Ruling · Śītalāṣṭamī · 1947

Saturday 15 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 19 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 Friday 14 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:04  12:52 madhyāhna ends
Aṣṭamī begins 13:11:10
11:1611:4012:0412:2812:5213:1613:40

0 of 48 minutes covered

Midday of Saturday 15 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:04  12:52 madhyāhna ends
11:1611:4012:0412:2812:5213:1613:40

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 13:11 on Fri 14 Mar to 15:46 on Sat 15 Mar.

    1947-03-14T05:11:11Z → 1947-03-15T07:46:30Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:04–12:52 on the 14th, 12:04–12:52 on the 15th.

    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 14th and 48 of 48 on the 15th.

    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 1148 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1947: Saturday 15 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1947 falls on Saturday 15 March. Aṣṭamī runs from 13:11 on Fri 14 Mar to 15:46 on Sat 15 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1947/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 15 Mar
Ahargaṇa, classicalDisc centre, no refractionSat 15 Mar
compat-drikpanchangComparison profileFri 14 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 14thCoveredMadhyāhna 15thCoveredRuled
Los Angeles21:11 → 23:4611:3948 min11:380 min14 Mar
Chicago23:11 → 01:4611:3648 min11:360 min14 Mar
Jersey City00:11 → 02:4611:4248 min11:420 min14 Mar
Port of Spain01:11 → 03:4611:5248 min11:510 min14 Mar
London05:11 → 07:4611:4648 min11:460 min14 Mar
Durban07:11 → 09:4611:4148 min11:410 min14 Mar
Dubai09:11 → 11:4612:0448 min12:040 min14 Mar
Delhi10:41 → 13:1612:0748 min12:0748 min14 Mar
Kolkata10:41 → 13:1611:2248 min11:2248 min14 Mar
Singapore12:41 → 15:1612:2027 min12:2048 min14 Mar
Sydney15:11 → 17:4611:410 min11:4048 min15 Mar
Suva17:11 → 19:4611:520 min11:5248 min15 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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