Ruling · Aghora Caturdaśī · 2070

Wednesday 3 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 465 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 Tuesday 2 September

Caturdaśī is absent from pradoṣa. Not taken.

18:47 sunsetpradoṣa ends 20:15
18:2318:4719:1119:3519:5920:2320:47

0 of 88 minutes covered

Evening of Wednesday 3 September

Taken. The only evening Caturdaśī reaches.

18:45 sunsetpradoṣa ends 20:14
18:2118:4519:0919:3319:5720:2120:45

89 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 05:52 on Wed 3 Sep to 03:59 on Thu 4 Sep.

    2070-09-02T21:52:19Z → 2070-09-03T19:58:36Z

  2. 02

    Kāla

    Pradoṣa is 2 muhūrtas after sunset: 18:47–20:15 on the 2nd, 18:45–20:14 on the 3rd.

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

  3. 03

    Rule

    Caturdaśī must be present during pradoṣa. It covers 0 of 88 minutes on the 2nd and 89 of 89 on the 3rd.

    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 27870 s

  5. 05

    Ruling

    Aghora Caturdaśī, Baoding, 2070: Wednesday 3 September.

    confidence: determinate

Say it like this

In Baoding, Aghora Caturdaśī 2070 falls on Wednesday 3 September. Caturdaśī runs from 05:52 on Wed 3 Sep to 03:59 on Thu 4 Sep and covers all of pradoṣa that evening.

ahargana.org/baoding/festivals/2070/aghora-chaturdashi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 3 Sep
Ahargaṇa, classicalDisc centre, no refractionWed 3 Sep
compat-drikpanchangComparison profileWed 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 2ndCoveredSunset 3rdCoveredRuled
Los Angeles14:52 → 12:5919:1790 min19:150 min2 Sep
Chicago16:52 → 14:5919:2188 min19:200 min2 Sep
Jersey City17:52 → 15:5919:2688 min19:250 min2 Sep
Port of Spain17:52 → 15:5918:1594 min18:140 min2 Sep
London22:52 → 20:5919:440 min19:4277 min3 Sep
Durban23:52 → 21:5917:420 min17:4299 min3 Sep
Dubai01:52 → 23:5918:360 min18:3591 min3 Sep
Delhi03:22 → 01:2918:410 min18:4091 min3 Sep
Kolkata03:22 → 01:2917:530 min17:5292 min3 Sep
Singapore05:52 → 03:5919:080 min19:0895 min3 Sep
Sydney07:52 → 05:5917:380 min17:39100 min3 Sep
Suva09:52 → 07:5917:590 min17:5998 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

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