Ruling · Śītalā Saptamī · 2020

Monday 10 August

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 22 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 Monday 10 August

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

48 of 48 minutes covered

Midday of Tuesday 11 August

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
Saptamī ends 11:37:18
11:1111:3511:5912:2312:4713:1113:35

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 09:13 on Mon 10 Aug to 11:37 on Tue 11 Aug.

    2020-08-10T01:13:24Z → 2020-08-11T03:37:19Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 10th, 11:59–12:47 on the 11th.

    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 10th and 0 of 48 on the 11th.

    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 1303 s

  5. 05

    Ruling

    Śītalā Saptamī, Baoding, 2020: Monday 10 August.

    confidence: determinate

Say it like this

In Baoding, Śītalā Saptamī 2020 falls on Monday 10 August. Saptamī runs from 09:13 on Mon 10 Aug to 11:37 on Tue 11 Aug and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2020/shitala-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 10 Aug
Ahargaṇa, classicalDisc centre, no refractionMon 10 Aug
compat-drikpanchangComparison profileMon 10 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 10thCoveredMadhyāhna 11thCoveredRuled
Los Angeles18:13 → 20:3712:3448 min12:340 min10 Aug
Chicago20:13 → 22:3712:3248 min12:310 min10 Aug
Jersey City21:13 → 23:3712:3748 min12:370 min10 Aug
Port of Spain21:13 → 23:3711:4748 min11:470 min10 Aug
London02:13 → 04:3712:4148 min12:410 min10 Aug
Durban03:13 → 05:3711:3748 min11:370 min10 Aug
Dubai05:13 → 07:3712:0048 min12:000 min10 Aug
Delhi06:43 → 09:0712:0248 min12:020 min10 Aug
Kolkata06:43 → 09:0711:1848 min11:180 min10 Aug
Singapore09:13 → 11:3712:4648 min12:460 min10 Aug
Sydney11:13 → 13:3711:3748 min11:3748 min10 Aug
Suva13:13 → 15:3711:480 min11:4848 min11 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