Ruling · Hala Ṣaṣṭhī · 1900

Thursday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 5 min 03 s.

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 Wednesday 15 August

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 12:03  12:51 madhyāhna ends
Ṣaṣṭhī begins 12:57:01
11:1511:3912:0312:2712:5113:1513:39

0 of 48 minutes covered

Midday of Thursday 16 August

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

madhyāhna begins 12:03  12:51 madhyāhna ends
11:1511:3912:0312:2712:5113:1513:39

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 12:56 on Wed 15 Aug to 10:29 on Thu 16 Aug.

    1900-08-15T04:51:19Z → 1900-08-16T02:24:22Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:03–12:51 on the 15th, 12:03–12:51 on the 16th.

    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 15th and 0 of 48 on the 16th.

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

  4. 04

    Tie-break

    Neither midday qualifies. The rule takes the second day.

    priority: paraviddha → second-day · margin 303 s

  5. 05

    Ruling

    Hala Ṣaṣṭhī, Baoding, 1900: Thursday 16 August.

    confidence: determinate

Say it like this

In Baoding, Hala Ṣaṣṭhī 1900 falls on Thursday 16 August. Ṣaṣṭhī runs from 12:56 on Wed 15 Aug to 10:29 on Thu 16 Aug, and reaches madhyāhna on neither day.

ahargana.org/baoding/festivals/1900/hala-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 16 Aug
compat-drikpanchangComparison profileWed 15 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles20:51 → 18:2411:3348 min11:330 min15 Aug
Chicago22:51 → 20:2411:3148 min11:300 min15 Aug
Jersey City23:51 → 21:2411:3648 min11:360 min15 Aug
Port of Spain00:51 → 22:2411:4648 min11:460 min15 Aug
London04:51 → 02:2411:4048 min11:400 min15 Aug
Durban06:21 → 03:5411:0648 min11:060 min15 Aug
Dubai08:32 → 06:0511:4048 min11:400 min15 Aug
Delhi10:12 → 07:4511:5248 min11:520 min15 Aug
Kolkata10:12 → 07:4511:0848 min11:080 min15 Aug
Singapore11:46 → 09:1911:4042 min11:400 min15 Aug
Sydney14:51 → 12:2411:360 min11:3648 min16 Aug
Suva16:46 → 14:1911:420 min11:4248 min16 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

About Ahargaṇa