Ruling · Vivasvat Saptamī · 1967

Friday 14 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 9 min 34 s.

Decide it for

BaodingDelhiKolkataSingaporeSydneyJersey City

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 13 July

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 12:00  12:48 madhyāhna ends
11:1211:3612:0012:2412:4813:1213:36

0 of 48 minutes covered

Midday of Friday 14 July

Taken. The only midday Saptamī reaches.

madhyāhna begins 12:00  12:48 madhyāhna ends
Saptamī ends 12:57:11
11:1211:3612:0012:2412:4813:1213:36

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 15:05 on Thu 13 Jul to 12:57 on Fri 14 Jul.

    1967-07-13T07:05:27Z → 1967-07-14T04:57:12Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 12:00–12:48 on the 13th, 12:00–12:48 on the 14th.

    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 13th and 48 of 48 on the 14th.

    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 574 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 1967: Friday 14 July.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 1967 falls on Friday 14 July. Saptamī runs from 15:05 on Thu 13 Jul to 12:57 on Fri 14 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1967/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 14 Jul
Ahargaṇa, classicalDisc centre, no refractionFri 14 Jul
compat-drikpanchangComparison profileFri 14 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 13thCoveredMadhyāhna 14thCoveredRuled
Los Angeles00:05 → 21:5712:3448 min12:350 min13 Jul
Chicago02:05 → 23:5712:3248 min12:320 min13 Jul
Jersey City03:05 → 00:5712:3848 min12:380 min13 Jul
Port of Spain03:05 → 00:5711:4848 min11:480 min13 Jul
London08:05 → 05:5712:4248 min12:420 min13 Jul
Durban09:05 → 06:5711:3848 min11:380 min13 Jul
Dubai11:05 → 08:5712:0048 min12:000 min13 Jul
Delhi12:35 → 10:2712:0315 min12:030 min13 Jul
Kolkata12:35 → 10:2711:180 min11:180 min14 Jul
Singapore14:35 → 12:2712:160 min12:1611 min14 Jul
Sydney17:05 → 14:5711:370 min11:3748 min14 Jul
Suva19:05 → 16:5711:480 min11:4848 min14 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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