Ruling · Śītalāṣṭamī · 1988

Friday 11 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 278 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 Friday 11 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

Midday of Saturday 12 March

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:04  12:52 madhyāhna ends
11:1611:4012:0412:2812:5213:1613:40

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 07:26 on Fri 11 Mar to 06:17 on Sat 12 Mar.

    1988-03-10T23:26:29Z → 1988-03-11T22:16:45Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:05–12:53 on the 11th, 12:04–12:52 on the 12th.

    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 11th and 0 of 48 on the 12th.

    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 16681 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1988: Friday 11 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1988 falls on Friday 11 March. Aṣṭamī runs from 07:26 on Fri 11 Mar to 06:17 on Sat 12 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1988/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 11 Mar
Ahargaṇa, classicalDisc centre, no refractionFri 11 Mar
compat-drikpanchangComparison profileFri 11 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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles15:26 → 14:1711:390 min11:3948 min11 Mar
Chicago17:26 → 16:1711:370 min11:3748 min11 Mar
Jersey City18:26 → 17:1711:430 min11:4348 min11 Mar
Port of Spain19:26 → 18:1711:520 min11:5248 min11 Mar
London23:26 → 22:1711:470 min11:4748 min11 Mar
Durban01:26 → 00:1711:420 min11:4248 min11 Mar
Dubai03:26 → 02:1712:050 min12:0548 min11 Mar
Delhi04:56 → 03:4712:080 min12:0748 min11 Mar
Kolkata04:56 → 03:4711:230 min11:2348 min11 Mar
Singapore07:26 → 06:1712:510 min12:5148 min11 Mar
Sydney10:26 → 09:1712:410 min12:4148 min11 Mar
Suva11:26 → 10:1711:530 min11:5248 min11 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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