Exposure
ID
GRAVI.2025-07-11T22:56:03.233_1
Header ID
GRAVI.2025-07-11T22:56:03.233
Date updated
2025-07-11 23:06:03 UTC+0000
Release date
2025-07-11 22:56:03 UTC+0000
UTC Start
2025-07-11 22:56:03.233
UTC End
2025-07-11 22:58:43.233
MJD Start
60867.95559297
MJD End
60867.957444821855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0028775
Ambient temperature (°C)
10.46
Seeing (arcsec)
0.6699999999999999
Observation
ID
68671
Category
calibrator
Program ID
115.28GH.001
Program Title
TEMPORAL MONITORING OF RU LUP WITH GRAVITY: HINT FOR A PUTATIVE PLANET
Program Type
Normal
PI / COI
SOULAIN / ROUSSELET-PERRAUT / BOUVIER / BENISTY / TESSORE / PANTOLMOS / DOUGADOS / ALECIAN / BERGER / LABADIE / NOWACKI
Target
ID
51085
Name
HD142834
RA
239.557875
DEC
-38.32318
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.4310 56.4260 7.6000 8.0000
U1-U3 102.4320 102.4300 12.9000 13.4000
U1-U4 125.9310 126.1290 36.8040 37.3800
U2-U3 46.5340 46.5440 19.3000 19.8000
U2-U4 81.4550 81.7630 56.5500 57.1480
U3-U4 52.5680 52.9040 88.9250 89.3870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60867.95559297
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 142834
HIERARCH ESO INS SOBJ NAME HD142834
RA 239.557875
DEC -38.32318
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 56.431
HIERARCH ESO ISS PBL12 END 56.426
HIERARCH ESO ISS PBLA12 START 7.6
HIERARCH ESO ISS PBLA12 END 8.0
HIERARCH ESO ISS PBL13 START 102.432
HIERARCH ESO ISS PBL13 END 102.43
HIERARCH ESO ISS PBLA13 START 12.9
HIERARCH ESO ISS PBLA13 END 13.4
HIERARCH ESO ISS PBL14 START 125.931
HIERARCH ESO ISS PBL14 END 126.129
HIERARCH ESO ISS PBLA14 START 36.804
HIERARCH ESO ISS PBLA14 END 37.38
HIERARCH ESO ISS PBL23 START 46.534
HIERARCH ESO ISS PBL23 END 46.544
HIERARCH ESO ISS PBLA23 START 19.3
HIERARCH ESO ISS PBLA23 END 19.8
HIERARCH ESO ISS PBL24 START 81.455
HIERARCH ESO ISS PBL24 END 81.763
HIERARCH ESO ISS PBLA24 START 56.55
HIERARCH ESO ISS PBLA24 END 57.148
HIERARCH ESO ISS PBL34 START 52.568
HIERARCH ESO ISS PBL34 END 52.904
HIERARCH ESO ISS PBLA34 START 88.925
HIERARCH ESO ISS PBLA34 END 89.387
HIERARCH ESO ISS AMBI TAU0 START 0.002716
HIERARCH ESO ISS AMBI TAU0 END 0.003039
HIERARCH ESO ISS AMBI TEMP 10.46
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.61