Ruling · Śītalā Saptamī · 1965

Thursday 19 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 686 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 Wednesday 18 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

0 of 48 minutes covered

Midday of Thursday 19 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

48 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 00:27 on Thu 19 Aug to 00:12 on Fri 20 Aug.

    1965-08-18T16:26:32Z → 1965-08-19T16:11:35Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 18th, 11:57–12:45 on the 19th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 18th and 48 of 48 on the 19th.

    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 41167 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 1965: Thursday 19 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 1965 falls on Thursday 19 August. Saptamī runs from 00:27 on Thu 19 Aug to 00:12 on Fri 20 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1965/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 19 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 19 Aug
compat-drikpanchangComparison profileThu 19 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 18thCoveredMadhyāhna 19thCoveredRuled
Los Angeles09:27 → 09:1212:3248 min12:320 min18 Aug
Chicago11:27 → 11:1212:3048 min12:300 min18 Aug
Jersey City12:27 → 12:1212:3648 min12:350 min18 Aug
Port of Spain12:27 → 12:1211:467 min11:4626 min18 Aug
London17:27 → 17:1212:400 min12:4048 min19 Aug
Durban18:27 → 18:1211:360 min11:3648 min19 Aug
Dubai20:27 → 20:1211:580 min11:5848 min19 Aug
Delhi21:57 → 21:4212:010 min12:0048 min19 Aug
Kolkata21:57 → 21:4211:160 min11:1648 min19 Aug
Singapore23:57 → 23:4212:140 min12:1448 min19 Aug
Sydney02:27 → 02:1211:350 min11:3548 min19 Aug
Suva04:27 → 04:1211:460 min11:4648 min19 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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