Exposure
ID
GRAVI.2025-07-12T02:56:57.845_1
Header ID
GRAVI.2025-07-12T02:56:57.845
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 02:56:57.845
UTC End
2025-07-12 02:59:37.845
MJD Start
60868.12289173
MJD End
60868.12474358186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.002004
Ambient temperature (°C)
10.22
Seeing (arcsec)
1.14
Observation
ID
68716
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
51130
Name
RU_Lup
RA
239.178158
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 52.4010 52.2710 36.8000 37.0000
U1-U3 94.1500 93.8650 43.5000 43.8000
U1-U4 118.6170 118.0880 74.2110 74.5910
U2-U3 42.5620 42.4100 51.9000 52.2000
U2-U4 83.3410 83.0150 96.6890 97.1630
U3-U4 61.0270 60.9170 126.1290 126.6510
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 60868.12289173
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RU Lup
HIERARCH ESO INS SOBJ NAME RU_Lup
RA 239.178158
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 52.401
HIERARCH ESO ISS PBL12 END 52.271
HIERARCH ESO ISS PBLA12 START 36.8
HIERARCH ESO ISS PBLA12 END 37.0
HIERARCH ESO ISS PBL13 START 94.15
HIERARCH ESO ISS PBL13 END 93.865
HIERARCH ESO ISS PBLA13 START 43.5
HIERARCH ESO ISS PBLA13 END 43.8
HIERARCH ESO ISS PBL14 START 118.617
HIERARCH ESO ISS PBL14 END 118.088
HIERARCH ESO ISS PBLA14 START 74.211
HIERARCH ESO ISS PBLA14 END 74.591
HIERARCH ESO ISS PBL23 START 42.562
HIERARCH ESO ISS PBL23 END 42.41
HIERARCH ESO ISS PBLA23 START 51.9
HIERARCH ESO ISS PBLA23 END 52.2
HIERARCH ESO ISS PBL24 START 83.341
HIERARCH ESO ISS PBL24 END 83.015
HIERARCH ESO ISS PBLA24 START 96.689
HIERARCH ESO ISS PBLA24 END 97.163
HIERARCH ESO ISS PBL34 START 61.027
HIERARCH ESO ISS PBL34 END 60.917
HIERARCH ESO ISS PBLA34 START 126.129
HIERARCH ESO ISS PBLA34 END 126.651
HIERARCH ESO ISS AMBI TAU0 START 0.002004
HIERARCH ESO ISS AMBI TAU0 END 0.002004
HIERARCH ESO ISS AMBI TEMP 10.22
HIERARCH ESO ISS AMBI FWHM START 1.14
HIERARCH ESO ISS AMBI FWHM END 1.14