Ruling · Śītalāṣṭamī · 2054

Tuesday 31 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 485 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 Monday 30 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

0 of 48 minutes covered

Midday of Tuesday 31 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 20:52 on Mon 30 Mar to 22:58 on Tue 31 Mar.

    2054-03-30T12:51:35Z → 2054-03-31T14:57:31Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 30th, 11:59–12:47 on the 31st.

    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 30th and 48 of 48 on the 31st.

    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 29074 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 2054: Tuesday 31 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 2054 falls on Tuesday 31 March. Aṣṭamī runs from 20:52 on Mon 30 Mar to 22:58 on Tue 31 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2054/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 31 Mar
Ahargaṇa, classicalDisc centre, no refractionTue 31 Mar
compat-drikpanchangComparison profileTue 31 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 30thCoveredMadhyāhna 31stCoveredRuled
Los Angeles05:52 → 07:5812:3448 min12:330 min30 Mar
Chicago07:52 → 09:5812:3148 min12:310 min30 Mar
Jersey City08:52 → 10:5812:3748 min12:370 min30 Mar
Port of Spain08:52 → 10:5811:4748 min11:460 min30 Mar
London13:52 → 15:5812:410 min12:4148 min31 Mar
Durban14:52 → 16:5811:360 min11:3648 min31 Mar
Dubai16:52 → 18:5811:590 min11:5948 min31 Mar
Delhi18:22 → 20:2812:020 min12:0248 min31 Mar
Kolkata18:22 → 20:2811:170 min11:1748 min31 Mar
Singapore20:52 → 22:5812:450 min12:4548 min31 Mar
Sydney23:52 → 01:5812:350 min12:3548 min31 Mar
Suva00:52 → 02:5811:470 min11:4648 min31 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

About Ahargaṇa