Ruling · Hala Ṣaṣṭhī · 1952

Sunday 10 August

Boundaryin Baoding, under the Rashtriya Panchang method. A threshold is only 3 min 21 s away. Say “contested”.

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 Sunday 10 August

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
Ṣaṣṭhī begins 11:55:47
11:1111:3511:5912:2312:4713:1113:35

48 of 48 minutes covered

Midday of Monday 11 August

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 11:56 on Sun 10 Aug to 10:23 on Mon 11 Aug.

    1952-08-10T03:55:48Z → 1952-08-11T02:22:38Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 10th, 11:59–12:47 on the 11th.

    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 10th and 0 of 48 on the 11th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: paraviddha → only-day · margin 201 s < 300 s

  5. 05

    Ruling

    Hala Ṣaṣṭhī, Baoding, 1952: Sunday 10 August.

    confidence: boundary (margin)

Say it like this

In Baoding, Hala Ṣaṣṭhī 1952 falls on Sunday 10 August. Ṣaṣṭhī runs from 11:56 on Sun 10 Aug to 10:23 on Mon 11 Aug and covers all of madhyāhna that midday. It is 3 min 21 s from a threshold: treat the date as contested.

ahargana.org/baoding/festivals/1952/hala-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 10 Aug
Ahargaṇa, classicalDisc centre, no refractionSun 10 Aug
compat-drikpanchangComparison profileSun 10 Aug
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/hala-shashthi · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 103

“K 6 Hala sasthi (paraviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles20:56 → 19:2312:3448 min12:340 min10 Aug
Chicago22:56 → 21:2312:3148 min12:310 min10 Aug
Jersey City23:56 → 22:2312:3748 min12:370 min10 Aug
Port of Spain23:56 → 22:2311:4748 min11:470 min10 Aug
London04:56 → 03:2312:4148 min12:410 min10 Aug
Durban05:56 → 04:2311:3748 min11:370 min10 Aug
Dubai07:56 → 06:2312:0048 min12:000 min10 Aug
Delhi09:26 → 07:5312:0248 min12:020 min10 Aug
Kolkata09:26 → 07:5311:1848 min11:180 min10 Aug
Singapore11:26 → 09:5312:1648 min12:160 min10 Aug
Sydney13:56 → 12:2311:370 min11:3746 min11 Aug
Suva15:56 → 14:2311:480 min11:4848 min11 Aug
Profile · tradition
pac-rp@2026.1 · smarta
Rule
hala-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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