Exposure
ID
GRAVI.2021-09-06T02:47:59.706_1
Header ID
GRAVI.2021-09-06T02:47:59.706
Date updated
2021-09-06 03:01:38 UTC+0000
Release date
2022-09-06 03:01:38 UTC+0000
UTC Start
2021-09-06 02:47:59.706
UTC End
2021-09-06 02:53:59.706
MJD Start
59463.11666326
MJD End
59463.1208299267
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0050795
Ambient temperature (°C)
14.18
Seeing (arcsec)
0.485
Observation
ID
48139
Category
science
Program ID
107.22R6.002
Program Title
THE BRIGHT NEARBY STAR HR 6819: DOUBLE WITH A BLOATED, STRIPPED PRE-SUBDWARF OR TRIPLE WITH A BLACK HOLE? (SCTYPE-C)
Program Type
ToO
PI / COI
RIVINIUS/ BAADE/ BODENSTEINER/ SHENAR/ SELMAN/ SANA/ REGGIANI/ HEIDA/ KLEMENT/ HADRAVA/ CABEZAS/ FROST
Target
ID
36123
Name
HR6819
RA
274.279356
DEC
-56.02342
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.1960 90.1310 147.0000 148.4000
A0-J2 121.2080 120.6690 129.3000 130.9000
A0-J3 97.7870 96.4120 79.9130 81.0930
G1-J2 44.6890 44.1060 91.5000 92.8000
G1-J3 104.1310 103.5480 26.9660 27.6580
J2-J3 94.0060 93.9820 1.5490 2.4450
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 107.22R6.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59463.11666326
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HR_6819
HIERARCH ESO INS SOBJ NAME HR6819
RA 274.279356
DEC -56.02342
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
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 J3
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 90.196
HIERARCH ESO ISS PBL12 END 90.131
HIERARCH ESO ISS PBLA12 START 147.0
HIERARCH ESO ISS PBLA12 END 148.4
HIERARCH ESO ISS PBL13 START 121.208
HIERARCH ESO ISS PBL13 END 120.669
HIERARCH ESO ISS PBLA13 START 129.3
HIERARCH ESO ISS PBLA13 END 130.9
HIERARCH ESO ISS PBL14 START 97.787
HIERARCH ESO ISS PBL14 END 96.412
HIERARCH ESO ISS PBLA14 START 79.913
HIERARCH ESO ISS PBLA14 END 81.093
HIERARCH ESO ISS PBL23 START 44.689
HIERARCH ESO ISS PBL23 END 44.106
HIERARCH ESO ISS PBLA23 START 91.5
HIERARCH ESO ISS PBLA23 END 92.8
HIERARCH ESO ISS PBL24 START 104.131
HIERARCH ESO ISS PBL24 END 103.548
HIERARCH ESO ISS PBLA24 START 26.966
HIERARCH ESO ISS PBLA24 END 27.658
HIERARCH ESO ISS PBL34 START 94.006
HIERARCH ESO ISS PBL34 END 93.982
HIERARCH ESO ISS PBLA34 START 1.549
HIERARCH ESO ISS PBLA34 END 2.445
HIERARCH ESO ISS AMBI TAU0 START 0.005192
HIERARCH ESO ISS AMBI TAU0 END 0.004967
HIERARCH ESO ISS AMBI TEMP 14.18
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.51