Ruling · Vivasvat Saptamī · 1927

Wednesday 6 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 283 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 5 July

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

0 of 48 minutes covered

Midday of Wednesday 6 July

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:58  12:46 madhyāhna ends
11:1011:3411:5812:2212:4613:1013:34

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 17:29 on Tue 5 Jul to 19:42 on Wed 6 Jul.

    1927-07-05T09:29:19Z → 1927-07-06T11:42:09Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:58–12:46 on the 5th, 11:58–12:46 on the 6th.

    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 5th and 48 of 48 on the 6th.

    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 16985 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 1927: Wednesday 6 July.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 1927 falls on Wednesday 6 July. Saptamī runs from 17:29 on Tue 5 Jul to 19:42 on Wed 6 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1927/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingWed 6 Jul
Ahargaṇa, classicalDisc centre, no refractionWed 6 Jul
compat-drikpanchangComparison profileWed 6 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 5thCoveredMadhyāhna 6thCoveredRuled
Los Angeles01:29 → 03:4211:3348 min11:330 min5 Jul
Chicago04:29 → 06:4212:3148 min12:310 min5 Jul
Jersey City05:29 → 07:4212:3648 min12:370 min5 Jul
Port of Spain05:29 → 07:4211:4648 min11:470 min5 Jul
London10:29 → 12:4212:4148 min12:411 min5 Jul
Durban11:29 → 13:4211:3648 min11:3648 min5 Jul
Dubai13:29 → 15:4211:590 min11:5948 min6 Jul
Delhi14:59 → 17:1212:010 min12:0148 min6 Jul
Kolkata14:59 → 17:1211:170 min11:1748 min6 Jul
Singapore16:29 → 18:4211:450 min11:4548 min6 Jul
Sydney19:29 → 21:4211:350 min11:3648 min6 Jul
Suva21:29 → 23:4211:460 min11:4748 min6 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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