September 2006 · each Moon as it stands at sunriseBhādrapada Śukla to Āśvina ŚuklaThe month ›

Ruling · 2006 · Doha

Rādhāṣṭamī

Friday 1 September2006 · Doha, Baladiyat ad Dawhah, Qatar

Determinatemargin 99 min

In Doha, under the Rashtriya Panchang method. Clear of every threshold by 99 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 Thursday 31 August

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:10  11:58 madhyāhna ends
10:2210:4611:1011:3411:5812:2212:46

0 of 48 minutes covered

Midday of Friday 1 September

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:10  11:58 madhyāhna ends
10:2210:4611:1011:3411:5812:2212:46

48 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 13:38 on Thu 31 Aug to 14:04 on Fri 1 Sep.

    2006-08-31T10:37:31Z → 2006-09-01T11:03:45Z
  2. Step 2, Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:10–11:58 on the 31st, 11:10–11:58 on the 1st.

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

    Aṣṭamī must be present during madhyāhna. It covers 0 of 48 minutes on the 31st and 48 of 48 on the 1st.

    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 5965 s
  5. Step 5, Ruling

    Rādhāṣṭamī, Doha, 2006: Friday 1 September.

    confidence: determinate

Say it like this

In Doha, Rādhāṣṭamī 2006 falls on Friday 1 September. Aṣṭamī runs from 13:38 on Thu 31 Aug to 14:04 on Fri 1 Sep and covers all of madhyāhna that midday.

ahargana.org/doha/festivals/2006/radhashtamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 1 Sep
Ahargaṇa, classicalDisc centre, no refractionFri 1 Sep
compat-drikpanchangComparison profileFri 1 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 31stCoveredMadhyāhna 1stCoveredRuled
Los Angeles03:38 → 04:0412:2948 min12:290 min31 Aug
Chicago05:38 → 06:0412:2748 min12:260 min31 Aug
Jersey City06:38 → 07:0412:3248 min12:320 min31 Aug
Port of Spain06:38 → 07:0411:4248 min11:420 min31 Aug
London11:38 → 12:0412:3648 min12:360 min31 Aug
Durban12:38 → 13:0411:320 min11:3248 min1 Sep
Dubai14:38 → 15:0411:550 min11:5548 min1 Sep
Delhi16:08 → 16:3411:570 min11:5748 min1 Sep
Kolkata16:08 → 16:3411:130 min11:1248 min1 Sep
Singapore18:38 → 19:0412:410 min12:4148 min1 Sep
Sydney20:38 → 21:0411:320 min11:3248 min1 Sep
Suva22:38 → 23:0411:430 min11:4348 min1 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