Ruling · Ratha Saptamī · 2025

Tuesday 4 February

Determinatein Ujjain, under the Rashtriya Panchang method. Clear of every threshold by 45 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 Tuesday 4 February

Taken. The only dawn Saptamī reaches.

05:23 aruṇodaya beginssunrise 07:06
04:5905:2305:4706:1106:3506:5907:23

103 of 103 minutes covered

Dawn of Wednesday 5 February

Saptamī is absent from aruṇodaya. Not taken.

05:23 aruṇodaya beginssunrise 07:05
04:5905:2305:4706:1106:3506:5907:23

0 of 103 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 04:38 on Tue 4 Feb to 02:31 on Wed 5 Feb.

    2025-02-03T23:07:43Z → 2025-02-04T21:01:16Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:23–07:06 on the 4th, 05:23–07:05 on the 5th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 103 of 103 minutes on the 4th and 0 of 103 on the 5th.

    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 2721 s

  5. 05

    Ruling

    Ratha Saptamī, Ujjain, 2025: Tuesday 4 February.

    confidence: determinate

Say it like this

In Ujjain, Ratha Saptamī 2025 falls on Tuesday 4 February. Saptamī runs from 04:38 on Tue 4 Feb to 02:31 on Wed 5 Feb and covers all of aruṇodaya that dawn.

ahargana.org/ujjain/festivals/2025/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 4 Feb
Ahargaṇa, classicalDisc centre, no refractionTue 4 Feb
compat-drikpanchangComparison profileTue 4 Feb
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 3rdCoveredAruṇodaya 4thCoveredRuled
Los Angeles15:08 → 13:0105:010 min05:01107 min4 Feb
Chicago17:08 → 15:0105:100 min05:09111 min4 Feb
Jersey City18:08 → 16:0105:140 min05:13110 min4 Feb
Port of Spain19:08 → 17:0104:510 min04:5198 min4 Feb
London23:08 → 21:0105:380 min05:37117 min4 Feb
Durban01:08 → 23:0104:020 min04:0385 min4 Feb
Dubai03:08 → 01:0105:170 min05:17103 min4 Feb
Delhi04:38 → 02:3105:230 min05:23105 min4 Feb
Kolkata04:38 → 02:3104:320 min04:3297 min4 Feb
Singapore07:08 → 05:0105:410 min05:419 min4 Feb
Sydney10:08 → 08:0104:560 min04:570 min5 Feb
Suva11:08 → 09:0104:250 min04:260 min5 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