Ruling · Śītalāṣṭamī · 1992

Thursday 26 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 519 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 25 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

Midday of Thursday 26 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

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 21:27 on Wed 25 Mar to 23:40 on Thu 26 Mar.

    1992-03-25T13:27:10Z → 1992-03-26T15:39:56Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 25th, 12:00–12:48 on the 26th.

    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 25th and 48 of 48 on the 26th.

    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 31122 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1992: Thursday 26 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1992 falls on Thursday 26 March. Aṣṭamī runs from 21:27 on Wed 25 Mar to 23:40 on Thu 26 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1992/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 26 Mar
Ahargaṇa, classicalDisc centre, no refractionThu 26 Mar
compat-drikpanchangComparison profileThu 26 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 25thCoveredMadhyāhna 26thCoveredRuled
Los Angeles05:27 → 07:4011:3548 min11:350 min25 Mar
Chicago07:27 → 09:4011:3348 min11:320 min25 Mar
Jersey City08:27 → 10:4011:3948 min11:380 min25 Mar
Port of Spain09:27 → 11:4011:4848 min11:480 min25 Mar
London13:27 → 15:4011:430 min11:4348 min26 Mar
Durban15:27 → 17:4011:380 min11:3748 min26 Mar
Dubai17:27 → 19:4012:010 min12:0148 min26 Mar
Delhi18:57 → 21:1012:030 min12:0348 min26 Mar
Kolkata18:57 → 21:1011:190 min11:1848 min26 Mar
Singapore21:27 → 23:4012:470 min12:4648 min26 Mar
Sydney23:27 → 01:4011:370 min11:3748 min26 Mar
Suva01:27 → 03:4011:480 min11:4848 min26 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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