Exposure
ID
GRAVI.2025-07-08T23:16:12.834_1
Header ID
GRAVI.2025-07-08T23:16:12.834
Date updated
2025-07-08 23:30:44 UTC+0000
Release date
2025-07-08 23:16:12 UTC+0000
UTC Start
2025-07-08 23:16:12.834
UTC End
2025-07-08 23:18:52.834
MJD Start
60864.96959299
MJD End
60864.97144484185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.009421
Ambient temperature (°C)
14.24
Seeing (arcsec)
0.645
Observation
ID
68401
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
50836
Name
HD142448
RA
239.031975
DEC
-39.86462
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 56.2820 56.2720 9.1000 9.6000
U1-U3 102.3490 102.3370 14.5000 15.0000
U1-U4 127.2340 127.4200 38.6120 39.2360
U2-U3 46.6190 46.6250 21.1000 21.6000
U2-U4 83.0110 83.3120 58.1190 58.7620
U3-U4 53.7410 54.0800 89.6450 90.1600
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 60864.96959299
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 142448
HIERARCH ESO INS SOBJ NAME HD142448
RA 239.031975
DEC -39.86462
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 194.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 56.282
HIERARCH ESO ISS PBL12 END 56.272
HIERARCH ESO ISS PBLA12 START 9.1
HIERARCH ESO ISS PBLA12 END 9.6
HIERARCH ESO ISS PBL13 START 102.349
HIERARCH ESO ISS PBL13 END 102.337
HIERARCH ESO ISS PBLA13 START 14.5
HIERARCH ESO ISS PBLA13 END 15.0
HIERARCH ESO ISS PBL14 START 127.234
HIERARCH ESO ISS PBL14 END 127.42
HIERARCH ESO ISS PBLA14 START 38.612
HIERARCH ESO ISS PBLA14 END 39.236
HIERARCH ESO ISS PBL23 START 46.619
HIERARCH ESO ISS PBL23 END 46.625
HIERARCH ESO ISS PBLA23 START 21.1
HIERARCH ESO ISS PBLA23 END 21.6
HIERARCH ESO ISS PBL24 START 83.011
HIERARCH ESO ISS PBL24 END 83.312
HIERARCH ESO ISS PBLA24 START 58.119
HIERARCH ESO ISS PBLA24 END 58.762
HIERARCH ESO ISS PBL34 START 53.741
HIERARCH ESO ISS PBL34 END 54.08
HIERARCH ESO ISS PBLA34 START 89.645
HIERARCH ESO ISS PBLA34 END 90.16
HIERARCH ESO ISS AMBI TAU0 START 0.009067
HIERARCH ESO ISS AMBI TAU0 END 0.009775
HIERARCH ESO ISS AMBI TEMP 14.24
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.58