Ruling · Yama Tarpaṇa · 2016

Sunday 7 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 178 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 7 February

Taken. The only dawn Caturdaśī reaches.

05:31 aruṇodaya beginssunrise 07:20
05:0705:3105:5506:1906:4307:0707:31

109 of 109 minutes covered

Dawn of Monday 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

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

How it was decided

  1. 01

    Aṅga

    Caturdaśī runs from 02:33 on Sun 7 Feb to 00:50 on Mon 8 Feb.

    2016-02-06T18:32:48Z → 2016-02-07T16:50:26Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:31–07:20 on the 7th, 05:30–07:19 on the 8th.

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

  3. 03

    Rule

    Caturdaśī must be present during aruṇodaya. It covers 109 of 109 minutes on the 7th and 0 of 108 on the 8th.

    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 10694 s

  5. 05

    Ruling

    Yama Tarpaṇa, Baoding, 2016: Sunday 7 February.

    confidence: determinate

Say it like this

In Baoding, Yama Tarpaṇa 2016 falls on Sunday 7 February. Caturdaśī runs from 02:33 on Sun 7 Feb to 00:50 on Mon 8 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2016/yama-tarpana · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 7 Feb
Ahargaṇa, classicalDisc centre, no refractionSun 7 Feb
compat-drikpanchangComparison profileSun 7 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 6thCoveredAruṇodaya 7thCoveredRuled
Los Angeles10:33 → 08:5005:000 min04:59106 min7 Feb
Chicago12:33 → 10:5005:080 min05:07110 min7 Feb
Jersey City13:33 → 11:5005:120 min05:11110 min7 Feb
Port of Spain14:33 → 12:5004:510 min04:5098 min7 Feb
London18:33 → 16:5005:350 min05:34116 min7 Feb
Durban20:33 → 18:5004:040 min04:0485 min7 Feb
Dubai22:33 → 20:5005:160 min05:16103 min7 Feb
Delhi00:03 → 22:2005:220 min05:22104 min7 Feb
Kolkata00:03 → 22:2004:320 min04:31102 min7 Feb
Singapore02:33 → 00:5005:410 min05:4196 min7 Feb
Sydney05:33 → 03:5004:580 min04:5949 min7 Feb
Suva06:33 → 04:5004:260 min04:260 min8 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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