Ruling · Sūrya Ṣaṣṭhī (Chhath) · 1961

Tuesday 14 November

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 17 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 13 November

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:38  12:26 madhyāhna ends
Ṣaṣṭhī begins 12:43:39
10:5011:1411:3812:0212:2612:5013:14

0 of 48 minutes covered

Midday of Tuesday 14 November

Taken. Ṣaṣṭhī reaches neither midday; the rule takes the second day.

madhyāhna begins 11:38  12:26 madhyāhna ends
Ṣaṣṭhī ends 11:00:40
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 12:44 on Mon 13 Nov to 11:01 on Tue 14 Nov.

    1961-11-13T04:43:39Z → 1961-11-14T03:00:40Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:38–12:26 on the 13th, 11:38–12:26 on the 14th.

    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 13th and 0 of 48 on the 14th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: unstated → second-day · margin 1046 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī, Baoding, 1961: Tuesday 14 November.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Chhath) 1961 falls on Tuesday 14 November. Ṣaṣṭhī runs from 12:44 on Mon 13 Nov to 11:01 on Tue 14 Nov, and reaches madhyāhna on neither day.

ahargana.org/baoding/festivals/1961/surya-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 14 Nov
Ahargaṇa, classicalDisc centre, no refractionTue 14 Nov
compat-drikpanchangComparison profileMon 13 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles20:44 → 19:0111:1348 min11:130 min13 Nov
Chicago22:44 → 21:0111:1148 min11:110 min13 Nov
Jersey City23:44 → 22:0111:1648 min11:170 min13 Nov
Port of Spain00:44 → 23:0111:2648 min11:270 min13 Nov
London04:44 → 03:0111:2148 min11:210 min13 Nov
Durban06:44 → 05:0111:1648 min11:170 min13 Nov
Dubai08:44 → 07:0111:3948 min11:390 min13 Nov
Delhi10:14 → 08:3111:4148 min11:410 min13 Nov
Kolkata10:14 → 08:3110:5748 min10:570 min13 Nov
Singapore12:14 → 10:3111:5529 min11:550 min13 Nov
Sydney14:44 → 13:0111:160 min11:1648 min14 Nov
Suva16:44 → 15:0111:270 min11:2748 min14 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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