Ruling · Ratha Saptamī · 1946

Friday 8 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 119 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 Friday 8 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 Saturday 9 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 03:31 on Fri 8 Feb to 01:29 on Sat 9 Feb.

    1946-02-07T19:31:23Z → 1946-02-08T17:28:43Z

  2. 02

    Kāla

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

    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 8th and 0 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 7145 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 1946: Friday 8 February.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 1946 falls on Friday 8 February. Saptamī runs from 03:31 on Fri 8 Feb to 01:29 on Sat 9 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1946/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 8 Feb
Ahargaṇa, classicalDisc centre, no refractionFri 8 Feb
compat-drikpanchangComparison profileFri 8 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 7thCoveredAruṇodaya 8thCoveredRuled
Los Angeles11:31 → 09:2905:000 min04:59106 min8 Feb
Chicago13:31 → 11:2905:070 min05:06110 min8 Feb
Jersey City14:31 → 12:2905:110 min05:11109 min8 Feb
Port of Spain15:31 → 13:2904:510 min04:5098 min8 Feb
London19:31 → 17:2905:340 min05:33116 min8 Feb
Durban21:31 → 19:2904:040 min04:0585 min8 Feb
Dubai23:31 → 21:2905:160 min05:16103 min8 Feb
Delhi01:01 → 22:5905:220 min05:22104 min8 Feb
Kolkata01:01 → 22:5904:320 min04:31102 min8 Feb
Singapore03:01 → 00:5905:110 min05:1296 min8 Feb
Sydney05:31 → 03:2903:590 min04:000 min8 Feb
Suva07:31 → 05:2904:270 min04:270 min9 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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