Exposure
ID
GRAVI.2021-01-20T04:26:53.659_1
Header ID
GRAVI.2021-01-20T04:26:53.659
Date updated
2021-01-20 04:45:55 UTC+0000
Release date
2021-01-20 04:45:54 UTC+0000
UTC Start
2021-01-20 04:26:53.659
UTC End
2021-01-20 04:30:05.659
MJD Start
59234.18534327
MJD End
59234.1875654922
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006186
Ambient temperature (°C)
12.49
Seeing (arcsec)
0.64
Observation
ID
46417
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY, P
Target
ID
34900
Name
Sirius
RA
101.283328
DEC
-16.72184
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.1210 87.1050 121.1000 121.2000
A0-D0 31.4370 31.4320 75.1000 75.1000
A0-J3 131.9180 131.9120 50.5380 50.5490
G1-D0 69.1030 69.0940 320.3000 320.3000
G1-J3 131.7670 131.7690 11.9500 11.9680
D0-J3 104.1560 104.1530 43.3240 43.3360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59234.18534327
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME Sirius
HIERARCH ESO INS SOBJ NAME Sirius
RA 101.283328
DEC -16.72184
HIERARCH ESO INS SPEC RES HIGH
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 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 374.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 640
HIERARCH ESO ISS PBL12 START 87.121
HIERARCH ESO ISS PBL12 END 87.105
HIERARCH ESO ISS PBLA12 START 121.1
HIERARCH ESO ISS PBLA12 END 121.2
HIERARCH ESO ISS PBL13 START 31.437
HIERARCH ESO ISS PBL13 END 31.432
HIERARCH ESO ISS PBLA13 START 75.1
HIERARCH ESO ISS PBLA13 END 75.1
HIERARCH ESO ISS PBL14 START 131.918
HIERARCH ESO ISS PBL14 END 131.912
HIERARCH ESO ISS PBLA14 START 50.538
HIERARCH ESO ISS PBLA14 END 50.549
HIERARCH ESO ISS PBL23 START 69.103
HIERARCH ESO ISS PBL23 END 69.094
HIERARCH ESO ISS PBLA23 START 320.3
HIERARCH ESO ISS PBLA23 END 320.3
HIERARCH ESO ISS PBL24 START 131.767
HIERARCH ESO ISS PBL24 END 131.769
HIERARCH ESO ISS PBLA24 START 11.95
HIERARCH ESO ISS PBLA24 END 11.968
HIERARCH ESO ISS PBL34 START 104.156
HIERARCH ESO ISS PBL34 END 104.153
HIERARCH ESO ISS PBLA34 START 43.324
HIERARCH ESO ISS PBLA34 END 43.336
HIERARCH ESO ISS AMBI TAU0 START 0.006186
HIERARCH ESO ISS AMBI TAU0 END 0.006186
HIERARCH ESO ISS AMBI TEMP 12.49
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.64