Ruling · Aghora Caturdaśī · 2051

Sunday 3 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 450 minutes.

Decide it for

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

The two evenings

One ghaṭī is 24 minutes. Pradoṣa is 2 muhūrtas after sunset.

Evening of Sunday 3 September

Taken. The only evening Caturdaśī reaches.

18:46 sunsetpradoṣa ends 20:14
18:2218:4619:1019:3419:5820:2220:46

88 of 88 minutes covered

Evening of Monday 4 September

Caturdaśī is absent from pradoṣa. Not taken.

18:44 sunsetpradoṣa ends 20:13
18:2018:4419:0819:3219:5620:2020:44

0 of 89 minutes covered

Caturdaśī presentPradoṣa, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 10:23 on Sun 3 Sep to 11:14 on Mon 4 Sep.

    2051-09-03T02:22:39Z → 2051-09-04T03:14:16Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:46–20:14 on the 3rd, 18:44–20:13 on the 4th.

    pradosha: night-muhurta-1-2 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 88 of 88 minutes on the 3rd and 0 of 89 on the 4th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 27009 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2051: Sunday 3 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2051 falls on Sunday 3 September. Caturdaśī runs from 10:23 on Sun 3 Sep to 11:14 on Mon 4 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2051/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 3 Sep
Ahargaṇa, classicalDisc centre, no refractionSun 3 Sep
compat-drikpanchangComparison profileSun 3 Sep
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/aghora-chaturdashi · ruleset 2026.3-draft

Month
Śrāvaṇa, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturdaśī
Kāla
Pradoṣa
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 103

“K 14 Aghora caturdasi (pradosa vyapini).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīSunset 3rdCoveredSunset 4thCoveredRuled
Los Angeles19:23 → 20:1419:1659 min19:140 min2 Sep
Chicago21:23 → 22:1419:2088 min19:190 min3 Sep
Jersey City22:23 → 23:1419:2588 min19:230 min3 Sep
Port of Spain22:23 → 23:1418:1494 min18:140 min3 Sep
London03:23 → 04:1419:4285 min19:400 min3 Sep
Durban04:23 → 05:1417:42100 min17:420 min3 Sep
Dubai06:23 → 07:1418:3691 min18:350 min3 Sep
Delhi07:53 → 08:4418:4091 min18:390 min3 Sep
Kolkata07:53 → 08:4417:5292 min17:510 min3 Sep
Singapore10:23 → 11:1419:0895 min19:080 min3 Sep
Sydney12:23 → 13:1417:38100 min17:390 min3 Sep
Suva14:23 → 15:1417:5998 min17:590 min3 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
aghora-chaturdashi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa