Ruling · Rādhāṣṭamī · 2009

Thursday 27 August

Determinatein Multan, under the Rashtriya Panchang method. Clear of every threshold by 383 minutes.

Decide it for

MultanDelhiKolkataSingaporeSydneyJersey City

30°12′ N 71°29′ E · Asia/Karachi · GeoNames 1169825

The two middays

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

Midday of Thursday 27 August

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 12:51  13:39 madhyāhna ends
12:0312:2712:5113:1513:3914:0314:27

48 of 48 minutes covered

Midday of Friday 28 August

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:51  13:39 madhyāhna ends
12:0312:2712:5113:1513:3914:0314:27

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 05:06 on Thu 27 Aug to 06:28 on Fri 28 Aug.

    2009-08-26T23:06:03Z → 2009-08-28T00:28:17Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:51–13:39 on the 27th, 12:51–13:39 on the 28th.

    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 27th and 0 of 48 on the 28th.

    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 22969 s

  5. 05

    Ruling

    Rādhāṣṭamī, Multan, 2009: Thursday 27 August.

    confidence: determinate

Say it like this

In Multan, Rādhāṣṭamī 2009 falls on Thursday 27 August. Aṣṭamī runs from 05:06 on Thu 27 Aug to 06:28 on Fri 28 Aug and covers all of madhyāhna that midday.

ahargana.org/multan/festivals/2009/radhashtami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 27 Aug
Ahargaṇa, classicalDisc centre, no refractionThu 27 Aug
compat-drikpanchangComparison profileThu 27 Aug
No institution has a recorded ruling for Multan.

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 26thCoveredMadhyāhna 28thCoveredRuled
Los Angeles16:06 → 17:2812:300 min12:300 min27 Aug
Chicago18:06 → 19:2812:280 min12:270 min27 Aug
Jersey City19:06 → 20:2812:340 min12:330 min27 Aug
Port of Spain19:06 → 20:2811:440 min11:430 min27 Aug
London00:06 → 01:2812:380 min12:370 min27 Aug
Durban01:06 → 02:2811:340 min11:330 min27 Aug
Dubai03:06 → 04:2811:560 min11:560 min27 Aug
Delhi04:36 → 05:5811:590 min11:580 min27 Aug
Kolkata04:36 → 05:5811:140 min11:140 min27 Aug
Singapore07:06 → 08:2812:420 min12:420 min27 Aug
Sydney09:06 → 10:2811:330 min11:330 min27 Aug
Suva11:06 → 12:2811:440 min11:4445 min27 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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