Exposure
ID
GRAVI.2025-11-12T00:41:19.874_1
Header ID
GRAVI.2025-11-12T00:41:19.874
Date updated
2025-11-12 00:51:15 UTC+0000
Release date
2026-11-12 00:51:15 UTC+0000
UTC Start
2025-11-12 00:41:19.874
UTC End
2025-11-12 00:41:51.874
MJD Start
60991.02870225
MJD End
60991.02907262037
Exposure time (s)
32.0
Validation level
1
Tau 0: Coherence time (s)
0.00519
Ambient temperature (°C)
14.94
Seeing (arcsec)
0.875
Observation
ID
71526
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
53111
Name
HIP_113201
RA
343.868481
DEC
-52.30297
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 50.4990 50.4490 32.6000 32.8000
U1-U3 92.3520 92.2480 39.6000 39.8000
U1-U4 124.4110 124.2790 68.3840 68.6300
U2-U3 42.6650 42.6130 47.8000 48.0000
U2-U4 88.4860 88.4380 87.8560 88.1250
U3-U4 62.1930 62.2120 114.0340 114.2960
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 60991.02870225
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HIP 113201
HIERARCH ESO INS SOBJ NAME HIP_113201
RA 343.868481
DEC -52.30297
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 86.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 50.499
HIERARCH ESO ISS PBL12 END 50.449
HIERARCH ESO ISS PBLA12 START 32.6
HIERARCH ESO ISS PBLA12 END 32.8
HIERARCH ESO ISS PBL13 START 92.352
HIERARCH ESO ISS PBL13 END 92.248
HIERARCH ESO ISS PBLA13 START 39.6
HIERARCH ESO ISS PBLA13 END 39.8
HIERARCH ESO ISS PBL14 START 124.411
HIERARCH ESO ISS PBL14 END 124.279
HIERARCH ESO ISS PBLA14 START 68.384
HIERARCH ESO ISS PBLA14 END 68.63
HIERARCH ESO ISS PBL23 START 42.665
HIERARCH ESO ISS PBL23 END 42.613
HIERARCH ESO ISS PBLA23 START 47.8
HIERARCH ESO ISS PBLA23 END 48.0
HIERARCH ESO ISS PBL24 START 88.486
HIERARCH ESO ISS PBL24 END 88.438
HIERARCH ESO ISS PBLA24 START 87.856
HIERARCH ESO ISS PBLA24 END 88.125
HIERARCH ESO ISS PBL34 START 62.193
HIERARCH ESO ISS PBL34 END 62.212
HIERARCH ESO ISS PBLA34 START 114.034
HIERARCH ESO ISS PBLA34 END 114.296
HIERARCH ESO ISS AMBI TAU0 START 0.005158
HIERARCH ESO ISS AMBI TAU0 END 0.005222
HIERARCH ESO ISS AMBI TEMP 14.94
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.88
HIERARCH ESO FT ROBJ NAME HIP_113201
HIERARCH ESO FT ROBJ ALPHA 225527.195
HIERARCH ESO FT ROBJ DELTA -521809.464