Exposure
ID
GRAVI.2023-07-29T07:58:52.915_1
Header ID
GRAVI.2023-07-29T07:58:52.915
Date updated
2023-07-29 08:15:41 UTC+0000
Release date
2024-07-29 08:15:40 UTC+0000
UTC Start
2023-07-29 07:58:52.915
UTC End
2023-07-29 08:05:32.915
MJD Start
60154.33255689
MJD End
60154.33718651963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007735
Ambient temperature (°C)
16.41
Seeing (arcsec)
0.515
Observation
ID
56451
Category
science
Program ID
111.24QU.001
Program Title
TOWARDS THE COMPREHENSIVE CHARACTERISATION OF BENCHMARK BROWN DWARFS
Program Type
Normal
PI / COI
RICKMAN/ MATTHEWS/ KAMMERER/ BALMER/ CEVA/ SÉGRANSAN/ UDRY/ LACOUR/ PUEYO/ WANG/ FORVEILLE/ HAGELBERG/ FONTANIVE/ GIRARD/ BEUZIT/ KERVELLA/ BOCCALETTI/ NOWAK/ HENNING/ SAMLAND/ BONNEFOY/ PALADINI
Target
ID
41835
Name
HD13724B
RA
33.088528
DEC
-46.81664
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 55.3250 55.2920 7.2000 8.2000
U1-U3 101.3620 101.2920 12.4000 13.5000
U1-U4 128.7990 129.0230 34.9880 36.3970
U2-U3 46.5430 46.5210 18.6000 19.8000
U2-U4 83.9330 84.4400 52.8970 54.4220
U3-U4 52.4760 53.1690 82.8540 84.2100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24QU.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60154.33255689
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 13724 B
HIERARCH ESO INS SOBJ NAME HD13724B
RA 33.088528
DEC -46.81664
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 55.325
HIERARCH ESO ISS PBL12 END 55.292
HIERARCH ESO ISS PBLA12 START 7.2
HIERARCH ESO ISS PBLA12 END 8.2
HIERARCH ESO ISS PBL13 START 101.362
HIERARCH ESO ISS PBL13 END 101.292
HIERARCH ESO ISS PBLA13 START 12.4
HIERARCH ESO ISS PBLA13 END 13.5
HIERARCH ESO ISS PBL14 START 128.799
HIERARCH ESO ISS PBL14 END 129.023
HIERARCH ESO ISS PBLA14 START 34.988
HIERARCH ESO ISS PBLA14 END 36.397
HIERARCH ESO ISS PBL23 START 46.543
HIERARCH ESO ISS PBL23 END 46.521
HIERARCH ESO ISS PBLA23 START 18.6
HIERARCH ESO ISS PBLA23 END 19.8
HIERARCH ESO ISS PBL24 START 83.933
HIERARCH ESO ISS PBL24 END 84.44
HIERARCH ESO ISS PBLA24 START 52.897
HIERARCH ESO ISS PBLA24 END 54.422
HIERARCH ESO ISS PBL34 START 52.476
HIERARCH ESO ISS PBL34 END 53.169
HIERARCH ESO ISS PBLA34 START 82.854
HIERARCH ESO ISS PBLA34 END 84.21
HIERARCH ESO ISS AMBI TAU0 START 0.008504
HIERARCH ESO ISS AMBI TAU0 END 0.006966
HIERARCH ESO ISS AMBI TEMP 16.41
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.57
HIERARCH ESO FT ROBJ NAME HD13724
HIERARCH ESO FT ROBJ ALPHA 021220.677
HIERARCH ESO FT ROBJ DELTA -464858.954