Ruling · Vivasvat Saptamī · 2008

Wednesday 9 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 631 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 Tuesday 8 July

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

0 of 48 minutes covered

Midday of Wednesday 9 July

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
11:1111:3511:5912:2312:4713:1113:35

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 23:19 on Tue 8 Jul to 23:59 on Wed 9 Jul.

    2008-07-08T15:18:33Z → 2008-07-09T15:59:10Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 8th, 11:59–12:47 on the 9th.

    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 8th and 48 of 48 on the 9th.

    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 37886 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 2008: Wednesday 9 July.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 2008 falls on Wednesday 9 July. Saptamī runs from 23:19 on Tue 8 Jul to 23:59 on Wed 9 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2008/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 9 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 9 Jul
compat-drikpanchangComparison profileWed 9 Jul
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 8thCoveredMadhyāhna 9thCoveredRuled
Los Angeles08:19 → 08:5912:3448 min12:340 min8 Jul
Chicago10:19 → 10:5912:3248 min12:320 min8 Jul
Jersey City11:19 → 11:5912:3748 min12:370 min8 Jul
Port of Spain11:19 → 11:5911:4748 min11:4712 min8 Jul
London16:19 → 16:5912:410 min12:4248 min9 Jul
Durban17:19 → 17:5911:370 min11:3748 min9 Jul
Dubai19:19 → 19:5912:000 min12:0048 min9 Jul
Delhi20:49 → 21:2912:020 min12:0248 min9 Jul
Kolkata20:49 → 21:2911:180 min11:1848 min9 Jul
Singapore23:19 → 23:5912:460 min12:4648 min9 Jul
Sydney01:19 → 01:5911:360 min11:3648 min9 Jul
Suva03:19 → 03:5911:470 min11:4848 min9 Jul
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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