Ruling · Śītalāṣṭamī · 2082

Saturday 21 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 425 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 Saturday 21 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:02  12:50 madhyāhna ends
11:1411:3812:0212:2612:5013:1413:38

48 of 48 minutes covered

Midday of Sunday 22 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:01  12:49 madhyāhna ends
11:1311:3712:0112:2512:4913:1313:37

0 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 04:57 on Sat 21 Mar to 04:31 on Sun 22 Mar.

    2082-03-20T20:57:13Z → 2082-03-21T20:31:04Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:02–12:50 on the 21st, 12:01–12:49 on the 22nd.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 21st and 0 of 48 on the 22nd.

    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 25474 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 2082: Saturday 21 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 2082 falls on Saturday 21 March. Aṣṭamī runs from 04:57 on Sat 21 Mar to 04:31 on Sun 22 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2082/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 21 Mar
Ahargaṇa, classicalDisc centre, no refractionSat 21 Mar
compat-drikpanchangComparison profileSat 21 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 20thCoveredMadhyāhna 21stCoveredRuled
Los Angeles13:57 → 13:3112:370 min12:3648 min21 Mar
Chicago15:57 → 15:3112:340 min12:3448 min21 Mar
Jersey City16:57 → 16:3112:400 min12:4048 min21 Mar
Port of Spain16:57 → 16:3111:500 min11:4948 min21 Mar
London20:57 → 20:3111:450 min11:4448 min21 Mar
Durban22:57 → 22:3111:390 min11:3948 min21 Mar
Dubai00:57 → 00:3112:020 min12:0248 min21 Mar
Delhi02:27 → 02:0112:050 min12:0548 min21 Mar
Kolkata02:27 → 02:0111:200 min11:2048 min21 Mar
Singapore04:57 → 04:3112:480 min12:4848 min21 Mar
Sydney07:57 → 07:3112:390 min12:3848 min21 Mar
Suva08:57 → 08:3111:500 min11:5048 min21 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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