Exposure
ID
GRAVI.2025-07-12T03:00:12.854_1
Header ID
GRAVI.2025-07-12T03:00:12.854
Date updated
2025-07-12 03:10:44 UTC+0000
Release date
2026-07-12 03:10:44 UTC+0000
UTC Start
2025-07-12 03:00:12.854
UTC End
2025-07-12 03:02:52.854
MJD Start
60868.12514877
MJD End
60868.127000621855
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.45
Seeing (arcsec)
1.14
Observation
ID
68717
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
51131
Name
RU_Lup
RA
239.178161
DEC
-37.82126
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 52.2580 52.1240 37.1000 37.3000
U1-U3 93.8360 93.5450 43.8000 44.1000
U1-U4 118.0330 117.4900 74.6300 75.0100
U2-U3 42.3950 42.2370 52.2000 52.5000
U2-U4 82.9810 82.6420 97.2120 97.6940
U3-U4 60.9060 60.7910 126.7050 127.2380
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 60868.12514877
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178161
DEC -37.82126
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 52.258
HIERARCH ESO ISS PBL12 END 52.124
HIERARCH ESO ISS PBLA12 START 37.1
HIERARCH ESO ISS PBLA12 END 37.3
HIERARCH ESO ISS PBL13 START 93.836
HIERARCH ESO ISS PBL13 END 93.545
HIERARCH ESO ISS PBLA13 START 43.8
HIERARCH ESO ISS PBLA13 END 44.1
HIERARCH ESO ISS PBL14 START 118.033
HIERARCH ESO ISS PBL14 END 117.49
HIERARCH ESO ISS PBLA14 START 74.63
HIERARCH ESO ISS PBLA14 END 75.01
HIERARCH ESO ISS PBL23 START 42.395
HIERARCH ESO ISS PBL23 END 42.237
HIERARCH ESO ISS PBLA23 START 52.2
HIERARCH ESO ISS PBLA23 END 52.5
HIERARCH ESO ISS PBL24 START 82.981
HIERARCH ESO ISS PBL24 END 82.642
HIERARCH ESO ISS PBLA24 START 97.212
HIERARCH ESO ISS PBLA24 END 97.694
HIERARCH ESO ISS PBL34 START 60.906
HIERARCH ESO ISS PBL34 END 60.791
HIERARCH ESO ISS PBLA34 START 126.705
HIERARCH ESO ISS PBLA34 END 127.238
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.45
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14