Ruling · Śītalā Saptamī · 1900

Thursday 16 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 94 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 Thursday 16 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 12:03  12:51 madhyāhna ends
11:1511:3912:0312:2712:5113:1513:39

48 of 48 minutes covered

Midday of Friday 17 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:03  12:51 madhyāhna ends
11:1511:3912:0312:2712:5113:1513:39

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 10:29 on Thu 16 Aug to 08:35 on Fri 17 Aug.

    1900-08-16T02:24:22Z → 1900-08-17T00:30:12Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:03–12:51 on the 16th, 12:03–12:51 on the 17th.

    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 16th and 0 of 48 on the 17th.

    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 5622 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1900: Thursday 16 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1900 falls on Thursday 16 August. Saptamī runs from 10:29 on Thu 16 Aug to 08:35 on Fri 17 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1900/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 16 Aug
compat-drikpanchangComparison profileThu 16 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 16thCoveredMadhyāhna 17thCoveredRuled
Los Angeles18:24 → 16:3011:3348 min11:330 min16 Aug
Chicago20:24 → 18:3011:3048 min11:300 min16 Aug
Jersey City21:24 → 19:3011:3648 min11:360 min16 Aug
Port of Spain22:24 → 20:3011:4648 min11:460 min16 Aug
London02:24 → 00:3011:4048 min11:400 min16 Aug
Durban03:54 → 02:0011:0648 min11:060 min16 Aug
Dubai06:05 → 04:1111:4048 min11:400 min16 Aug
Delhi07:45 → 05:5111:5248 min11:520 min16 Aug
Kolkata07:45 → 05:5111:0848 min11:070 min16 Aug
Singapore09:19 → 07:2511:4048 min11:400 min16 Aug
Sydney12:24 → 10:3011:360 min11:350 min17 Aug
Suva14:19 → 12:2511:420 min11:4144 min17 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

About Ahargaṇa