Exposure
ID
GRAVI.2024-11-20T07:39:08.984_1
Header ID
GRAVI.2024-11-20T07:39:08.984
Date updated
2024-11-20 07:50:41 UTC+0000
Release date
2025-11-20 07:50:41 UTC+0000
UTC Start
2024-11-20 07:39:08.984
UTC End
2024-11-20 07:43:08.984
MJD Start
60634.31885398
MJD End
60634.3216317578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.004119
Ambient temperature (°C)
11.62
Seeing (arcsec)
1.24
Observation
ID
61901
Category
science
Program ID
113.26EQ.006
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
46024
Name
GG_Tau
RA
68.12421
DEC
17.52781
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 58.6220 57.4520 105.9000 105.9000
A0-J2 104.8040 103.4850 80.2000 79.7000
A0-K0 120.7210 120.0390 63.8960 63.4180
G1-J2 57.8470 57.7470 54.1000 53.7000
G1-K0 86.5270 86.8010 36.9480 36.8710
J2-K0 35.6310 35.7180 8.2770 8.8790
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.006
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60634.31885398
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME GG Tau
HIERARCH ESO INS SOBJ NAME GG_Tau
RA 68.12421
DEC 17.52781
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 58.622
HIERARCH ESO ISS PBL12 END 57.452
HIERARCH ESO ISS PBLA12 START 105.9
HIERARCH ESO ISS PBLA12 END 105.9
HIERARCH ESO ISS PBL13 START 104.804
HIERARCH ESO ISS PBL13 END 103.485
HIERARCH ESO ISS PBLA13 START 80.2
HIERARCH ESO ISS PBLA13 END 79.7
HIERARCH ESO ISS PBL14 START 120.721
HIERARCH ESO ISS PBL14 END 120.039
HIERARCH ESO ISS PBLA14 START 63.896
HIERARCH ESO ISS PBLA14 END 63.418
HIERARCH ESO ISS PBL23 START 57.847
HIERARCH ESO ISS PBL23 END 57.747
HIERARCH ESO ISS PBLA23 START 54.1
HIERARCH ESO ISS PBLA23 END 53.7
HIERARCH ESO ISS PBL24 START 86.527
HIERARCH ESO ISS PBL24 END 86.801
HIERARCH ESO ISS PBLA24 START 36.948
HIERARCH ESO ISS PBLA24 END 36.871
HIERARCH ESO ISS PBL34 START 35.631
HIERARCH ESO ISS PBL34 END 35.718
HIERARCH ESO ISS PBLA34 START 8.277
HIERARCH ESO ISS PBLA34 END 8.879
HIERARCH ESO ISS AMBI TAU0 START 0.004301
HIERARCH ESO ISS AMBI TAU0 END 0.003937
HIERARCH ESO ISS AMBI TEMP 11.62
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 1.41