Ruling · Sūrya Ṣaṣṭhī (Chhath) · 2082

Monday 26 October

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 68 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 Monday 26 October

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 Tuesday 27 October

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 10:30 on Mon 26 Oct to 08:59 on Tue 27 Oct.

    2082-10-26T02:29:41Z → 2082-10-27T00:58:31Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 26th, 11:38–12:26 on the 27th.

    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 26th and 0 of 48 on the 27th.

    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 4103 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 2082: Monday 26 October.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 2082 falls on Monday 26 October. Ṣaṣṭhī runs from 10:30 on Mon 26 Oct to 08:59 on Tue 27 Oct and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2082/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Oct
Ahargaṇa, classicalDisc centre, no refractionMon 26 Oct
compat-drikpanchangComparison profileMon 26 Oct
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 26thCoveredMadhyāhna 27thCoveredRuled
Los Angeles19:30 → 17:5912:1348 min12:130 min26 Oct
Chicago21:30 → 19:5912:1048 min12:100 min26 Oct
Jersey City22:30 → 20:5912:1648 min12:160 min26 Oct
Port of Spain22:30 → 20:5911:2648 min11:260 min26 Oct
London02:30 → 00:5911:2048 min11:200 min26 Oct
Durban04:30 → 02:5911:1648 min11:160 min26 Oct
Dubai06:30 → 04:5911:3948 min11:390 min26 Oct
Delhi08:00 → 06:2911:4148 min11:410 min26 Oct
Kolkata08:00 → 06:2910:5748 min10:560 min26 Oct
Singapore10:30 → 08:5912:2548 min12:250 min26 Oct
Sydney13:30 → 11:5912:160 min12:160 min27 Oct
Suva14:30 → 12:5911:270 min11:2748 min27 Oct
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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