Ruling · Śītalāṣṭamī · 1953

Monday 9 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 76 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 Sunday 8 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:05  12:53 madhyāhna ends
11:1711:4112:0512:2912:5313:1713:41

0 of 48 minutes covered

Midday of Monday 9 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:05  12:53 madhyāhna ends
11:1711:4112:0512:2912:5313:1713:41

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 14:33 on Sun 8 Mar to 14:09 on Mon 9 Mar.

    1953-03-08T06:33:19Z → 1953-03-09T06:09:07Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:05–12:53 on the 8th, 12:05–12:53 on the 9th.

    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 8th and 48 of 48 on the 9th.

    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 4556 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1953: Monday 9 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1953 falls on Monday 9 March. Aṣṭamī runs from 14:33 on Sun 8 Mar to 14:09 on Mon 9 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1953/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 9 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 9 Mar
compat-drikpanchangComparison profileMon 9 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 8thCoveredMadhyāhna 9thCoveredRuled
Los Angeles22:33 → 22:0911:4048 min11:400 min8 Mar
Chicago00:33 → 00:0911:3848 min11:380 min8 Mar
Jersey City01:33 → 01:0911:4348 min11:430 min8 Mar
Port of Spain02:33 → 02:0911:5348 min11:530 min8 Mar
London06:33 → 06:0911:4848 min11:480 min8 Mar
Durban08:33 → 08:0911:4348 min11:420 min8 Mar
Dubai10:33 → 10:0912:0648 min12:060 min8 Mar
Delhi12:03 → 11:3912:0848 min12:080 min8 Mar
Kolkata12:03 → 11:3911:248 min11:2316 min8 Mar
Singapore14:03 → 13:3912:220 min12:2148 min9 Mar
Sydney16:33 → 16:0911:420 min11:4248 min9 Mar
Suva18:33 → 18:0911:530 min11:5348 min9 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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