Ruling · Anaṅga Trayodaśī · 1986

Tuesday 22 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 406 minutes.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

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

Midday of Tuesday 22 April

Taken. The only midday Trayodaśī reaches.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

48 of 48 minutes covered

Midday of Wednesday 23 April

Trayodaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:53  12:41 madhyāhna ends
11:0511:2911:5312:1712:4113:0513:29

0 of 48 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Trayodaśī runs from 05:08 on Tue 22 Apr to 02:49 on Wed 23 Apr.

    1986-04-21T21:07:30Z → 1986-04-22T18:49:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:53–12:41 on the 22nd, 11:53–12:41 on the 23rd.

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

  3. 03

    Rule

    Trayodaśī must be present during madhyāhna. It covers 48 of 48 minutes on the 22nd and 0 of 48 on the 23rd.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

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

    priority: purvaviddha → only-day · margin 24335 s

  5. 05

    Ruling

    Anaṅga Trayodaśī, Baoding, 1986: Tuesday 22 April.

    confidence: determinate

Say it like this

In Baoding, Anaṅga Trayodaśī 1986 falls on Tuesday 22 April. Trayodaśī runs from 05:08 on Tue 22 Apr to 02:49 on Wed 23 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1986/ananga-trayodashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 22 Apr
Ahargaṇa, classicalDisc centre, no refractionTue 22 Apr
compat-drikpanchangComparison profileTue 22 Apr
No institution has a recorded ruling for Baoding.

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

The rule, as data

/rules/ananga-trayodashi · ruleset 2026.3-draft

Month
Caitra, amānta
Pakṣa · aṅga
Śukla · Trayodaśī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 13 Ananga trayodasi (purvaviddha), Mahavira jayanti (Jain).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceTrayodaśīMadhyāhna 21stCoveredMadhyāhna 22ndCoveredRuled
Los Angeles13:08 → 10:4911:280 min11:280 min22 Apr
Chicago15:08 → 12:4911:260 min11:2548 min22 Apr
Jersey City16:08 → 13:4911:310 min11:3148 min22 Apr
Port of Spain17:08 → 14:4911:410 min11:4148 min22 Apr
London22:08 → 19:4912:360 min12:3648 min22 Apr
Durban23:08 → 20:4911:300 min11:3048 min22 Apr
Dubai01:08 → 22:4911:540 min11:5448 min22 Apr
Delhi02:38 → 00:1911:560 min11:5648 min22 Apr
Kolkata02:38 → 00:1911:120 min11:1148 min22 Apr
Singapore05:08 → 02:4912:390 min12:3948 min22 Apr
Sydney07:08 → 04:4911:300 min11:3048 min22 Apr
Suva09:08 → 06:4911:410 min11:4148 min22 Apr
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ananga-trayodashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa