Ruling · Rādhāṣṭamī · 1949

Tuesday 30 August

Determinatein Lima, under the Rashtriya Panchang method. Clear of every threshold by 521 minutes.

Decide it for

LimaDelhiKolkataSingaporeSydneyJersey City

12°03′ S 77°02′ W · America/Lima · GeoNames 3936456

The two middays

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

Midday of Tuesday 30 August

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:45  12:33 madhyāhna ends
10:5711:2111:4512:0912:3312:5713:21

48 of 48 minutes covered

Midday of Wednesday 31 August

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:44  12:32 madhyāhna ends
10:5611:2011:4412:0812:3212:5613:20

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 03:04 on Tue 30 Aug to 01:37 on Wed 31 Aug.

    1949-08-30T08:03:33Z → 1949-08-31T06:36:40Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:45–12:33 on the 30th, 11:44–12:32 on the 31st.

    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 30th and 0 of 48 on the 31st.

    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 31272 s

  5. 05

    Ruling

    Rādhāṣṭamī, Lima, 1949: Tuesday 30 August.

    confidence: determinate

Say it like this

In Lima, Rādhāṣṭamī 1949 falls on Tuesday 30 August. Aṣṭamī runs from 03:04 on Tue 30 Aug to 01:37 on Wed 31 Aug and covers all of madhyāhna that midday.

ahargana.org/lima/festivals/1949/radhashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 30 Aug
Ahargaṇa, classicalDisc centre, no refractionTue 30 Aug
compat-drikpanchangComparison profileTue 30 Aug
No institution has a recorded ruling for Lima.

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 30thCoveredMadhyāhna 31stCoveredRuled
Los Angeles00:04 → 22:3711:2948 min11:290 min30 Aug
Chicago03:04 → 01:3712:2748 min12:260 min30 Aug
Jersey City04:04 → 02:3712:3348 min12:320 min30 Aug
Port of Spain04:04 → 02:3711:4348 min11:420 min30 Aug
London09:04 → 07:3712:3748 min12:360 min30 Aug
Durban10:04 → 08:3711:3348 min11:320 min30 Aug
Dubai12:04 → 10:3711:5540 min11:550 min30 Aug
Delhi13:34 → 12:0711:580 min11:579 min31 Aug
Kolkata13:34 → 12:0711:130 min11:1348 min31 Aug
Singapore15:34 → 14:0712:110 min12:1148 min31 Aug
Sydney18:04 → 16:3711:320 min11:3248 min31 Aug
Suva20:04 → 18:3711:430 min11:4348 min31 Aug
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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