Exposure
ID
GRAVI.2025-11-11T03:18:15.779_1
Header ID
GRAVI.2025-11-11T03:18:15.779
Date updated
2025-11-11 03:35:43 UTC+0000
Release date
2026-11-11 03:35:43 UTC+0000
UTC Start
2025-11-11 03:18:15.779
UTC End
2025-11-11 03:23:35.779
MJD Start
60990.13768263
MJD End
60990.1413863337
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.003399
Ambient temperature (°C)
14.63
Seeing (arcsec)
0.8200000000000001
Observation
ID
71443
Category
science
Program ID
116.28WY.001
Program Title
DANCING WITH THE STARS: DETECTION OF THE HIDDEN TERTIARY BROWN DWARFS IN TWO NEARBY BINARY SYSTEMS
Program Type
Normal
PI / COI
MATTHEWS / NOWAK / BILLER / CEVA / FORVEILLE / RICKMAN / SÉGRANSAN / UDRY / WINTERHALDER
Target
ID
53057
Name
HIP_22059
RA
71.176918
DEC
-37.12184
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5220 56.5180 4.5000 5.4000
U1-U3 102.3850 102.3960 9.5000 10.5000
U1-U4 123.6430 124.1210 32.6410 33.9200
U2-U3 46.3460 46.3770 15.7000 16.7000
U2-U4 78.4740 79.2090 52.5040 53.8460
U3-U4 49.8500 50.6560 86.3900 87.3820
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28WY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60990.13768263
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HIP 22059
HIERARCH ESO INS SOBJ NAME HIP_22059
RA 71.176918
DEC -37.12184
HIERARCH ESO INS SPEC RES HIGH
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 374.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 56.522
HIERARCH ESO ISS PBL12 END 56.518
HIERARCH ESO ISS PBLA12 START 4.5
HIERARCH ESO ISS PBLA12 END 5.4
HIERARCH ESO ISS PBL13 START 102.385
HIERARCH ESO ISS PBL13 END 102.396
HIERARCH ESO ISS PBLA13 START 9.5
HIERARCH ESO ISS PBLA13 END 10.5
HIERARCH ESO ISS PBL14 START 123.643
HIERARCH ESO ISS PBL14 END 124.121
HIERARCH ESO ISS PBLA14 START 32.641
HIERARCH ESO ISS PBLA14 END 33.92
HIERARCH ESO ISS PBL23 START 46.346
HIERARCH ESO ISS PBL23 END 46.377
HIERARCH ESO ISS PBLA23 START 15.7
HIERARCH ESO ISS PBLA23 END 16.7
HIERARCH ESO ISS PBL24 START 78.474
HIERARCH ESO ISS PBL24 END 79.209
HIERARCH ESO ISS PBLA24 START 52.504
HIERARCH ESO ISS PBLA24 END 53.846
HIERARCH ESO ISS PBL34 START 49.85
HIERARCH ESO ISS PBL34 END 50.656
HIERARCH ESO ISS PBLA34 START 86.39
HIERARCH ESO ISS PBLA34 END 87.382
HIERARCH ESO ISS AMBI TAU0 START 0.002821
HIERARCH ESO ISS AMBI TAU0 END 0.003977
HIERARCH ESO ISS AMBI TEMP 14.63
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.79
HIERARCH ESO FT ROBJ NAME HIP_22059
HIERARCH ESO FT ROBJ ALPHA 044441.746
HIERARCH ESO FT ROBJ DELTA -370716.766