010:560 min10:5648 min6 Nov
Singapore02:43 → 03:2012:240 min12:2448 min6 Nov
Sydney05:43 → 06:2012:150 min12:1548 min6 Nov
Suva06:43 → 07:2011:260 min11:2648 min6 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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