Ruling · Śītalāṣṭamī · 1910

Sunday 3 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 453 minutes.

Decide it for

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 Saturday 2 April

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

0 of 48 minutes covered

Midday of Sunday 3 April

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

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 20:20 on Sat 2 Apr to 21:03 on Sun 3 Apr.

    1910-04-02T12:19:35Z → 1910-04-03T13:03:01Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 2nd, 11:58–12:46 on the 3rd.

    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 2nd and 48 of 48 on the 3rd.

    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 27190 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1910: Sunday 3 April.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1910 falls on Sunday 3 April. Aṣṭamī runs from 20:20 on Sat 2 Apr to 21:03 on Sun 3 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1910/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 3 Apr
Ahargaṇa, classicalDisc centre, no refractionSun 3 Apr
compat-drikpanchangComparison profileSun 3 Apr
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 2ndCoveredMadhyāhna 3rdCoveredRuled
Los Angeles04:20 → 05:0311:3348 min11:330 min2 Apr
Chicago06:20 → 07:0311:3148 min11:300 min2 Apr
Jersey City07:20 → 08:0311:3648 min11:360 min2 Apr
Port of Spain08:20 → 09:0311:4648 min11:460 min2 Apr
London12:20 → 13:0311:419 min11:4148 min2 Apr
Durban14:20 → 15:0311:360 min11:3548 min3 Apr
Dubai16:01 → 16:4411:400 min11:4048 min3 Apr
Delhi17:50 → 18:3312:010 min12:0148 min3 Apr
Kolkata17:50 → 18:3311:170 min11:1648 min3 Apr
Singapore19:20 → 20:0311:450 min11:4448 min3 Apr
Sydney22:20 → 23:0311:350 min11:3548 min3 Apr
Suva00:15 → 00:5811:410 min11:4148 min3 Apr
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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