Ruling · Śītalāṣṭamī · 1964

Friday 6 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 288 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 Friday 6 March

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:06  12:54 madhyāhna ends
11:1811:4212:0612:3012:5413:1813:42

48 of 48 minutes covered

Midday of Saturday 7 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:06  12:54 madhyāhna ends
11:1811:4212:0612:3012:5413:1813:42

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 04:40 on Fri 6 Mar to 07:17 on Sat 7 Mar.

    1964-03-05T20:40:29Z → 1964-03-06T23:17:09Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 on the 6th, 12:06–12:54 on the 7th.

    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 6th and 0 of 48 on the 7th.

    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 17306 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1964: Friday 6 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1964 falls on Friday 6 March. Aṣṭamī runs from 04:40 on Fri 6 Mar to 07:17 on Sat 7 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1964/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 6 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 6 Mar
compat-drikpanchangComparison profileFri 6 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles12:40 → 15:1711:410 min11:4048 min6 Mar
Chicago14:40 → 17:1711:380 min11:3848 min6 Mar
Jersey City15:40 → 18:1711:440 min11:4448 min6 Mar
Port of Spain16:40 → 19:1711:540 min11:5348 min6 Mar
London20:40 → 23:1711:480 min11:4848 min6 Mar
Durban22:40 → 01:1711:430 min11:4348 min6 Mar
Dubai00:40 → 03:1712:060 min12:0648 min6 Mar
Delhi02:10 → 04:4712:090 min12:0948 min6 Mar
Kolkata02:10 → 04:4711:240 min11:2448 min6 Mar
Singapore04:10 → 06:4712:220 min12:2248 min6 Mar
Sydney06:40 → 09:1711:430 min11:4248 min6 Mar
Suva08:40 → 11:1711:540 min11:5448 min6 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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