Exposure
ID
GRAVI.2025-04-25T08:12:06.608_1
Header ID
GRAVI.2025-04-25T08:12:06.608
Date updated
2025-04-25 08:30:57 UTC+0000
Release date
2026-04-25 08:30:57 UTC+0000
UTC Start
2025-04-25 08:12:06.608
UTC End
2025-04-25 08:18:46.608
MJD Start
60790.34174315
MJD End
60790.346372779626
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0165365
Ambient temperature (°C)
13.5
Seeing (arcsec)
0.395
Observation
ID
66981
Category
science
Program ID
113.26EQ.011
Program Title
USING GRAVITY TO STUDY STAR-DISK INTERACTION
Program Type
Monitoring
PI / COI
GINSKI / BOURDAROT / PINILLA / BENISTY / MANARA / RIBAS / LACOUR / NOWAK / VIGAN / WANG / BALMER / MURPHY
Target
ID
49798
Name
HT_Lup
RA
236.30041
DEC
-34.29179
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.1030 86.6540 134.0000 135.3000
A0-J2 118.6890 117.4700 110.7000 111.9000
A0-K0 114.0220 112.5400 86.9420 87.8840
G1-J2 51.8270 51.1940 69.0000 69.7000
G1-K0 84.0420 83.5200 37.5630 38.0790
J2-K0 48.1450 48.1340 3.3850 4.1530
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.011
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60790.34174315
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HT Lup
HIERARCH ESO INS SOBJ NAME HT_Lup
RA 236.30041
DEC -34.29179
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 87.103
HIERARCH ESO ISS PBL12 END 86.654
HIERARCH ESO ISS PBLA12 START 134.0
HIERARCH ESO ISS PBLA12 END 135.3
HIERARCH ESO ISS PBL13 START 118.689
HIERARCH ESO ISS PBL13 END 117.47
HIERARCH ESO ISS PBLA13 START 110.7
HIERARCH ESO ISS PBLA13 END 111.9
HIERARCH ESO ISS PBL14 START 114.022
HIERARCH ESO ISS PBL14 END 112.54
HIERARCH ESO ISS PBLA14 START 86.942
HIERARCH ESO ISS PBLA14 END 87.884
HIERARCH ESO ISS PBL23 START 51.827
HIERARCH ESO ISS PBL23 END 51.194
HIERARCH ESO ISS PBLA23 START 69.0
HIERARCH ESO ISS PBLA23 END 69.7
HIERARCH ESO ISS PBL24 START 84.042
HIERARCH ESO ISS PBL24 END 83.52
HIERARCH ESO ISS PBLA24 START 37.563
HIERARCH ESO ISS PBLA24 END 38.079
HIERARCH ESO ISS PBL34 START 48.145
HIERARCH ESO ISS PBL34 END 48.134
HIERARCH ESO ISS PBLA34 START 3.385
HIERARCH ESO ISS PBLA34 END 4.153
HIERARCH ESO ISS AMBI TAU0 START 0.015967
HIERARCH ESO ISS AMBI TAU0 END 0.017106
HIERARCH ESO ISS AMBI TEMP 13.5
HIERARCH ESO ISS AMBI FWHM START 0.4
HIERARCH ESO ISS AMBI FWHM END 0.39
HIERARCH ESO FT ROBJ NAME HT_Lup
HIERARCH ESO FT ROBJ ALPHA 154512.868
HIERARCH ESO FT ROBJ DELTA -341730.644