Ruling · Bhogi · 2085

Sunday 14 January

Determinatein Chattogram, under the Rashtriya Panchang method. Kept the day before Pongal, Mon 15 Jan. Clear of every threshold by 75 minutes.

Decide it for

22°20′ N 91°50′ E · Asia/Dhaka · GeoNames 1205733

The two days

A tick is five ghaṭīs, two hours. The day is counted from the sunset before it to its own sunset.

Day of Sunday 14 January

The transit does not fall in this day. Not taken.

17:29 sunset beforesunset 17:29
Sun enters Makara 18:44:19
17:0521:0501:0505:0509:0513:0517:05

Does not fall in this day

Day of Monday 15 January

Taken for Pongal. The transit falls in this day. Bhogi is the day before.

17:29 sunset beforesunset 17:30
Sun enters Makara 18:44:19
17:0521:0501:0505:0509:0513:0517:05

Falls in this day

The day, the window the rule readsThe instant the Sun enters Makara

How it was decided

  1. 01

    Aṅga

    The Sun enters Makara at 18:44 on Sun 14 Jan.

    2085-01-14T12:44:19Z · nirayana, lahiri-iae1985

  2. 02

    Kāla

    The day is counted from the sunset before it to its own sunset: the day of the 14th ends at 17:29, and the day of the 15th ends at 17:30.

    sunset-day: sunset-to-sunset · sunset: upper limb, 31′ + 16′

  3. 03

    Rule

    The festival is kept on the day of the transit, the day counted from the sunset before it: a transit after sunset belongs to the next day. The transit falls between the sunsets of the 14th and the 15th.

    Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106

  4. 04

    Tie-break

    An instant falls in one day and no other. No tie-break is needed.

    day counted from sunset → only-day · margin 4507 s

  5. 05

    Counted

    Bhogi is kept the day before Pongal: Monday 15 January is the day taken above.

    follows: pongal − 1 d

  6. 06

    Ruling

    Bhogi, Chattogram, 2085: Sunday 14 January.

    confidence: determinate

Say it like this

In Chattogram, Bhogi 2085 falls on Sunday 14 January. It is kept the day before Pongal, which falls on Monday 15 January. The Sun enters Makara at 18:44 on Sun 14 Jan. The rule counts the day from sunset to sunset, and the transit falls between the sunsets of the 14th and the 15th. Counted from midnight, or counted from sunrise, as in Orissa, it is 13 January.

ahargana.org/chattogram/festivals/2085/bhogi · pac-rp@2026.1

Who says what

AuthorityKindDate
Ahargaṇa, pac-rpThis rulingSun 14 Jan
Ahargaṇa, classicalDisc centre, no refractionSun 14 Jan
compat-drikpanchangComparison profileSun 14 Jan
Counted from midnightCRC 1955, p. 106Sat 13 Jan
Counted from sunrise (the Orissa rule)CRC 1955, p. 244Sat 13 Jan
No institution has a recorded ruling for Chattogram.

Institutional rulings are recorded with a source address, and are never edited to agree.

The rule, as data

/rules/bhogi · ruleset 2026.3-draft

Sign entered
Makara
Zodiac
Nirayana
Ayanāṃśa
lahiri-iae1985
Day counted from
Sunset
Tie-break
None: an instant
Kept
The day before Pongal

“Makaradi — Makaradi snana, Magh Bihu (Assam), Tila samkranti, Pongal (S. India), Bhogi (S. India — on the day before Pongal), Mattu Pongal (S. India — on the day after Pongal).” Calendar Reform Committee 1955, General Rules for Religious Festivals, p. 106. “The Tamil rule: In the Tamil districts the rule is that when a samkranti takes place before sunset, the month begins on the same day, while if it takes place after sunset the month begins on the following day.” Calendar Reform Committee 1955, Rules of Samkranti, p. 244.

The same rule, elsewhere

Twelve places, west to east. Local clock times.

PlaceSun enters MakaraSunset before 14thCoveredSunset before 15thCoveredRuled
Los Angeles04:4417:06falls17:07no13 Jan
Chicago06:4416:43falls16:44no13 Jan
Jersey City07:4416:52falls16:53no13 Jan
Port of Spain08:4418:02falls18:02no13 Jan
London12:4416:19falls16:20no13 Jan
Durban14:4419:01falls19:00no13 Jan
Dubai16:4417:50falls17:50no13 Jan
Delhi18:1417:45no17:46falls14 Jan
Kolkata18:1417:12no17:13falls14 Jan
Singapore20:4419:15no19:15falls14 Jan
Sydney23:4420:09no20:09falls14 Jan
Suva00:4418:48no18:48falls14 Jan
Profile · tradition
pac-rp@2026.1 · smarta
Rule
bhogi@2026.3-draft
Engine · kernel
0.1.0 · de440 7eef…ea74
Boundary margin
300 s

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