Ruling · Śītalāṣṭamī · 1915

Monday 8 March

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 156 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 Monday 8 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 Tuesday 9 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

Aṣṭamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 09:30 on Mon 8 Mar to 07:29 on Tue 9 Mar.

    1915-03-08T01:29:50Z → 1915-03-08T23:29:22Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:06–12:54 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 48 of 48 minutes on the 8th and 0 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 9351 s

  5. 05

    Ruling

    Śītalāṣṭamī, Baoding, 1915: Monday 8 March.

    confidence: determinate

Say it like this

In Baoding, Śītalāṣṭamī 1915 falls on Monday 8 March. Aṣṭamī runs from 09:30 on Mon 8 Mar to 07:29 on Tue 9 Mar and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1915/shitalashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 8 Mar
Ahargaṇa, classicalDisc centre, no refractionMon 8 Mar
compat-drikpanchangComparison profileMon 8 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 Angeles17:30 → 15:2911:4048 min11:400 min8 Mar
Chicago19:30 → 17:2911:3848 min11:380 min8 Mar
Jersey City20:30 → 18:2911:4448 min11:430 min8 Mar
Port of Spain21:30 → 19:2911:5348 min11:530 min8 Mar
London01:30 → 23:2911:4848 min11:480 min8 Mar
Durban03:30 → 01:2911:4348 min11:430 min8 Mar
Dubai05:11 → 03:1011:4748 min11:470 min8 Mar
Delhi07:00 → 04:5912:0848 min12:080 min8 Mar
Kolkata07:00 → 04:5911:2448 min11:240 min8 Mar
Singapore08:30 → 06:2911:5248 min11:520 min8 Mar
Sydney11:30 → 09:2911:4248 min11:420 min8 Mar
Suva13:25 → 11:2411:480 min11:480 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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