Exposure
ID
GRAVI.2022-11-29T03:44:18.743_1
Header ID
GRAVI.2022-11-29T03:44:18.743
Date updated
2022-11-29 03:56:02 UTC+0000
Release date
2023-11-29 03:56:02 UTC+0000
UTC Start
2022-11-29 03:44:18.743
UTC End
2022-11-29 03:46:58.743
MJD Start
59912.15577249
MJD End
59912.1576243419
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0026985
Ambient temperature (°C)
12.68
Seeing (arcsec)
1.26
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 79.2930 79.7470 100.2000 100.6000
A0-J2 115.9330 116.5150 74.2000 74.7000
A0-K0 120.4200 120.7800 51.4920 52.0440
G1-J2 56.6500 56.7340 36.2000 36.8000
G1-K0 90.4830 90.4830 10.3110 10.7260
J2-K0 46.6600 46.7140 338.2410 338.4920
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 59912.15577249
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 79.293
HIERARCH ESO ISS PBL12 END 79.747
HIERARCH ESO ISS PBLA12 START 100.2
HIERARCH ESO ISS PBLA12 END 100.6
HIERARCH ESO ISS PBL13 START 115.933
HIERARCH ESO ISS PBL13 END 116.515
HIERARCH ESO ISS PBLA13 START 74.2
HIERARCH ESO ISS PBLA13 END 74.7
HIERARCH ESO ISS PBL14 START 120.42
HIERARCH ESO ISS PBL14 END 120.78
HIERARCH ESO ISS PBLA14 START 51.492
HIERARCH ESO ISS PBLA14 END 52.044
HIERARCH ESO ISS PBL23 START 56.65
HIERARCH ESO ISS PBL23 END 56.734
HIERARCH ESO ISS PBLA23 START 36.2
HIERARCH ESO ISS PBLA23 END 36.8
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.483
HIERARCH ESO ISS PBLA24 START 10.311
HIERARCH ESO ISS PBLA24 END 10.726
HIERARCH ESO ISS PBL34 START 46.66
HIERARCH ESO ISS PBL34 END 46.714
HIERARCH ESO ISS PBLA34 START 338.241
HIERARCH ESO ISS PBLA34 END 338.492
HIERARCH ESO ISS AMBI TAU0 START 0.002824
HIERARCH ESO ISS AMBI TAU0 END 0.002573
HIERARCH ESO ISS AMBI TEMP 12.68
HIERARCH ESO ISS AMBI FWHM START 1.22
HIERARCH ESO ISS AMBI FWHM END 1.3