Ruling · Śītalā Saptamī · 1901

Wednesday 4 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 5 min 49 s.

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 Wednesday 4 September

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:53  12:41 madhyāhna ends
Saptamī begins 12:35:12
11:0511:2911:5312:1712:4113:0513:29

6 of 48 minutes covered, the last 6

Midday of Thursday 5 September

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 12:35 on Wed 4 Sep to 10:26 on Thu 5 Sep.

    1901-09-04T04:35:12Z → 1901-09-05T02:25:32Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 4th, 11:53–12:41 on the 5th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 6 of 48 minutes on the 4th and 0 of 48 on the 5th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 349 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1901: Wednesday 4 September.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1901 falls on Wednesday 4 September. Saptamī runs from 12:35 on Wed 4 Sep to 10:26 on Thu 5 Sep and covers 6 of 48 minutes of madhyāhna that midday.

ahargana.org/baoding/festivals/1901/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 4 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 4 Sep
compat-drikpanchangComparison profileWed 4 Sep
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/shitala-saptami · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 103

“K 7 Sitala saptami (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles20:35 → 18:2611:2848 min11:270 min4 Sep
Chicago22:35 → 20:2611:2548 min11:250 min4 Sep
Jersey City23:35 → 21:2611:3148 min11:310 min4 Sep
Port of Spain00:35 → 22:2611:4148 min11:410 min4 Sep
London04:35 → 02:2611:3548 min11:350 min4 Sep
Durban06:05 → 03:5611:0148 min11:010 min4 Sep
Dubai08:16 → 06:0711:3548 min11:340 min4 Sep
Delhi09:56 → 07:4711:4748 min11:470 min4 Sep
Kolkata09:56 → 07:4711:0348 min11:020 min4 Sep
Singapore11:30 → 09:2111:3548 min11:340 min4 Sep
Sydney14:35 → 12:2611:310 min11:3048 min5 Sep
Suva16:30 → 14:2111:370 min11:3648 min5 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
shitala-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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