Exposure
ID
GRAVI.2022-11-29T04:01:12.785_1
Header ID
GRAVI.2022-11-29T04:01:12.785
Date updated
2022-11-29 04:10:51 UTC+0000
Release date
2023-11-29 04:10:51 UTC+0000
UTC Start
2022-11-29 04:01:12.785
UTC End
2022-11-29 04:03:52.785
MJD Start
59912.16750909
MJD End
59912.1693609419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.003399
Ambient temperature (°C)
12.63
Seeing (arcsec)
1.06
Observation
ID
53340
Category
science
Program ID
110.23Z7.001
Program Title
SUBDWARF COMPANIONS AND ORIGIN OF BE STARS: TOWARDS THE FIRST STATISTICALLY SIGNIFICANT SET OF FUNDAMENTAL PARAMETERS
Program Type
Normal
PI / COI
KLEMENT/ RIVINIUS/ BAADE/ MÉRAND
Target
ID
39670
Name
alf_Col
RA
84.909584
DEC
-34.07424
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 81.7700 82.1700 102.2000 102.6000
A0-J2 119.1140 119.6300 76.9000 77.4000
A0-K0 122.3960 122.7180 54.5670 55.0910
G1-J2 57.1150 57.1900 39.2000 39.7000
G1-K0 90.4730 90.4690 12.6510 13.0600
J2-K0 46.9510 46.9980 339.6860 339.9490
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23Z7.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59912.16750909
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME alf Col
HIERARCH ESO INS SOBJ NAME alf_Col
RA 84.909584
DEC -34.07424
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 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 81.77
HIERARCH ESO ISS PBL12 END 82.17
HIERARCH ESO ISS PBLA12 START 102.2
HIERARCH ESO ISS PBLA12 END 102.6
HIERARCH ESO ISS PBL13 START 119.114
HIERARCH ESO ISS PBL13 END 119.63
HIERARCH ESO ISS PBLA13 START 76.9
HIERARCH ESO ISS PBLA13 END 77.4
HIERARCH ESO ISS PBL14 START 122.396
HIERARCH ESO ISS PBL14 END 122.718
HIERARCH ESO ISS PBLA14 START 54.567
HIERARCH ESO ISS PBLA14 END 55.091
HIERARCH ESO ISS PBL23 START 57.115
HIERARCH ESO ISS PBL23 END 57.19
HIERARCH ESO ISS PBLA23 START 39.2
HIERARCH ESO ISS PBLA23 END 39.7
HIERARCH ESO ISS PBL24 START 90.473
HIERARCH ESO ISS PBL24 END 90.469
HIERARCH ESO ISS PBLA24 START 12.651
HIERARCH ESO ISS PBLA24 END 13.06
HIERARCH ESO ISS PBL34 START 46.951
HIERARCH ESO ISS PBL34 END 46.998
HIERARCH ESO ISS PBLA34 START 339.686
HIERARCH ESO ISS PBLA34 END 339.949
HIERARCH ESO ISS AMBI TAU0 START 0.004304
HIERARCH ESO ISS AMBI TAU0 END 0.002494
HIERARCH ESO ISS AMBI TEMP 12.63
HIERARCH ESO ISS AMBI FWHM START 0.95
HIERARCH ESO ISS AMBI FWHM END 1.17