Exposure
ID
GRAVI.2023-09-08T00:22:46.242_1
Header ID
GRAVI.2023-09-08T00:22:46.242
Date updated
2023-09-08 00:35:33 UTC+0000
Release date
2023-09-08 00:22:46 UTC+0000
UTC Start
2023-09-08 00:22:46.242
UTC End
2023-09-08 00:28:46.242
MJD Start
60195.01581299
MJD End
60195.01997965667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0037025
Ambient temperature (°C)
13.21
Seeing (arcsec)
0.675
Observation
ID
56901
Category
calibrator
Program ID
111.24PG.001
Program Title
PHYSICAL PARAMETERS OF THE UNSTABLE INTERACTION REMNANT IN THE BE BINARY SYSTEM HR6819 THROUGH INTERFEROMETRY
Program Type
Normal
PI / COI
RIVINIUS/ BAADE/ BODENSTEINER/ SHENAR/ SELMAN/ SANA/ REGGIANI/ HEIDA/ KLEMENT/ HADRAVA/ CABEZAS/ FROST
Target
ID
42174
Name
HD161420
RA
267.154469
DEC
-55.40155
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.0510 90.1610 124.0000 125.3000
A0-J2 128.3630 128.1210 104.4000 105.7000
A0-K0 121.9700 121.3490 85.0850 86.3730
G1-J2 53.0200 52.6590 69.6000 70.8000
G1-K0 76.8010 76.3350 37.6260 38.4900
J2-K0 42.4470 42.4690 356.2040 357.0120
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 111.24PG.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60195.01581299
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 161420
HIERARCH ESO INS SOBJ NAME HD161420
RA 267.154469
DEC -55.40155
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 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 90.051
HIERARCH ESO ISS PBL12 END 90.161
HIERARCH ESO ISS PBLA12 START 124.0
HIERARCH ESO ISS PBLA12 END 125.3
HIERARCH ESO ISS PBL13 START 128.363
HIERARCH ESO ISS PBL13 END 128.121
HIERARCH ESO ISS PBLA13 START 104.4
HIERARCH ESO ISS PBLA13 END 105.7
HIERARCH ESO ISS PBL14 START 121.97
HIERARCH ESO ISS PBL14 END 121.349
HIERARCH ESO ISS PBLA14 START 85.085
HIERARCH ESO ISS PBLA14 END 86.373
HIERARCH ESO ISS PBL23 START 53.02
HIERARCH ESO ISS PBL23 END 52.659
HIERARCH ESO ISS PBLA23 START 69.6
HIERARCH ESO ISS PBLA23 END 70.8
HIERARCH ESO ISS PBL24 START 76.801
HIERARCH ESO ISS PBL24 END 76.335
HIERARCH ESO ISS PBLA24 START 37.626
HIERARCH ESO ISS PBLA24 END 38.49
HIERARCH ESO ISS PBL34 START 42.447
HIERARCH ESO ISS PBL34 END 42.469
HIERARCH ESO ISS PBLA34 START 356.204
HIERARCH ESO ISS PBLA34 END 357.012
HIERARCH ESO ISS AMBI TAU0 START 0.004
HIERARCH ESO ISS AMBI TAU0 END 0.003405
HIERARCH ESO ISS AMBI TEMP 13.21
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.72