Ruling · Anaṅga Trayodaśī · 2000

Sunday 16 April

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 543 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 Sunday 16 April

Taken. The only midday Trayodaśī reaches.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

48 of 48 minutes covered

Midday of Monday 17 April

Trayodaśī is absent from madhyāhna. Not taken.

madhyāhna begins 11:54  12:42 madhyāhna ends
11:0611:3011:5412:1812:4213:0613:30

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 02:51 on Sun 16 Apr to 02:05 on Mon 17 Apr.

    2000-04-15T18:51:03Z → 2000-04-16T18:05:18Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:54–12:42 on the 16th, 11:54–12:42 on the 17th.

    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 16th and 0 of 48 on the 17th.

    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 32593 s

  5. 05

    Ruling

    Anaṅga Trayodaśī, Baoding, 2000: Sunday 16 April.

    confidence: determinate

Say it like this

In Baoding, Anaṅga Trayodaśī 2000 falls on Sunday 16 April. Trayodaśī runs from 02:51 on Sun 16 Apr to 02:05 on Mon 17 Apr and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2000/ananga-trayodashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 16 Apr
Ahargaṇa, classicalDisc centre, no refractionSun 16 Apr
compat-drikpanchangComparison profileSun 16 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 15thCoveredMadhyāhna 16thCoveredRuled
Los Angeles11:51 → 11:0512:2948 min12:290 min15 Apr
Chicago13:51 → 13:0512:270 min12:2739 min16 Apr
Jersey City14:51 → 14:0512:330 min12:3248 min16 Apr
Port of Spain14:51 → 14:0511:420 min11:4248 min16 Apr
London19:51 → 19:0512:370 min12:3748 min16 Apr
Durban20:51 → 20:0511:320 min11:3148 min16 Apr
Dubai22:51 → 22:0511:550 min11:5548 min16 Apr
Delhi00:21 → 23:3511:570 min11:5748 min16 Apr
Kolkata00:21 → 23:3511:130 min11:1248 min16 Apr
Singapore02:51 → 02:0512:410 min12:4048 min16 Apr
Sydney04:51 → 04:0511:310 min11:3148 min16 Apr
Suva06:51 → 06:0511:420 min11:4248 min16 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