Exposure
ID
GRAVI.2023-07-20T01:16:00.373_1
Header ID
GRAVI.2023-07-20T01:16:00.373
Date updated
2023-07-20 01:30:43 UTC+0000
Release date
2024-07-20 01:30:43 UTC+0000
UTC Start
2023-07-20 01:16:00.373
UTC End
2023-07-20 01:20:00.373
MJD Start
60145.05278209
MJD End
60145.05555986778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.005211
Ambient temperature (°C)
18.45
Seeing (arcsec)
0.525
Observation
ID
56302
Category
science
Program ID
111.24TN.004
Program Title
SUBDWARF COMPANIONS AND THE ORIGIN OF BE STARS: TOWARDS THE FIRST SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
41709
Name
48_Lib
RA
239.544987
DEC
-14.27944
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.1490 88.8880 117.6000 117.9000
A0-J2 128.3820 128.0960 94.4000 94.6000
A0-K0 127.8620 127.7480 72.8770 73.1330
G1-J2 58.2240 58.2290 57.3000 57.5000
G1-K0 89.9180 90.0030 28.6810 29.0510
J2-K0 47.7530 47.7330 353.0010 353.4730
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24TN.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60145.05278209
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 48 Lib
HIERARCH ESO INS SOBJ NAME 48_Lib
RA 239.544987
DEC -14.27944
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.149
HIERARCH ESO ISS PBL12 END 88.888
HIERARCH ESO ISS PBLA12 START 117.6
HIERARCH ESO ISS PBLA12 END 117.9
HIERARCH ESO ISS PBL13 START 128.382
HIERARCH ESO ISS PBL13 END 128.096
HIERARCH ESO ISS PBLA13 START 94.4
HIERARCH ESO ISS PBLA13 END 94.6
HIERARCH ESO ISS PBL14 START 127.862
HIERARCH ESO ISS PBL14 END 127.748
HIERARCH ESO ISS PBLA14 START 72.877
HIERARCH ESO ISS PBLA14 END 73.133
HIERARCH ESO ISS PBL23 START 58.224
HIERARCH ESO ISS PBL23 END 58.229
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.5
HIERARCH ESO ISS PBL24 START 89.918
HIERARCH ESO ISS PBL24 END 90.003
HIERARCH ESO ISS PBLA24 START 28.681
HIERARCH ESO ISS PBLA24 END 29.051
HIERARCH ESO ISS PBL34 START 47.753
HIERARCH ESO ISS PBL34 END 47.733
HIERARCH ESO ISS PBLA34 START 353.001
HIERARCH ESO ISS PBLA34 END 353.473
HIERARCH ESO ISS AMBI TAU0 START 0.005211
HIERARCH ESO ISS AMBI TAU0 END 0.005211
HIERARCH ESO ISS AMBI TEMP 18.45
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.56