Ruling · Śītalāṣṭamī · 1938

Thursday 24 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 419 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 Wednesday 23 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

0 of 48 minutes covered

Midday of Thursday 24 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

48 of 48 minutes covered

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 19:48 on Wed 23 Mar to 22:23 on Thu 24 Mar.

    1938-03-23T11:47:53Z → 1938-03-24T14:22:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:01–12:49 on the 23rd, 12:01–12:49 on the 24th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 23rd and 48 of 48 on the 24th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 25110 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1938: Thursday 24 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1938 falls on Thursday 24 March. Aṣṭamī runs from 19:48 on Wed 23 Mar to 22:23 on Thu 24 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1938/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 24 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 24 Mar
compat-drikpanchangComparison profileThu 24 Mar
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/shitalashtami · ruleset 2026.3-draft

Month
Phālguna, amānta
Pakṣa · aṅga
Kṛṣṇa · Aṣṭamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 105

“K 8 Sitalastami, (purvaviddha)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 23rdCoveredMadhyāhna 24thCoveredRuled
Los Angeles03:48 → 06:2311:3648 min11:360 min23 Mar
Chicago05:48 → 08:2311:3448 min11:330 min23 Mar
Jersey City06:48 → 09:2311:3948 min11:390 min23 Mar
Port of Spain07:48 → 10:2311:4948 min11:490 min23 Mar
London11:48 → 14:2311:4444 min11:4448 min23 Mar
Durban13:48 → 16:2311:380 min11:3848 min24 Mar
Dubai15:48 → 18:2312:020 min12:0248 min24 Mar
Delhi17:18 → 19:5312:040 min12:0448 min24 Mar
Kolkata17:18 → 19:5311:200 min11:1948 min24 Mar
Singapore19:08 → 21:4312:080 min12:0748 min24 Mar
Sydney21:48 → 00:2311:380 min11:3848 min24 Mar
Suva23:48 → 02:2311:490 min11:4948 min24 Mar
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shitalashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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