September 1983 · each Moon as it stands at sunriseŚrāvaṇa Kṛṣṇa to Bhādrapada KṛṣṇaThe month ›

Ruling · 1983 · Doha

Rādhāṣṭamī

Wednesday 14 September1983 · Doha, Baladiyat ad Dawhah, Qatar

Determinatemargin 298 min

In Doha, under the Rashtriya Panchang method. Clear of every threshold by 298 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 Tuesday 13 September

Aṣṭamī is absent from madhyāhna. Not taken.

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

0 of 48 minutes covered

Midday of Wednesday 14 September

Taken. The only midday Aṣṭamī reaches.

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

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 16:51 on Tue 13 Sep to 18:07 on Wed 14 Sep.

    1983-09-13T13:51:22Z → 1983-09-14T15:06:45Z
  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 0 of 48 minutes on the 13th and 48 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 17853 s
  5. Step 5, Ruling

    Rādhāṣṭamī, Doha, 1983: Wednesday 14 September.

    confidence: determinate

Say it like this

In Doha, Rādhāṣṭamī 1983 falls on Wednesday 14 September. Aṣṭamī runs from 16:51 on Tue 13 Sep to 18:07 on Wed 14 Sep and covers all of madhyāhna that midday.

ahargana.org/doha/festivals/1983/radhashtamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 14 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 14 Sep
compat-drikpanchangComparison profileWed 14 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 Angeles06:51 → 08:0712:2548 min12:240 min13 Sep
Chicago08:51 → 10:0712:2248 min12:220 min13 Sep
Jersey City09:51 → 11:0712:2848 min12:280 min13 Sep
Port of Spain09:51 → 11:0711:3848 min11:380 min13 Sep
London14:51 → 16:0712:320 min12:3248 min14 Sep
Durban15:51 → 17:0711:280 min11:2848 min14 Sep
Dubai17:51 → 19:0711:510 min11:5048 min14 Sep
Delhi19:21 → 20:3711:530 min11:5348 min14 Sep
Kolkata19:21 → 20:3711:090 min11:0848 min14 Sep
Singapore21:51 → 23:0712:370 min12:3648 min14 Sep
Sydney23:51 → 01:0711:280 min11:2748 min14 Sep
Suva01:51 → 03:0711:390 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