Ruling · Rādhāṣṭamī · 1943

Tuesday 7 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 164 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 Tuesday 7 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:52  13:40 madhyāhna ends
12:0412:2812:5213:1613:4014:0414:28

48 of 48 minutes covered

Midday of Wednesday 8 September

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:52  13:40 madhyāhna ends
12:0412:2812:5213:1613:4014:0414:28

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 10:08 on Tue 7 Sep to 08:49 on Wed 8 Sep.

    1943-09-07T01:08:13Z → 1943-09-07T23:48:45Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:52–13:40 on the 7th, 12:52–13:40 on the 8th.

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

  3. 03

    Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 7th and 0 of 48 on the 8th.

    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: unstated → only-day · margin 9838 s

  5. 05

    Ruling

    Rādhāṣṭamī, Baoding, 1943: Tuesday 7 September.

    confidence: determinate

Say it like this

In Baoding, Rādhāṣṭamī 1943 falls on Tuesday 7 September. Aṣṭamī runs from 10:08 on Tue 7 Sep to 08:49 on Wed 8 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1943/radhashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 7 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 7 Sep
compat-drikpanchangComparison profileTue 7 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/radhashtami · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“S 8 Durvastami (purvaviddha — S 8 of saura Bhadra except Bengal), Mahalaksmi vratarambha, Radhastami (madhyahna vyapini)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceAṣṭamīMadhyāhna 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles18:08 → 16:4912:2748 min12:270 min7 Sep
Chicago20:08 → 18:4912:2448 min12:240 min7 Sep
Jersey City21:08 → 19:4912:3048 min12:300 min7 Sep
Port of Spain22:08 → 20:4912:4048 min12:400 min7 Sep
London02:08 → 00:4912:3448 min12:340 min7 Sep
Durban03:08 → 01:4911:3048 min11:300 min7 Sep
Dubai05:08 → 03:4911:5348 min11:530 min7 Sep
Delhi07:38 → 06:1912:5548 min12:550 min7 Sep
Kolkata07:38 → 06:1912:1148 min12:100 min7 Sep
Singapore10:08 → 08:4913:3948 min13:390 min7 Sep
Sydney11:08 → 09:4911:3048 min11:290 min7 Sep
Suva13:08 → 11:4911:410 min11:408 min8 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
radhashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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