Ruling · Skanda Ṣaṣṭhī · 1975

Monday 8 December

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 261 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 Monday 8 December

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

48 of 48 minutes covered

Midday of Tuesday 9 December

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:46  12:34 madhyāhna ends
10:5811:2211:4612:1012:3412:5813:22

0 of 48 minutes covered

Ṣaṣṭhī presentMadhyāhna, the window the rule readsThe instant the tithi begins or ends

How it was decided

  1. 01

    Aṅga

    Ṣaṣṭhī runs from 05:57 on Mon 8 Dec to 07:25 on Tue 9 Dec.

    1975-12-07T21:57:06Z → 1975-12-08T23:25:04Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:46–12:34 on the 8th, 11:46–12:34 on the 9th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 48 of 48 minutes on the 8th and 0 of 48 on the 9th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104

  4. 04

    Tie-break

    Only one midday qualifies. No tie-break is needed.

    priority: purvaviddha → only-day · margin 15660 s

  5. 05

    Ruling

    Skanda Ṣaṣṭhī, Baoding, 1975: Monday 8 December.

    confidence: determinate

Say it like this

In Baoding, Skanda Ṣaṣṭhī 1975 falls on Monday 8 December. Ṣaṣṭhī runs from 05:57 on Mon 8 Dec to 07:25 on Tue 9 Dec and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/1975/skanda-shashthi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 8 Dec
Ahargaṇa, classicalDisc centre, no refractionMon 8 Dec
compat-drikpanchangComparison profileMon 8 Dec
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/skanda-shashthi · ruleset 2026.3-draft

Month
Mārgaśīrṣa, amānta
Pakṣa · aṅga
Śukla · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Pūrvaviddhā
Tie-break
First day
Reference
CRC 1955, p. 104

“S 6 Campa sasthi (Maharashtra) (paraviddha). (Special when combined with naksatra Satabhisaj, yoga Vyatipata and Sunday), Skanda sasthi (purvaviddha), Guha sasthi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 104.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 7thCoveredMadhyāhna 8thCoveredRuled
Los Angeles13:57 → 15:2511:200 min11:2148 min8 Dec
Chicago15:57 → 17:2511:180 min11:1848 min8 Dec
Jersey City16:57 → 18:2511:240 min11:2448 min8 Dec
Port of Spain17:57 → 19:2511:330 min11:3448 min8 Dec
London21:57 → 23:2511:280 min11:2848 min8 Dec
Durban23:57 → 01:2511:230 min11:2448 min8 Dec
Dubai01:57 → 03:2511:460 min11:4648 min8 Dec
Delhi03:27 → 04:5511:480 min11:4948 min8 Dec
Kolkata03:27 → 04:5511:040 min11:0448 min8 Dec
Singapore05:27 → 06:5512:020 min12:0248 min8 Dec
Sydney08:57 → 10:2512:220 min12:2348 min8 Dec
Suva09:57 → 11:2511:330 min11:3448 min8 Dec
Profile · tradition
pac-rp@2026.1 · smarta
Rule
skanda-shashthi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa