Ruling · Ratha Saptamī · 1969

Friday 24 January

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 122 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 24 January

Taken. The only dawn Saptamī reaches.

05:39 aruṇodaya beginssunrise 07:31
05:1505:3906:0306:2706:5107:1507:3908:03

112 of 112 minutes covered

Dawn of Saturday 25 January

Saptamī is absent from aruṇodaya. Not taken.

05:39 aruṇodaya beginssunrise 07:31
05:1505:3906:0306:2706:5107:1507:3908:03

0 of 112 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 02:36 on Fri 24 Jan to 03:37 on Sat 25 Jan.

    1969-01-23T18:36:21Z → 1969-01-24T19:36:44Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:39–07:31 on the 24th, 05:39–07:31 on the 25th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 112 of 112 minutes on the 24th and 0 of 112 on the 25th.

    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 7309 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 1969: Friday 24 January.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 1969 falls on Friday 24 January. Saptamī runs from 02:36 on Fri 24 Jan to 03:37 on Sat 25 Jan and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/1969/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 24 Jan
Ahargaṇa, classicalDisc centre, no refractionFri 24 Jan
compat-drikpanchangComparison profileFri 24 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 23rdCoveredAruṇodaya 24thCoveredRuled
Los Angeles10:36 → 11:3705:060 min05:06109 min24 Jan
Chicago12:36 → 13:3705:170 min05:16114 min24 Jan
Jersey City13:36 → 14:3705:210 min05:20113 min24 Jan
Port of Spain14:36 → 15:3704:510 min04:5199 min24 Jan
London19:36 → 20:3706:490 min06:48122 min24 Jan
Durban20:36 → 21:3703:540 min03:5583 min24 Jan
Dubai22:36 → 23:3705:200 min05:20105 min24 Jan
Delhi00:06 → 01:0705:270 min05:27107 min24 Jan
Kolkata00:06 → 01:0704:340 min04:34104 min24 Jan
Singapore02:06 → 03:0705:090 min05:1096 min24 Jan
Sydney04:36 → 05:3703:470 min03:4832 min25 Jan
Suva06:36 → 07:3704:200 min04:200 min25 Jan
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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