Ruling · Ratha Saptamī · 2096

Tuesday 31 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 34 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 Tuesday 31 January

Taken. The only dawn Saptamī reaches.

05:35 aruṇodaya beginssunrise 07:26
Saptamī begins 06:09:53
05:1105:3505:5906:2306:4707:1107:3507:59

76 of 111 minutes covered, the last 76

Dawn of Wednesday 1 February

Saptamī is absent from aruṇodaya. Not taken.

05:35 aruṇodaya beginssunrise 07:25
05:1105:3505:5906:2306:4707:1107:3507:59

0 of 110 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 06:10 on Tue 31 Jan to 04:05 on Wed 1 Feb.

    2096-01-30T22:09:54Z → 2096-01-31T20:04:48Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:35–07:26 on the 31st, 05:35–07:25 on the 1st.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 76 of 111 minutes on the 31st and 0 of 110 on the 1st.

    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 2068 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 2096: Tuesday 31 January.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 2096 falls on Tuesday 31 January. Saptamī runs from 06:10 on Tue 31 Jan to 04:05 on Wed 1 Feb and covers 76 of 111 minutes of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2096/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 31 Jan
Ahargaṇa, classicalDisc centre, no refractionTue 31 Jan
compat-drikpanchangComparison profileTue 31 Jan
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 30thCoveredAruṇodaya 31stCoveredRuled
Los Angeles14:10 → 12:0505:040 min05:03108 min31 Jan
Chicago16:10 → 14:0505:130 min05:12112 min31 Jan
Jersey City17:10 → 15:0505:170 min05:16111 min31 Jan
Port of Spain18:10 → 16:0504:510 min04:5199 min31 Jan
London22:10 → 20:0505:430 min05:42119 min31 Jan
Durban00:10 → 22:0504:000 min04:0084 min31 Jan
Dubai02:10 → 00:0505:190 min05:18104 min31 Jan
Delhi03:40 → 01:3505:250 min05:25106 min31 Jan
Kolkata03:40 → 01:3504:340 min04:33103 min31 Jan
Singapore06:10 → 04:0505:410 min05:4167 min31 Jan
Sydney09:10 → 07:0504:530 min04:540 min1 Feb
Suva10:10 → 08:0504:230 min04:240 min1 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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