Ruling · Śītalā Saptamī · 2072

Sunday 4 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 11 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 4 September

Taken. Both middays qualify; the rule takes the first.

madhyāhna begins 11:53  12:41 madhyāhna ends
Saptamī begins 12:03:54
11:0511:2911:5312:1712:4113:0513:29

37 of 48 minutes covered, the last 37

Midday of Monday 5 September

Qualifies with 33 of 48 minutes. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
Saptamī ends 12:25:29
11:0511:2911:5312:1712:4113:0513:29

33 of 48 minutes covered, the first 33

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

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 12:04 on Sun 4 Sep to 12:25 on Mon 5 Sep.

    2072-09-04T04:03:54Z → 2072-09-05T04:25:29Z

  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 37 of 48 minutes on the 4th and 33 of 48 on the 5th.

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

  4. 04

    Tie-break

    Both middays qualify. Pūrvaviddhā: the first is taken.

    priority: purvaviddha → purvaviddha · margin 661 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 2072: Sunday 4 September.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 2072 falls on Sunday 4 September. Saptamī runs from 12:04 on Sun 4 Sep to 12:25 on Mon 5 Sep and covers 37 of 48 minutes of madhyāhna that midday. It also reaches the next midday for 33 minutes; by the rule the first midday is taken.

ahargana.org/baoding/festivals/2072/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 4 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 4 Sep
compat-drikpanchangComparison profileSun 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 Angeles21:04 → 21:2512:2848 min12:270 min4 Sep
Chicago23:04 → 23:2512:2548 min12:250 min4 Sep
Jersey City00:04 → 00:2512:3148 min12:310 min4 Sep
Port of Spain00:04 → 00:2511:4148 min11:410 min4 Sep
London05:04 → 05:2512:3548 min12:350 min4 Sep
Durban06:04 → 06:2511:3148 min11:310 min4 Sep
Dubai08:04 → 08:2511:5448 min11:530 min4 Sep
Delhi09:34 → 09:5511:5648 min11:560 min4 Sep
Kolkata09:34 → 09:5511:1148 min11:110 min4 Sep
Singapore12:04 → 12:2512:4048 min12:390 min4 Sep
Sydney14:04 → 14:2511:310 min11:3048 min5 Sep
Suva16:04 → 16:2511:420 min11:4148 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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