Ruling · Śītalāṣṭamī · 1943

Monday 29 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 482 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 Sunday 28 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 13:00  13:48 madhyāhna ends
12:1212:3613:0013:2413:4814:1214:36

0 of 48 minutes covered

Midday of Monday 29 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 13:00  13:48 madhyāhna ends
12:1212:3613:0013:2413:4814:1214:36

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 23:52 on Sun 28 Mar to 21:49 on Mon 29 Mar.

    1943-03-28T14:52:27Z → 1943-03-29T12:49:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 13:00–13:48 on the 28th, 13:00–13:48 on the 29th.

    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 28th and 48 of 48 on the 29th.

    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 28902 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1943: Monday 29 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1943 falls on Monday 29 March. Aṣṭamī runs from 23:52 on Sun 28 Mar to 21:49 on Mon 29 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1943/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 29 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 29 Mar
compat-drikpanchangComparison profileMon 29 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 28thCoveredMadhyāhna 29thCoveredRuled
Los Angeles07:52 → 05:4912:3448 min12:340 min28 Mar
Chicago09:52 → 07:4912:3248 min12:320 min28 Mar
Jersey City10:52 → 08:4912:3848 min12:380 min28 Mar
Port of Spain11:52 → 09:4912:4748 min12:470 min28 Mar
London15:52 → 13:4912:420 min12:4248 min29 Mar
Durban16:52 → 14:4911:370 min11:3748 min29 Mar
Dubai18:52 → 16:4912:000 min12:0048 min29 Mar
Delhi21:22 → 19:1913:030 min13:0248 min29 Mar
Kolkata21:22 → 19:1912:180 min12:1848 min29 Mar
Singapore23:52 → 21:4913:460 min13:4648 min29 Mar
Sydney00:52 → 22:4911:360 min11:3648 min29 Mar
Suva02:52 → 00:4911:480 min11:4748 min29 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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