Ruling · Ratha Saptamī · 2046

Tuesday 13 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 386 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 13 February

Taken. The only dawn Saptamī reaches.

05:26 aruṇodaya beginssunrise 07:12
05:0205:2605:5006:1406:3807:0207:26

107 of 107 minutes covered

Dawn of Wednesday 14 February

Saptamī is absent from aruṇodaya. Not taken.

05:25 aruṇodaya beginssunrise 07:11
05:0105:2505:4906:1306:3707:0107:25

0 of 106 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 21:45 on Mon 12 Feb to 22:59 on Tue 13 Feb.

    2046-02-12T13:45:14Z → 2046-02-13T14:59:11Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:26–07:12 on the 13th, 05:25–07:11 on the 14th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 107 of 107 minutes on the 13th and 0 of 106 on the 14th.

    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 23132 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 2046: Tuesday 13 February.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 2046 falls on Tuesday 13 February. Saptamī runs from 21:45 on Mon 12 Feb to 22:59 on Tue 13 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2046/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingTue 13 Feb
Ahargaṇa, classicalDisc centre, no refractionTue 13 Feb
compat-drikpanchangComparison profileTue 13 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 12thCoveredAruṇodaya 13thCoveredRuled
Los Angeles05:45 → 06:5904:5655 min04:55105 min13 Feb
Chicago07:45 → 08:5905:020 min05:01108 min13 Feb
Jersey City08:45 → 09:5905:060 min05:05107 min13 Feb
Port of Spain09:45 → 10:5904:490 min04:4998 min13 Feb
London13:45 → 14:5905:270 min05:25113 min13 Feb
Durban15:45 → 16:5904:080 min04:0887 min13 Feb
Dubai17:45 → 18:5905:130 min05:13102 min13 Feb
Delhi19:15 → 20:2905:190 min05:18103 min13 Feb
Kolkata19:15 → 20:2904:290 min04:29101 min13 Feb
Singapore21:45 → 22:5905:410 min05:4195 min13 Feb
Sydney00:45 → 01:5905:030 min05:0385 min13 Feb
Suva01:45 → 02:5904:280 min04:2990 min13 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

About Ahargaṇa