Exposure
ID
GRAVI.2022-12-20T02:48:27.280_1
Header ID
GRAVI.2022-12-20T02:48:27.280
Date updated
2022-12-20 03:00:51 UTC+0000
Release date
2023-12-20 03:00:51 UTC+0000
UTC Start
2022-12-20 02:48:27.280
UTC End
2022-12-20 02:51:07.280
MJD Start
59933.11698241
MJD End
59933.1188342619
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005256
Ambient temperature (°C)
12.22
Seeing (arcsec)
0.915
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 83.0620 83.4310 103.4000 103.8000
A0-J2 120.7790 121.2540 78.5000 78.9000
A0-K0 123.4350 123.7320 56.2780 56.7810
G1-J2 57.3590 57.4280 40.9000 41.4000
G1-K0 90.4580 90.4520 13.9900 14.3870
J2-K0 47.1010 47.1440 340.5570 340.8210
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 59933.11698241
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 83.062
HIERARCH ESO ISS PBL12 END 83.431
HIERARCH ESO ISS PBLA12 START 103.4
HIERARCH ESO ISS PBLA12 END 103.8
HIERARCH ESO ISS PBL13 START 120.779
HIERARCH ESO ISS PBL13 END 121.254
HIERARCH ESO ISS PBLA13 START 78.5
HIERARCH ESO ISS PBLA13 END 78.9
HIERARCH ESO ISS PBL14 START 123.435
HIERARCH ESO ISS PBL14 END 123.732
HIERARCH ESO ISS PBLA14 START 56.278
HIERARCH ESO ISS PBLA14 END 56.781
HIERARCH ESO ISS PBL23 START 57.359
HIERARCH ESO ISS PBL23 END 57.428
HIERARCH ESO ISS PBLA23 START 40.9
HIERARCH ESO ISS PBLA23 END 41.4
HIERARCH ESO ISS PBL24 START 90.458
HIERARCH ESO ISS PBL24 END 90.452
HIERARCH ESO ISS PBLA24 START 13.99
HIERARCH ESO ISS PBLA24 END 14.387
HIERARCH ESO ISS PBL34 START 47.101
HIERARCH ESO ISS PBL34 END 47.144
HIERARCH ESO ISS PBLA34 START 340.557
HIERARCH ESO ISS PBLA34 END 340.821
HIERARCH ESO ISS AMBI TAU0 START 0.005157
HIERARCH ESO ISS AMBI TAU0 END 0.005355
HIERARCH ESO ISS AMBI TEMP 12.22
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.9