Ruling · Sūrya Ṣaṣṭhī (Bhādrapada) · 2004

Monday 20 September

Determinatein Baoding, under the Rashtriya Panchang method. Clear of every threshold by 147 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 Sunday 19 September

Ṣaṣṭhī is absent from madhyāhna. Not taken.

madhyāhna begins 11:48  12:36 madhyāhna ends
11:0011:2411:4812:1212:3613:0013:24

0 of 48 minutes covered

Midday of Monday 20 September

Taken. The only midday Ṣaṣṭhī reaches.

madhyāhna begins 11:47  12:35 madhyāhna ends
10:5911:2311:4712:1112:3512:5913:23

48 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 16:55 on Sun 19 Sep to 15:02 on Mon 20 Sep.

    2004-09-19T08:55:10Z → 2004-09-20T07:01:50Z

  2. 02

    Kāla

    Madhyāhna is 1 ghaṭikā either side of midday: 11:48–12:36 on the 19th, 11:47–12:35 on the 20th.

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

  3. 03

    Rule

    Ṣaṣṭhī must be present during madhyāhna. It covers 0 of 48 minutes on the 19th and 48 of 48 on the 20th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103

  4. 04

    Tie-break

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

    priority: paraviddha → only-day · margin 8795 s

  5. 05

    Ruling

    Sūrya Ṣaṣṭhī (Bhādrapada), Baoding, 2004: Monday 20 September.

    confidence: determinate

Say it like this

In Baoding, Sūrya Ṣaṣṭhī (Bhādrapada) 2004 falls on Monday 20 September. Ṣaṣṭhī runs from 16:55 on Sun 19 Sep to 15:02 on Mon 20 Sep and covers all of madhyāhna that midday.

ahargana.org/baoding/festivals/2004/surya-shashthi-bhadrapada · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingMon 20 Sep
Ahargaṇa, classicalDisc centre, no refractionMon 20 Sep
compat-drikpanchangComparison profileMon 20 Sep
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/surya-shashthi-bhadrapada · ruleset 2026.3-draft

Month
Bhādrapada, amānta
Pakṣa · aṅga
Śukla · Ṣaṣṭhī
Kāla
Madhyāhna
Priority
Paraviddhā
Tie-break
Second day
Reference
CRC 1955, p. 103

“S 6 Surya sasthi (paraviddha), Lolarka sasthi” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 103.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceṢaṣṭhīMadhyāhna 19thCoveredMadhyāhna 20thCoveredRuled
Los Angeles01:55 → 00:0212:2248 min12:220 min19 Sep
Chicago03:55 → 02:0212:2048 min12:190 min19 Sep
Jersey City04:55 → 03:0212:2648 min12:250 min19 Sep
Port of Spain04:55 → 03:0211:3648 min11:350 min19 Sep
London09:55 → 08:0212:3048 min12:290 min19 Sep
Durban10:55 → 09:0211:2648 min11:250 min19 Sep
Dubai12:55 → 11:0211:480 min11:480 min20 Sep
Delhi14:25 → 12:3211:510 min11:5042 min20 Sep
Kolkata14:25 → 12:3211:060 min11:0648 min20 Sep
Singapore16:55 → 15:0212:340 min12:3448 min20 Sep
Sydney18:55 → 17:0211:250 min11:2548 min20 Sep
Suva20:55 → 19:0211:360 min11:3648 min20 Sep
Profile · tradition
pac-rp@2026.1 · smarta
Rule
surya-shashthi-bhadrapada@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

About Ahargaṇa