November 1936 · each Moon as it stands at sunriseĀśvina Kṛṣṇa to Kārtika KṛṣṇaThe month ›

Ruling · 1936 · Tehran

Gopāṣṭamī

Sunday 22 November1936 · Tehran, Iran

Determinatemargin 240 min

In Tehran, under the Rashtriya Panchang method. Clear of every threshold by 240 minutes.

Decide it forTehranDelhiKolkataSingaporeSydneyJersey City35°42′ N 51°25′ E · Asia/Tehran · GeoNames 112931

The two middays मध्याह्न

One ghaṭī is 24 minutes

Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Saturday 21 November

Aṣṭamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:26  12:14 madhyāhna ends
10:3811:0211:2611:5012:1412:3813:02

0 of 48 minutes covered

Midday of Sunday 22 November

Taken. The only midday Aṣṭamī reaches.

madhyāhna begins 11:26  12:14 madhyāhna ends
10:3811:0211:2611:5012:1412:3813:02

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 17:13 on Sat 21 Nov to 16:14 on Sun 22 Nov.

    1936-11-21T13:42:57Z → 1936-11-22T12:44:08Z
  2. Step 2, Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:26–12:14 on the 21st, 11:26–12:14 on the 22nd.

    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 21st and 48 of 48 on the 22nd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104
  4. Step 4, Tie-break

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

    priority: unstated → only-day · margin 14389 s
  5. Step 5, Ruling

    Gopāṣṭamī, Tehran, 1936: Sunday 22 November.

    confidence: determinate

Say it like this

In Tehran, Gopāṣṭamī 1936 falls on Sunday 22 November. Aṣṭamī runs from 17:13 on Sat 21 Nov to 16:14 on Sun 22 Nov and covers all of madhyāhna that midday.

ahargana.org/tehran/festivals/1936/gopashtamipac-rp@2026.1

Who says what

never edited to agree

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 22 Nov
Ahargaṇa, classicalDisc centre, no refractionSun 22 Nov
compat-drikpanchangComparison profileSun 22 Nov
No institution has a recorded ruling for Tehran.

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

The rule, as data

/rules/gopashtami · ruleset 2026.3-draft

Month
Kārtika, amānta
Pakṣa · aṅga
Śukla · Aṣṭamī
Kāla
Madhyāhna
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 104

S 8 Gopastami, Gosthastami. Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

twelve places, west to east · local clocks

PlaceAṣṭamīMadhyāhna 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles05:43 → 04:4411:1548 min11:150 min21 Nov
Chicago07:43 → 06:4411:1248 min11:130 min21 Nov
Jersey City08:43 → 07:4411:1848 min11:180 min21 Nov
Port of Spain09:43 → 08:4411:2848 min11:280 min21 Nov
London13:43 → 12:4411:220 min11:2248 min22 Nov
Durban15:43 → 14:4411:180 min11:1848 min22 Nov
Dubai17:43 → 16:4411:410 min11:4148 min22 Nov
Delhi19:13 → 18:1411:430 min11:4348 min22 Nov
Kolkata19:13 → 18:1410:580 min10:5948 min22 Nov
Singapore21:03 → 20:0411:460 min11:4748 min22 Nov
Sydney23:43 → 22:4411:170 min11:1748 min22 Nov
Suva01:43 → 00:4411:280 min11:2848 min22 Nov
This ruling as JSON · ICS
Profile · tradition
pac-rp@2026.1 · smarta
Rule
gopashtami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s