Ruling · Vivasvat Saptamī · 2004

Friday 25 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 139 minutes.

Decide it for

38°52′ N 115°28′ E · Asia/Shanghai · GeoNames 1816971

The two middays

One ghaṭī is 24 minutes. Madhyāhna is 1 ghaṭikā either side of midday.

Midday of Thursday 24 June

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

0 of 48 minutes covered

Midday of Friday 25 June

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:57  12:45 madhyāhna ends
11:0911:3311:5712:2112:4513:0913:33

48 of 48 minutes covered

Saptamī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Saptamī runs from 15:04 on Thu 24 Jun to 15:16 on Fri 25 Jun.

    2004-06-24T07:03:57Z → 2004-06-25T07:16:29Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:57–12:45 on the 24th, 11:57–12:45 on the 25th.

    madhyahna: midday-pm-1-ghatika · sunrise and sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 0 of 48 minutes on the 24th and 48 of 48 on the 25th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 8364 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 2004: Friday 25 June.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 2004 falls on Friday 25 June. Saptamī runs from 15:04 on Thu 24 Jun to 15:16 on Fri 25 Jun and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2004/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 25 Jun
Ahargaṇa, classicalDisc centre, no refractionFri 25 Jun
compat-drikpanchangComparison profileFri 25 Jun
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/vivasvat-saptami · ruleset 2026.3-draft

Month
Āṣāḍha, amānta
Pakṣa · aṅga
Śukla · Saptamī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 102

“S 7 Vivasvat saptami (purvaviddha).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 102.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSaptamīMadhyāhna 24thCoveredMadhyāhna 25thCoveredRuled
Los Angeles00:04 → 00:1612:3248 min12:320 min24 Jun
Chicago02:04 → 02:1612:2948 min12:290 min24 Jun
Jersey City03:04 → 03:1612:3548 min12:350 min24 Jun
Port of Spain03:04 → 03:1611:4548 min11:450 min24 Jun
London08:04 → 08:1612:3948 min12:390 min24 Jun
Durban09:04 → 09:1611:3448 min11:350 min24 Jun
Dubai11:04 → 11:1611:5748 min11:570 min24 Jun
Delhi12:34 → 12:4612:0014 min12:0047 min24 Jun
Kolkata12:34 → 12:4611:150 min11:1548 min25 Jun
Singapore15:04 → 15:1612:430 min12:4348 min25 Jun
Sydney17:04 → 17:1611:340 min11:3448 min25 Jun
Suva19:04 → 19:1611:450 min11:4548 min25 Jun
Profile · tradition
pac-rp@2026.1 · smarta
Rule
vivasvat-saptami@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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