Ruling · Vivasvat Saptamī · 1939

Friday 23 June

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 493 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 Friday 23 June

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

48 of 48 minutes covered

Midday of Saturday 24 June

Saptamī is absent from madhyāhna. Not taken.

madhyāhna begins 11:56  12:44 madhyāhna ends
11:0811:3211:5612:2012:4413:0813:32

0 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 03:43 on Fri 23 Jun to 01:31 on Sat 24 Jun.

    1939-06-22T19:42:57Z → 1939-06-23T17:31:00Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:56–12:44 on the 23rd, 11:56–12:44 on the 24th.

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

  3. 03

    Rule

    Saptamī must be present during madhyāhna. It covers 48 of 48 minutes on the 23rd and 0 of 48 on the 24th.

    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 29580 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 1939: Friday 23 June.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 1939 falls on Friday 23 June. Saptamī runs from 03:43 on Fri 23 Jun to 01:31 on Sat 24 Jun and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1939/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingFri 23 Jun
Ahargaṇa, classicalDisc centre, no refractionFri 23 Jun
compat-drikpanchangComparison profileFri 23 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 22ndCoveredMadhyāhna 23rdCoveredRuled
Los Angeles11:43 → 09:3111:3136 min11:310 min22 Jun
Chicago14:43 → 12:3112:280 min12:292 min23 Jun
Jersey City15:43 → 13:3112:340 min12:3448 min23 Jun
Port of Spain15:43 → 13:3111:440 min11:4448 min23 Jun
London20:43 → 18:3112:380 min12:3848 min23 Jun
Durban21:43 → 19:3111:340 min11:3448 min23 Jun
Dubai23:43 → 21:3111:560 min11:5748 min23 Jun
Delhi01:13 → 23:0111:590 min11:5948 min23 Jun
Kolkata01:13 → 23:0111:140 min11:1448 min23 Jun
Singapore03:03 → 00:5112:020 min12:0248 min23 Jun
Sydney05:43 → 03:3111:330 min11:3348 min23 Jun
Suva07:43 → 05:3111:440 min11:4448 min23 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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