Ruling · Yama Tarpaṇa · 2024

Friday 9 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 195 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 Thursday 8 February

Caturdaśī is absent from aruṇodaya. Not taken.

05:30 aruṇodaya beginssunrise 07:19
05:0605:3005:5406:1806:4207:0607:30

0 of 108 minutes covered

Dawn of Friday 9 February

Taken. The only dawn Caturdaśī reaches.

05:29 aruṇodaya beginssunrise 07:18
05:0505:2905:5306:1706:4107:0507:29

108 of 108 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 13:48 on Thu 8 Feb to 10:33 on Fri 9 Feb.

    2024-02-08T05:47:39Z → 2024-02-09T02:32:52Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:30–07:19 on the 8th, 05:29–07:18 on the 9th.

    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 108 minutes on the 8th and 108 of 108 on the 9th.

    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 11714 s

  5. 05

    Ruling

    Yama Tarpaṇa, Baoding, 2024: Friday 9 February.

    confidence: determinate

Say it like this

In Baoding, Yama Tarpaṇa 2024 falls on Friday 9 February. Caturdaśī runs from 13:48 on Thu 8 Feb to 10:33 on Fri 9 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2024/yama-tarpana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 9 Feb
Ahargaṇa, classicalDisc centre, no refractionFri 9 Feb
compat-drikpanchangComparison profileFri 9 Feb
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 8thCoveredAruṇodaya 9thCoveredRuled
Los Angeles21:48 → 18:3304:59106 min04:580 min8 Feb
Chicago23:48 → 20:3305:06110 min05:050 min8 Feb
Jersey City00:48 → 21:3305:10109 min05:100 min8 Feb
Port of Spain01:48 → 22:3304:5098 min04:500 min8 Feb
London05:48 → 02:3305:33101 min05:310 min8 Feb
Durban07:48 → 04:3304:050 min04:0627 min9 Feb
Dubai09:48 → 06:3305:160 min05:1578 min9 Feb
Delhi11:18 → 08:0305:210 min05:21104 min9 Feb
Kolkata11:18 → 08:0304:310 min04:31102 min9 Feb
Singapore13:48 → 10:3305:410 min05:4196 min9 Feb
Sydney16:48 → 13:3304:590 min05:0084 min9 Feb
Suva17:48 → 14:3304:270 min04:2790 min9 Feb
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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