Exposure
ID
GRAVI.2020-12-17T03:19:58.833_1
Header ID
GRAVI.2020-12-17T03:19:58.833
Date updated
2020-12-17 03:36:02 UTC+0000
Release date
2021-12-17 03:36:01 UTC+0000
UTC Start
2020-12-17 03:19:58.833
UTC End
2020-12-17 03:25:18.833
MJD Start
59200.13887538
MJD End
59200.1425790837
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.007554
Ambient temperature (°C)
12.93
Seeing (arcsec)
0.53
Observation
ID
46052
Category
science
Program ID
106.21JR.001
Program Title
ARE THE INNER AND OUTER REGIONS OF TRANSITION DISKS COPLANAR?
Program Type
Normal
PI / COI
BENISTY/ ROUSSELET-PERRAUT/ VAN DER MAREL/ VAN DISHOECK/ FACCHINI/ MANARA
Target
ID
34673
Name
LkCa_15
RA
69.824182
DEC
22.35086
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2630 68.3230 272.7000 272.2000
K0-D0 91.4480 92.0780 258.2000 257.8000
K0-J3 44.4530 43.9590 322.1600 322.4490
G2-D0 30.6010 31.0100 224.2000 224.4000
G2-J3 51.8520 52.5380 52.1030 52.1480
D0-J3 82.2710 83.3710 49.1710 49.2870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21JR.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59200.13887538
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME LkCa_15
HIERARCH ESO INS SOBJ NAME LkCa_15
RA 69.824182
DEC 22.35086
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 339.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 68.263
HIERARCH ESO ISS PBL12 END 68.323
HIERARCH ESO ISS PBLA12 START 272.7
HIERARCH ESO ISS PBLA12 END 272.2
HIERARCH ESO ISS PBL13 START 91.448
HIERARCH ESO ISS PBL13 END 92.078
HIERARCH ESO ISS PBLA13 START 258.2
HIERARCH ESO ISS PBLA13 END 257.8
HIERARCH ESO ISS PBL14 START 44.453
HIERARCH ESO ISS PBL14 END 43.959
HIERARCH ESO ISS PBLA14 START 322.16
HIERARCH ESO ISS PBLA14 END 322.449
HIERARCH ESO ISS PBL23 START 30.601
HIERARCH ESO ISS PBL23 END 31.01
HIERARCH ESO ISS PBLA23 START 224.2
HIERARCH ESO ISS PBLA23 END 224.4
HIERARCH ESO ISS PBL24 START 51.852
HIERARCH ESO ISS PBL24 END 52.538
HIERARCH ESO ISS PBLA24 START 52.103
HIERARCH ESO ISS PBLA24 END 52.148
HIERARCH ESO ISS PBL34 START 82.271
HIERARCH ESO ISS PBL34 END 83.371
HIERARCH ESO ISS PBLA34 START 49.171
HIERARCH ESO ISS PBLA34 END 49.287
HIERARCH ESO ISS AMBI TAU0 START 0.006455
HIERARCH ESO ISS AMBI TAU0 END 0.008653
HIERARCH ESO ISS AMBI TEMP 12.93
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.46