Ruling · Sūrya Ṣaṣṭhī (Chhath) · 2013

Friday 8 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 235 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 Friday 8 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 Saturday 9 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 07:43 on Fri 8 Nov to 05:12 on Sat 9 Nov.

    2013-11-07T23:42:44Z → 2013-11-08T21:11:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 8th, 11:38–12:26 on the 9th.

    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 8th and 0 of 48 on the 9th.

    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 14096 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 2013: Friday 8 November.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 2013 falls on Friday 8 November. Ṣaṣṭhī runs from 07:43 on Fri 8 Nov to 05:12 on Sat 9 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2013/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 8 Nov
Ahargaṇa, classicalDisc centre, no refractionFri 8 Nov
compat-drikpanchangComparison profileFri 8 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 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles15:43 → 13:1211:130 min11:1348 min8 Nov
Chicago17:43 → 15:1211:100 min11:1048 min8 Nov
Jersey City18:43 → 16:1211:160 min11:1648 min8 Nov
Port of Spain19:43 → 17:1211:260 min11:2648 min8 Nov
London23:43 → 21:1211:200 min11:2048 min8 Nov
Durban01:43 → 23:1211:160 min11:1648 min8 Nov
Dubai03:43 → 01:1211:380 min11:3848 min8 Nov
Delhi05:13 → 02:4211:410 min11:4148 min8 Nov
Kolkata05:13 → 02:4210:560 min10:5648 min8 Nov
Singapore07:43 → 05:1212:240 min12:2448 min8 Nov
Sydney10:43 → 08:1212:150 min12:1548 min8 Nov
Suva12:43 → 10:1212:260 min12:2631 min8 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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