Exposure
ID
GRAVI.2025-07-10T03:14:12.641_1
Header ID
GRAVI.2025-07-10T03:14:12.641
Date updated
2025-07-10 03:25:40 UTC+0000
Release date
2026-07-10 03:25:40 UTC+0000
UTC Start
2025-07-10 03:14:12.641
UTC End
2025-07-10 03:16:52.641
MJD Start
60866.13486853
MJD End
60866.13672038186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.006287
Ambient temperature (°C)
13.48
Seeing (arcsec)
0.405
Observation
ID
68520
Category
science
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
50955
Name
RU_Lup
RA
239.178053
DEC
-37.82106
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 51.9740 51.8350 37.6000 37.8000
U1-U3 93.2180 92.9140 44.4000 44.6000
U1-U4 116.8800 116.3110 75.4260 75.8060
U2-U3 42.0610 41.8960 52.8000 53.1000
U2-U4 82.2600 81.9050 98.2260 98.7150
U3-U4 60.6620 60.5410 127.8260 128.3670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28GH.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60866.13486853
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178053
DEC -37.82106
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 51.974
HIERARCH ESO ISS PBL12 END 51.835
HIERARCH ESO ISS PBLA12 START 37.6
HIERARCH ESO ISS PBLA12 END 37.8
HIERARCH ESO ISS PBL13 START 93.218
HIERARCH ESO ISS PBL13 END 92.914
HIERARCH ESO ISS PBLA13 START 44.4
HIERARCH ESO ISS PBLA13 END 44.6
HIERARCH ESO ISS PBL14 START 116.88
HIERARCH ESO ISS PBL14 END 116.311
HIERARCH ESO ISS PBLA14 START 75.426
HIERARCH ESO ISS PBLA14 END 75.806
HIERARCH ESO ISS PBL23 START 42.061
HIERARCH ESO ISS PBL23 END 41.896
HIERARCH ESO ISS PBLA23 START 52.8
HIERARCH ESO ISS PBLA23 END 53.1
HIERARCH ESO ISS PBL24 START 82.26
HIERARCH ESO ISS PBL24 END 81.905
HIERARCH ESO ISS PBLA24 START 98.226
HIERARCH ESO ISS PBLA24 END 98.715
HIERARCH ESO ISS PBL34 START 60.662
HIERARCH ESO ISS PBL34 END 60.541
HIERARCH ESO ISS PBLA34 START 127.826
HIERARCH ESO ISS PBLA34 END 128.367
HIERARCH ESO ISS AMBI TAU0 START 0.006348
HIERARCH ESO ISS AMBI TAU0 END 0.006226
HIERARCH ESO ISS AMBI TEMP 13.48
HIERARCH ESO ISS AMBI FWHM START 0.38
HIERARCH ESO ISS AMBI FWHM END 0.43