Ruling · Vivasvat Saptamī · 2098

Saturday 5 July

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 23 minutes.

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 Friday 4 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 Saturday 5 July

Taken. The only midday Saptamī reaches.

madhyāhna begins 11:59  12:47 madhyāhna ends
Saptamī ends 13:10:42
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 14:53 on Fri 4 Jul to 13:11 on Sat 5 Jul.

    2098-07-04T06:53:21Z → 2098-07-05T05:10:42Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:59–12:47 on the 4th, 11:59–12:47 on the 5th.

    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 4th and 48 of 48 on the 5th.

    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 1407 s

  5. 05

    Ruling

    Vivasvat Saptamī, Baoding, 2098: Saturday 5 July.

    confidence: determinate

Say it like this

In Baoding, Vivasvat Saptamī 2098 falls on Saturday 5 July. Saptamī runs from 14:53 on Fri 4 Jul to 13:11 on Sat 5 Jul and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2098/vivasvat-saptami · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSat 5 Jul
Ahargaṇa, classicalDisc centre, no refractionSat 5 Jul
compat-drikpanchangComparison profileSat 5 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 4thCoveredMadhyāhna 5thCoveredRuled
Los Angeles23:53 → 22:1112:3448 min12:340 min4 Jul
Chicago01:53 → 00:1112:3248 min12:320 min4 Jul
Jersey City02:53 → 01:1112:3748 min12:370 min4 Jul
Port of Spain02:53 → 01:1111:4748 min11:470 min4 Jul
London07:53 → 06:1112:4148 min12:420 min4 Jul
Durban08:53 → 07:1111:3748 min11:370 min4 Jul
Dubai10:53 → 09:1112:0048 min12:000 min4 Jul
Delhi12:23 → 10:4112:0227 min12:020 min4 Jul
Kolkata12:23 → 10:4111:180 min11:180 min5 Jul
Singapore14:53 → 13:1112:460 min12:4625 min5 Jul
Sydney16:53 → 15:1111:360 min11:3648 min5 Jul
Suva18:53 → 17:1111:470 min11:4848 min5 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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