Ruling · Rādhāṣṭamī · 2071

Tuesday 1 September

Boundaryin Suva, under the Rashtriya Panchang method. Both middays qualify and the rule does not say which to take. Say “contested”.

Decide it for

18°08′ S 178°26′ E · Pacific/Fiji · GeoNames 2198148

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Tuesday 1 September

Taken. Both middays qualify; the rule is silent, and this one is covered longer.

madhyāhna begins 11:43  12:31 madhyāhna ends
10:5511:1911:4312:0712:3112:5513:19

48 of 48 minutes covered

Midday of Wednesday 2 September

Qualifies with 15 of 48 minutes. Not taken.

madhyāhna begins 11:42  12:30 madhyāhna ends
Aṣṭamī ends 11:57:23
10:5411:1811:4212:0612:3012:5413:18

15 of 48 minutes covered, the first 15

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

How it was decided

  1. 01

    Aṅga

    Aṣṭamī runs from 10:33 on Tue 1 Sep to 11:57 on Wed 2 Sep.

    2071-08-31T22:33:02Z → 2071-09-01T23:57:23Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:43–12:31 on the 1st, 11:42–12:30 on the 2nd.

    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 1st and 15 of 48 on the 2nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

    Both middays qualify and the rule marks neither. The one covered longer is ruled, as a boundary.

    priority: unstated → greater-coverage · margin 896 s

  5. 05

    Ruling

    Rādhāṣṭamī, Suva, 2071: Tuesday 1 September.

    confidence: boundary (tie-break-unstated)

Say it like this

In Suva, Rādhāṣṭamī 2071 falls on Tuesday 1 September. Aṣṭamī runs from 10:33 on Tue 1 Sep to 11:57 on Wed 2 Sep and covers all of madhyāhna that midday. It also reaches the next midday for 15 minutes; the rule does not say which to take, and the one covered longer is ruled: treat the date as contested.

ahargana.org/suva/festivals/2071/radhashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 1 Sep
Ahargaṇa, classicalDisc centre, no refractionTue 1 Sep
compat-drikpanchangComparison profileTue 1 Sep
No institution has a recorded ruling for Suva.

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 31stCoveredMadhyāhna 1stCoveredRuled
Los Angeles15:33 → 16:5712:290 min12:2948 min1 Sep
Chicago17:33 → 18:5712:270 min12:2648 min1 Sep
Jersey City18:33 → 19:5712:320 min12:3248 min1 Sep
Port of Spain18:33 → 19:5711:420 min11:4248 min1 Sep
London23:33 → 00:5712:360 min12:3648 min1 Sep
Durban00:33 → 01:5711:330 min11:3248 min1 Sep
Dubai02:33 → 03:5711:550 min11:5548 min1 Sep
Delhi04:03 → 05:2711:570 min11:5748 min1 Sep
Kolkata04:03 → 05:2711:130 min11:1348 min1 Sep
Singapore06:33 → 07:5712:410 min12:4148 min1 Sep
Sydney08:33 → 09:5711:320 min11:3248 min1 Sep
Suva10:33 → 11:5711:430 min11:4348 min1 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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