Exposure
ID
GRAVI.2020-12-17T03:07:55.803_1
Header ID
GRAVI.2020-12-17T03:07:55.803
Date updated
2020-12-17 03:21:13 UTC+0000
Release date
2021-12-17 03:21:12 UTC+0000
UTC Start
2020-12-17 03:07:55.803
UTC End
2020-12-17 03:13:15.803
MJD Start
59200.13050698
MJD End
59200.1342106837
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.007044
Ambient temperature (°C)
12.94
Seeing (arcsec)
0.61
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 68.0170 68.1530 273.9000 273.4000
K0-D0 89.9510 90.6820 259.2000 258.7000
K0-J3 45.4850 45.0040 321.6360 321.8690
G2-D0 29.7140 30.1340 223.6000 223.9000
G2-J3 50.3400 51.0600 51.9310 52.0270
D0-J3 79.8570 81.0040 48.8400 49.0120
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 59200.13050698
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 68.017
HIERARCH ESO ISS PBL12 END 68.153
HIERARCH ESO ISS PBLA12 START 273.9
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 89.951
HIERARCH ESO ISS PBL13 END 90.682
HIERARCH ESO ISS PBLA13 START 259.2
HIERARCH ESO ISS PBLA13 END 258.7
HIERARCH ESO ISS PBL14 START 45.485
HIERARCH ESO ISS PBL14 END 45.004
HIERARCH ESO ISS PBLA14 START 321.636
HIERARCH ESO ISS PBLA14 END 321.869
HIERARCH ESO ISS PBL23 START 29.714
HIERARCH ESO ISS PBL23 END 30.134
HIERARCH ESO ISS PBLA23 START 223.6
HIERARCH ESO ISS PBLA23 END 223.9
HIERARCH ESO ISS PBL24 START 50.34
HIERARCH ESO ISS PBL24 END 51.06
HIERARCH ESO ISS PBLA24 START 51.931
HIERARCH ESO ISS PBLA24 END 52.027
HIERARCH ESO ISS PBL34 START 79.857
HIERARCH ESO ISS PBL34 END 81.004
HIERARCH ESO ISS PBLA34 START 48.84
HIERARCH ESO ISS PBLA34 END 49.012
HIERARCH ESO ISS AMBI TAU0 START 0.006323
HIERARCH ESO ISS AMBI TAU0 END 0.007765
HIERARCH ESO ISS AMBI TEMP 12.94
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.6