Exposure
ID
GRAVI.2021-09-06T03:54:09.363_1
Header ID
GRAVI.2021-09-06T03:54:09.363
Date updated
2021-09-06 04:06:40 UTC+0000
Release date
2022-09-06 04:06:40 UTC+0000
UTC Start
2021-09-06 03:54:09.363
UTC End
2021-09-06 03:58:09.363
MJD Start
59463.16260837
MJD End
59463.1653861478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0056015
Ambient temperature (°C)
13.81
Seeing (arcsec)
0.46
Observation
ID
48141
Category
science
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
36125
Name
HR_7578
RA
298.572065
DEC
-23.94305
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 81.1100 80.6240 134.9000 135.7000
A0-J2 110.6110 109.5250 108.9000 109.6000
A0-J3 120.6270 119.8430 56.1200 56.3020
G1-J2 51.7600 51.3400 65.7000 65.9000
G1-J3 131.6150 131.5320 18.9250 19.2530
J2-J3 103.2670 103.2590 357.5150 358.0620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59463.16260837
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_7578
HIERARCH ESO INS SOBJ NAME HR_7578
RA 298.572065
DEC -23.94305
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 J3
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 81.11
HIERARCH ESO ISS PBL12 END 80.624
HIERARCH ESO ISS PBLA12 START 134.9
HIERARCH ESO ISS PBLA12 END 135.7
HIERARCH ESO ISS PBL13 START 110.611
HIERARCH ESO ISS PBL13 END 109.525
HIERARCH ESO ISS PBLA13 START 108.9
HIERARCH ESO ISS PBLA13 END 109.6
HIERARCH ESO ISS PBL14 START 120.627
HIERARCH ESO ISS PBL14 END 119.843
HIERARCH ESO ISS PBLA14 START 56.12
HIERARCH ESO ISS PBLA14 END 56.302
HIERARCH ESO ISS PBL23 START 51.76
HIERARCH ESO ISS PBL23 END 51.34
HIERARCH ESO ISS PBLA23 START 65.7
HIERARCH ESO ISS PBLA23 END 65.9
HIERARCH ESO ISS PBL24 START 131.615
HIERARCH ESO ISS PBL24 END 131.532
HIERARCH ESO ISS PBLA24 START 18.925
HIERARCH ESO ISS PBLA24 END 19.253
HIERARCH ESO ISS PBL34 START 103.267
HIERARCH ESO ISS PBL34 END 103.259
HIERARCH ESO ISS PBLA34 START 357.515
HIERARCH ESO ISS PBLA34 END 358.062
HIERARCH ESO ISS AMBI TAU0 START 0.006037
HIERARCH ESO ISS AMBI TAU0 END 0.005166
HIERARCH ESO ISS AMBI TEMP 13.81
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.53