Exposure
ID
GRAVI.2025-07-12T00:02:39.402_1
Header ID
GRAVI.2025-07-12T00:02:39.402
Date updated
2025-07-12 00:15:49 UTC+0000
Release date
2026-07-12 00:15:48 UTC+0000
UTC Start
2025-07-12 00:02:39.402
UTC End
2025-07-12 00:05:19.402
MJD Start
60868.00184493
MJD End
60868.00369678185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002286
Ambient temperature (°C)
10.5
Seeing (arcsec)
0.78
Observation
ID
68682
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
51096
Name
RU_Lup
RA
239.178305
DEC
-37.82148
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 56.2240 56.2050 17.0000 17.4000
U1-U3 102.1800 102.1500 23.0000 23.4000
U1-U4 129.5150 129.6150 49.2550 49.7440
U2-U3 46.6290 46.6230 30.2000 30.6000
U2-U4 87.2580 87.4400 69.3450 69.8410
U3-U4 58.9620 59.1650 99.2910 99.7100
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 60868.00184493
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178305
DEC -37.82148
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 56.224
HIERARCH ESO ISS PBL12 END 56.205
HIERARCH ESO ISS PBLA12 START 17.0
HIERARCH ESO ISS PBLA12 END 17.4
HIERARCH ESO ISS PBL13 START 102.18
HIERARCH ESO ISS PBL13 END 102.15
HIERARCH ESO ISS PBLA13 START 23.0
HIERARCH ESO ISS PBLA13 END 23.4
HIERARCH ESO ISS PBL14 START 129.515
HIERARCH ESO ISS PBL14 END 129.615
HIERARCH ESO ISS PBLA14 START 49.255
HIERARCH ESO ISS PBLA14 END 49.744
HIERARCH ESO ISS PBL23 START 46.629
HIERARCH ESO ISS PBL23 END 46.623
HIERARCH ESO ISS PBLA23 START 30.2
HIERARCH ESO ISS PBLA23 END 30.6
HIERARCH ESO ISS PBL24 START 87.258
HIERARCH ESO ISS PBL24 END 87.44
HIERARCH ESO ISS PBLA24 START 69.345
HIERARCH ESO ISS PBLA24 END 69.841
HIERARCH ESO ISS PBL34 START 58.962
HIERARCH ESO ISS PBL34 END 59.165
HIERARCH ESO ISS PBLA34 START 99.291
HIERARCH ESO ISS PBLA34 END 99.71
HIERARCH ESO ISS AMBI TAU0 START 0.002286
HIERARCH ESO ISS AMBI TAU0 END 0.002286
HIERARCH ESO ISS AMBI TEMP 10.5
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78