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Ruling · 2002 · Doha

Rādhāṣṭamī

Friday 13 September2002 · Doha, Baladiyat ad Dawhah, Qatar

Determinatemargin 87 min

In Doha, under the Rashtriya Panchang method. Clear of every threshold by 88 minutes.

Decide it forDohaDelhiKolkataSingaporeSydneyJersey City25°17′ N 51°32′ E · Asia/Qatar · GeoNames 290030

The two middays मध्याह्न

One ghaṭī is 24 minutes

Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Friday 13 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:06  11:54 madhyāhna ends
10:1810:4211:0611:3011:5412:1812:42

48 of 48 minutes covered

Midday of Saturday 14 September

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:05  11:53 madhyāhna ends
10:1710:4111:0511:2911:5312:1712:41

0 of 48 minutes covered

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

How it was decided निर्णय

  1. Step 1, Aṅga

    Aṣṭamī runs from 09:38 on Fri 13 Sep to 08:48 on Sat 14 Sep.

    2002-09-13T06:38:14Z → 2002-09-14T05:47:42Z
  2. Step 2, Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:06–11:54 on the 13th, 11:05–11:53 on the 14th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′
  3. Step 3, Rule

    Aṣṭamī must be present during madhyāhna. It covers 48 of 48 minutes on the 13th and 0 of 48 on the 14th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103
  4. Step 4, Tie-break

    Only one midday qualifies. No tie-break is needed.

    one day qualifies → only-day · margin 5250 s
  5. Step 5, Ruling

    Rādhāṣṭamī, Doha, 2002: Friday 13 September.

    confidence: determinate

Say it like this

In Doha, Rādhāṣṭamī 2002 falls on Friday 13 September. Aṣṭamī runs from 09:38 on Fri 13 Sep to 08:48 on Sat 14 Sep and covers all of madhyāhna that midday.

ahargana.org/doha/festivals/2002/radhashtamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 13 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 13 Sep
compat-drikpanchangComparison profileFri 13 Sep
No institution has a recorded ruling for Doha.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

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 clocks

PlaceAṣṭamīMadhyāhna 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles23:38 → 22:4812:2548 min12:240 min13 Sep
Chicago01:38 → 00:4812:2248 min12:220 min13 Sep
Jersey City02:38 → 01:4812:2848 min12:280 min13 Sep
Port of Spain02:38 → 01:4811:3848 min11:380 min13 Sep
London07:38 → 06:4812:3248 min12:320 min13 Sep
Durban08:38 → 07:4811:2848 min11:280 min13 Sep
Dubai10:38 → 09:4811:5148 min11:500 min13 Sep
Delhi12:08 → 11:1811:5333 min11:530 min13 Sep
Kolkata12:08 → 11:1811:080 min11:0810 min14 Sep
Singapore14:38 → 13:4812:370 min12:3648 min14 Sep
Sydney16:38 → 15:4811:280 min11:2748 min14 Sep
Suva18:38 → 17:4811:390 min11:3848 min14 Sep
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
radhashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s