Ruling · Ratha Saptamī · 2026

Sunday 25 January

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 285 minutes.

Decide it for

23°11′ N 75°47′ E · Asia/Kolkata · GeoNames 1253914

The two dawns

One ghaṭī is 24 minutes. Aruṇodaya is 2 muhūrtas before sunrise.

Dawn of Sunday 25 January

Taken. The only dawn Saptamī reaches.

05:25 aruṇodaya beginssunrise 07:09
05:0105:2505:4906:1306:3707:0107:25

104 of 104 minutes covered

Dawn of Monday 26 January

Saptamī is absent from aruṇodaya. Not taken.

05:25 aruṇodaya beginssunrise 07:09
05:0105:2505:4906:1306:3707:0107:25

0 of 104 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 00:40 on Sun 25 Jan to 23:11 on Sun 25 Jan.

    2026-01-24T19:10:28Z → 2026-01-25T17:40:48Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:25–07:09 on the 25th, 05:25–07:09 on the 26th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 104 of 104 minutes on the 25th and 0 of 104 on the 26th.

    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 17087 s

  5. 05

    Ruling

    Ratha Saptamī, Ujjain, 2026: Sunday 25 January.

    confidence: determinate

Say it like this

In Ujjain, Ratha Saptamī 2026 falls on Sunday 25 January. Saptamī runs from 00:40 on Sun 25 Jan to 23:11 on Sun 25 Jan and covers all of aruṇodaya that dawn.

ahargana.org/ujjain/festivals/2026/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 25 Jan
Ahargaṇa, classicalDisc centre, no refractionSun 25 Jan
compat-drikpanchangComparison profileSun 25 Jan
No institution has a recorded ruling for Ujjain.

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 24thCoveredAruṇodaya 25thCoveredRuled
Los Angeles11:10 → 09:4105:060 min05:05109 min25 Jan
Chicago13:10 → 11:4105:160 min05:16114 min25 Jan
Jersey City14:10 → 12:4105:200 min05:19113 min25 Jan
Port of Spain15:10 → 13:4104:510 min04:5199 min25 Jan
London19:10 → 17:4105:480 min05:47122 min25 Jan
Durban21:10 → 19:4103:550 min03:5683 min25 Jan
Dubai23:10 → 21:4105:200 min05:19105 min25 Jan
Delhi00:40 → 23:1105:260 min05:26107 min25 Jan
Kolkata00:40 → 23:1104:340 min04:34104 min25 Jan
Singapore03:10 → 01:4105:390 min05:4096 min25 Jan
Sydney06:10 → 04:4104:480 min04:490 min25 Jan
Suva07:10 → 05:4104:200 min04:210 min26 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