Exposure
ID
GRAVI.2021-10-06T01:47:57.226_1
Header ID
GRAVI.2021-10-06T01:47:57.226
Date updated
2021-10-06 02:01:07 UTC+0000
Release date
2021-10-06 01:47:57 UTC+0000
UTC Start
2021-10-06 01:47:57.226
UTC End
2021-10-06 01:51:57.226
MJD Start
59493.07496789
MJD End
59493.0777456678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0030825
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.505
Observation
ID
48440
Category
calibrator
Program ID
105.207C.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
ID
36320
Name
HD_187516
RA
297.807977
DEC
-24.89851
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 82.1460 81.6840 134.3000 135.0000
A0-J2 112.2450 111.2100 108.7000 109.3000
A0-K0 111.2810 110.2050 83.5890 83.9770
G1-J2 52.0710 51.6640 65.8000 66.1000
G1-K0 86.8960 86.6380 36.5790 36.7980
J2-K0 48.6410 48.6430 5.0460 5.5100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59493.07496789
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_187516
HIERARCH ESO INS SOBJ NAME HD_187516
RA 297.807977
DEC -24.89851
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 82.146
HIERARCH ESO ISS PBL12 END 81.684
HIERARCH ESO ISS PBLA12 START 134.3
HIERARCH ESO ISS PBLA12 END 135.0
HIERARCH ESO ISS PBL13 START 112.245
HIERARCH ESO ISS PBL13 END 111.21
HIERARCH ESO ISS PBLA13 START 108.7
HIERARCH ESO ISS PBLA13 END 109.3
HIERARCH ESO ISS PBL14 START 111.281
HIERARCH ESO ISS PBL14 END 110.205
HIERARCH ESO ISS PBLA14 START 83.589
HIERARCH ESO ISS PBLA14 END 83.977
HIERARCH ESO ISS PBL23 START 52.071
HIERARCH ESO ISS PBL23 END 51.664
HIERARCH ESO ISS PBLA23 START 65.8
HIERARCH ESO ISS PBLA23 END 66.1
HIERARCH ESO ISS PBL24 START 86.896
HIERARCH ESO ISS PBL24 END 86.638
HIERARCH ESO ISS PBLA24 START 36.579
HIERARCH ESO ISS PBLA24 END 36.798
HIERARCH ESO ISS PBL34 START 48.641
HIERARCH ESO ISS PBL34 END 48.643
HIERARCH ESO ISS PBLA34 START 5.046
HIERARCH ESO ISS PBLA34 END 5.51
HIERARCH ESO ISS AMBI TAU0 START 0.002781
HIERARCH ESO ISS AMBI TAU0 END 0.003384
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.49