Ruling · Yama Tarpaṇa · 2093

Monday 26 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 432 minutes.

Decide it for

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

The two dawns

One ghaṭī is 24 minutes. Aruṇodaya is 2 muhūrtas before sunrise.

Dawn of Sunday 25 January

Caturdaśī is absent from aruṇodaya. Not taken.

05:38 aruṇodaya beginssunrise 07:30
05:1405:3806:0206:2606:5007:1407:3808:02

0 of 112 minutes covered

Dawn of Monday 26 January

Taken. The only dawn Caturdaśī reaches.

05:38 aruṇodaya beginssunrise 07:29
05:1405:3806:0206:2606:5007:1407:3808:02

112 of 112 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 18:04 on Sun 25 Jan to 14:41 on Mon 26 Jan.

    2093-01-25T10:03:41Z → 2093-01-26T06:41:01Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:38–07:30 on the 25th, 05:38–07:29 on the 26th.

    arunodaya: prev-night-muhurta-14-15 · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 0 of 112 minutes on the 25th and 112 of 112 on the 26th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105

  4. 04

    Tie-break

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

    priority: unstated → only-day · margin 25900 s

  5. 05

    Ruling

    Yama Tarpaṇa, Baoding, 2093: Monday 26 January.

    confidence: determinate

Say it like this

In Baoding, Yama Tarpaṇa 2093 falls on Monday 26 January. Caturdaśī runs from 18:04 on Sun 25 Jan to 14:41 on Mon 26 Jan and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2093/yama-tarpana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 26 Jan
Ahargaṇa, classicalDisc centre, no refractionMon 26 Jan
compat-drikpanchangComparison profileMon 26 Jan
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/yama-tarpana · ruleset 2026.3-draft

Month
Pauṣa, amānta
Pakṣa · aṅga
Kṛṣṇa · Caturdaśī
Kāla
Aruṇodaya
Priority
Unstated
Tie-break
Longer coverage, as a boundary
Reference
CRC 1955, p. 105

“K 14 Yama tarpana (covering a period of 4 ghatikas before sunrise)” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceCaturdaśīAruṇodaya 25thCoveredAruṇodaya 26thCoveredRuled
Los Angeles02:04 → 22:4105:05109 min05:050 min25 Jan
Chicago04:04 → 00:4105:15114 min05:150 min25 Jan
Jersey City05:04 → 01:4105:19113 min05:190 min25 Jan
Port of Spain06:04 → 02:4104:5126 min04:510 min25 Jan
London10:04 → 06:4105:470 min05:4655 min26 Jan
Durban12:04 → 08:4103:570 min03:5783 min26 Jan
Dubai14:04 → 10:4105:190 min05:19105 min26 Jan
Delhi15:34 → 12:1105:260 min05:26106 min26 Jan
Kolkata15:34 → 12:1104:340 min04:34104 min26 Jan
Singapore18:04 → 14:4105:400 min05:4096 min26 Jan
Sydney21:04 → 17:4104:500 min04:5181 min26 Jan
Suva22:04 → 18:4104:210 min04:2288 min26 Jan
Profile · tradition
pac-rp@2026.1 · smarta
Rule
yama-tarpana@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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