Ruling · Ratha Saptamī · 2016

Sunday 14 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 25 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 14 February

Taken. The only dawn Saptamī reaches.

05:25 aruṇodaya beginssunrise 07:12
Saptamī begins 06:46:53
05:0105:2505:4906:1306:3707:0107:25

25 of 107 minutes covered, the last 25

Dawn of Monday 15 February

Saptamī is absent from aruṇodaya. Not taken.

05:25 aruṇodaya beginssunrise 07:11
05:0105:2505:4906:1306:3707:0107:25

0 of 106 minutes covered

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

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 06:47 on Sun 14 Feb to 04:42 on Mon 15 Feb.

    2016-02-13T22:46:54Z → 2016-02-14T20:41:33Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:25–07:12 on the 14th, 05:25–07:11 on the 15th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 25 of 107 minutes on the 14th and 0 of 106 on the 15th.

    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 1510 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 2016: Sunday 14 February.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 2016 falls on Sunday 14 February. Saptamī runs from 06:47 on Sun 14 Feb to 04:42 on Mon 15 Feb and covers 25 of 107 minutes of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2016/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Feb
Ahargaṇa, classicalDisc centre, no refractionSun 14 Feb
compat-drikpanchangComparison profileSun 14 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/ratha-saptami · ruleset 2026.3-draft

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

“S 7 Ratha saptami (covering 4 ghatikas before sunrise), Acala saptami, Vidhana saptami, Arogya saptami [purvaviddha].” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 105.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīAruṇodaya 13thCoveredAruṇodaya 14thCoveredRuled
Los Angeles14:47 → 12:4204:550 min04:55105 min14 Feb
Chicago16:47 → 14:4205:020 min05:01108 min14 Feb
Jersey City17:47 → 15:4205:060 min05:05107 min14 Feb
Port of Spain18:47 → 16:4204:490 min04:4998 min14 Feb
London22:47 → 20:4205:260 min05:25113 min14 Feb
Durban00:47 → 22:4204:080 min04:0987 min14 Feb
Dubai02:47 → 00:4205:130 min05:13102 min14 Feb
Delhi04:17 → 02:1205:190 min05:18103 min14 Feb
Kolkata04:17 → 02:1204:290 min04:29101 min14 Feb
Singapore06:47 → 04:4205:410 min05:4130 min14 Feb
Sydney09:47 → 07:4205:030 min05:040 min15 Feb
Suva10:47 → 08:4204:290 min04:290 min15 Feb
Profile · tradition
pac-rp@2026.1 · smarta
Rule
ratha-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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