This list is NOT A PUBLICATION of observed minimas. It only shows activity of cooperating observers of eclipsing binaries.

B.R.N.O. times of minima are periodicaly published in Open Europen Journal on Variable stars and then data are displayed in O-C gateway.

Administrators of BRNO project:

Mgr. Kateřina Hoňková, Ing. Jakub Juryšek nadseni.promenari@astronomie.cz

NEW Instruction for inserting minima to BRNO database

For non-Czech observers, written in English. Please, keep in mind this instruction. Instruction for BRNO protocols

protocol number of the minim in B.R.N.O. database 23773
Name and Surename:
Post address:
E-mail:
Station:
Instrument:
Note / conditions:	----- EBFit result: ----- Tmin = 2456585.41910 Error (1 sigma): +0.00048/-0.00053 (Bootstrapping), +0.00017/-0.00019 (Prayer bead), +0.00066/-0.00066 (LSM) Error (95% CI): +0.00093/-0.00102 (Bootstrapping), +0.00048/-0.00033 (Prayer bead) LSM: chi^2 = 31.2, n_freedom = 46

STAR	JD_geoc	ERROR	P/S	FILTR	METHOD

Alternative object and coordinates input ...
Coordinates			RRRR-MM-DD HH:mm:ss
		-- ::
Computed ...
JD_hel		Heliocentric correction

STAR - Variable name
JD_geoc - Geocentric time of minimum
ERROR - time of minimum uncertainity
P/S - Primary or secondary minimum
METODA - method of observation (CCD, visual, ...)

Coordinates - type coordinates RA(2000), DE(2000) in format:
011241.11 +551259.5 REQUIRED FOR OBJECTS WITHOUT GCVS NAME!
YYYY-MM-DD HH:mm:ss - time of minumum in UT if JD_geoc is unknown

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Comment

object V 577 Lyr

Šmelcer L., 31. 5. 2011
předpověď primárního minima JDg=2455712.3098 - 19h16m UT (Mo=54971.35886 per.=0.389975 dne) - minimum nastalo o 1h43m později - možné rychlé změny v O-C
Šmelcer L., 29. 5. 2011
předpověď primárního minima JDg=2455708.4111 - 21h52m UT (Mo=54971.35886 per.=0.389975 dne - web předpovědi, Mo=51421.026 per.=dtto - O-C brána) podle obou předpovědí minimum nastává minimálně o 1h20m později

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> Minima predictions <

> Exoplanet transits <

New minima in B.R.N.O.:

V2922 Cyg (Sjoerd Dufoer)

V1297 Cas (Sjoerd Dufoer)

NY Vir (Sjoerd Dufoer)

NSVS 1031772 (Sjoerd Dufoer)

NSVS 967819 (Sjoerd Dufoer)

HAT-192 (Sjoerd Dufoer)

GU Boo (Šmelcer L.)

OV Leo (Walter F.)

NSVS 07453183 Lyn (Šmelcer L.)

New transits in TRESCA:

WASP-103 b (G. Montardit)

HAT-P-27 b (S. Lopez)

Qatar-1 b (S. Lopez)

HATS-53 b (Y. Jongen)

HATS-31 b (Y. Jongen)

TOI-3884 b (Y. Jongen)

WASP-174 b (Y. Jongen)

NGTS-13 b (Y. Jongen)

TOI-3023 b (Y. Jongen)

CoRoT-11 b (Y. Jongen)

New data MEDUZA:

CCD:
P. Dubovský: NOVACas2021 Cas, Z And, V 1413 Aql, NSV16874 Aur, UV Aur,
: NOVACas2021 Cas,
P. Dubovský: NOVACas2021 Cas, OJ287 Cnc, T CrB, TX CVn,

VIZ:
P. Dubovský: WY And, Z And, Eta Aql, TT Boo, SY Cam, NOVACas2021 Cas, Rho Cas, UY Cas, VY Cas, Delta Cep, TZ Cep, V 730 Cep, T CrB, BF Cyg, CH Cyg, CI Cyg, EM Cyg, P Cyg, Q Cyg, SS Cyg,

Currently operating observers:
Observers on-line chat

Magpie observatory (FTP)
(Martin Bartošík)

STATUS: Active20:00 - 06:00

PROGRAM: V 709 Cas, main program - CV and transits of exoplanets

Observatorio Astronómico Giordano Bruno
(Fco- Manuel Santos Álamo)

STATUS: Active20:38 - 04:38

PROGRAM: De 20:00 a 02:30

Osservatorio Astronomico Citta di Seveso
(Pietro Aceti)

STATUS: Active12:30 - 10:45

PROGRAM:

Palidoro
(Giuseppe Conzo)

STATUS: Active10:47 - 18:47

PROGRAM:

List of observed minimas

NEW Instruction for inserting minima to BRNO database

Comment

object V 577 Lyr

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