Ruling · Sūrya Ṣaṣṭhī (Chhath) · 1969

Saturday 15 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 143 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 Friday 14 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

Midday of Saturday 15 November

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:39  12:27 madhyāhna ends
10:5111:1511:3912:0312:2712:5113:15

48 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 17:15 on Fri 14 Nov to 14:50 on Sat 15 Nov.

    1969-11-14T09:15:08Z → 1969-11-15T06:49:59Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 14th, 11:39–12:27 on the 15th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 14th and 48 of 48 on the 15th.

    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 8607 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 1969: Saturday 15 November.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 1969 falls on Saturday 15 November. Ṣaṣṭhī runs from 17:15 on Fri 14 Nov to 14:50 on Sat 15 Nov and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1969/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 15 Nov
Ahargaṇa, classicalDisc centre, no refractionSat 15 Nov
compat-drikpanchangComparison profileSat 15 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles01:15 → 22:5011:1348 min11:140 min14 Nov
Chicago03:15 → 00:5011:1148 min11:110 min14 Nov
Jersey City04:15 → 01:5011:1748 min11:170 min14 Nov
Port of Spain05:15 → 02:5011:2748 min11:270 min14 Nov
London10:15 → 07:5012:2148 min12:210 min14 Nov
Durban11:15 → 08:5011:1748 min11:170 min14 Nov
Dubai13:15 → 10:5011:390 min11:390 min15 Nov
Delhi14:45 → 12:2011:410 min11:4238 min15 Nov
Kolkata14:45 → 12:2010:570 min10:5748 min15 Nov
Singapore16:45 → 14:2011:550 min11:5548 min15 Nov
Sydney19:15 → 16:5011:160 min11:1648 min15 Nov
Suva21:15 → 18:5011:270 min11:2748 min15 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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