Ruling · Ratha Saptamī · 2041

Thursday 7 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 558 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 7 February

Taken. The only dawn Saptamī reaches.

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

109 of 109 minutes covered

Dawn of Friday 8 February

Saptamī is absent from aruṇodaya. Not taken.

05:30 aruṇodaya beginssunrise 07:18
05:0605:3005:5406:1806:4207:0607:30

0 of 108 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 20:12 on Wed 6 Feb to 19:39 on Thu 7 Feb.

    2041-02-06T12:12:05Z → 2041-02-07T11:38:31Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:30–07:19 on the 7th, 05:30–07:18 on the 8th.

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

  3. 03

    Rule

    Saptamī 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 33494 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 2041: Thursday 7 February.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 2041 falls on Thursday 7 February. Saptamī runs from 20:12 on Wed 6 Feb to 19:39 on Thu 7 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2041/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 7 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 7 Feb
compat-drikpanchangComparison profileThu 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/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 6thCoveredAruṇodaya 7thCoveredRuled
Los Angeles04:12 → 03:3904:59106 min04:590 min6 Feb
Chicago06:12 → 05:3905:0745 min05:0632 min6 Feb
Jersey City07:12 → 06:3905:110 min05:1188 min7 Feb
Port of Spain08:12 → 07:3904:500 min04:5098 min7 Feb
London12:12 → 11:3905:340 min05:33116 min7 Feb
Durban14:12 → 13:3904:040 min04:0585 min7 Feb
Dubai16:12 → 15:3905:160 min05:16103 min7 Feb
Delhi17:42 → 17:0905:220 min05:21104 min7 Feb
Kolkata17:42 → 17:0904:310 min04:31102 min7 Feb
Singapore20:12 → 19:3905:410 min05:4196 min7 Feb
Sydney23:12 → 22:3904:590 min04:5984 min7 Feb
Suva00:12 → 23:3904:260 min04:2790 min7 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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