Ruling · Śītalā Saptamī · 1983

Tuesday 30 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 248 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 Tuesday 30 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:55  12:43 madhyāhna ends
11:0711:3111:5512:1912:4313:0713:31

48 of 48 minutes covered

Midday of Wednesday 31 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

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 07:47 on Tue 30 Aug to 07:40 on Wed 31 Aug.

    1983-08-29T23:46:54Z → 1983-08-30T23:39:59Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:55–12:43 on the 30th, 11:54–12:42 on the 31st.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 30th and 0 of 48 on the 31st.

    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 14864 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1983: Tuesday 30 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1983 falls on Tuesday 30 August. Saptamī runs from 07:47 on Tue 30 Aug to 07:40 on Wed 31 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1983/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 30 Aug
Ahargaṇa, classicalDisc centre, no refractionTue 30 Aug
compat-drikpanchangComparison profileTue 30 Aug
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 29thCoveredMadhyāhna 30thCoveredRuled
Los Angeles16:47 → 16:4012:300 min12:2948 min30 Aug
Chicago18:47 → 18:4012:270 min12:2748 min30 Aug
Jersey City19:47 → 19:4012:330 min12:3348 min30 Aug
Port of Spain19:47 → 19:4011:430 min11:4348 min30 Aug
London00:47 → 00:4012:370 min12:3748 min30 Aug
Durban01:47 → 01:4011:330 min11:3348 min30 Aug
Dubai03:47 → 03:4011:560 min11:5548 min30 Aug
Delhi05:17 → 05:1011:580 min11:5848 min30 Aug
Kolkata05:17 → 05:1011:130 min11:1348 min30 Aug
Singapore07:47 → 07:4012:420 min12:4148 min30 Aug
Sydney09:47 → 09:4011:330 min11:3248 min30 Aug
Suva11:47 → 11:4011:440 min11:4344 min30 Aug
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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