Ruling · Ratha Saptamī · 2062

Thursday 16 February

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 510 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 Thursday 16 February

Taken. The only dawn Saptamī reaches.

05:23 aruṇodaya beginssunrise 07:09
04:5905:2305:4706:1106:3506:5907:23

106 of 106 minutes covered

Dawn of Friday 17 February

Saptamī is absent from aruṇodaya. Not taken.

05:22 aruṇodaya beginssunrise 07:07
04:5805:2205:4606:1006:3406:5807:22

0 of 105 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 20:52 on Wed 15 Feb to 19:30 on Thu 16 Feb.

    2062-02-15T12:52:24Z → 2062-02-16T11:29:43Z

  2. 02

    Kāla

    Aruṇodaya is 2 muhūrtas before sunrise: 05:23–07:09 on the 16th, 05:22–07:07 on the 17th.

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

  3. 03

    Rule

    Saptamī must be present during aruṇodaya. It covers 106 of 106 minutes on the 16th and 0 of 105 on the 17th.

    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 30628 s

  5. 05

    Ruling

    Ratha Saptamī, Baoding, 2062: Thursday 16 February.

    confidence: determinate

Say it like this

In Baoding, Ratha Saptamī 2062 falls on Thursday 16 February. Saptamī runs from 20:52 on Wed 15 Feb to 19:30 on Thu 16 Feb and covers all of aruṇodaya that dawn.

ahargana.org/baoding/festivals/2062/ratha-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingThu 16 Feb
Ahargaṇa, classicalDisc centre, no refractionThu 16 Feb
compat-drikpanchangComparison profileThu 16 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 15thCoveredAruṇodaya 16thCoveredRuled
Los Angeles04:52 → 03:3004:53104 min04:530 min15 Feb
Chicago06:52 → 05:3004:590 min04:5832 min16 Feb
Jersey City07:52 → 06:3005:030 min05:0287 min16 Feb
Port of Spain08:52 → 07:3004:490 min04:4998 min16 Feb
London12:52 → 11:3005:220 min05:21112 min16 Feb
Durban14:52 → 13:3004:100 min04:1087 min16 Feb
Dubai16:52 → 15:3005:120 min05:11101 min16 Feb
Delhi18:22 → 17:0005:170 min05:16102 min16 Feb
Kolkata18:22 → 17:0004:280 min04:27101 min16 Feb
Singapore20:52 → 19:3005:410 min05:4195 min16 Feb
Sydney23:52 → 22:3005:050 min05:0686 min16 Feb
Suva00:52 → 23:3004:300 min04:3091 min16 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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