Exposure
ID
GRAVI.2022-12-20T02:41:18.263_1
Header ID
GRAVI.2022-12-20T02:41:18.263
Date updated
2022-12-20 02:50:59 UTC+0000
Release date
2023-12-20 02:50:59 UTC+0000
UTC Start
2022-12-20 02:41:18.263
UTC End
2022-12-20 02:43:58.263
MJD Start
59933.11201693
MJD End
59933.1138687819
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00496
Ambient temperature (°C)
12.14
Seeing (arcsec)
0.92
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 82.1300 82.5220 102.6000 102.9000
A0-J2 119.5780 120.0830 77.4000 77.8000
A0-K0 122.6860 123.0010 55.0380 55.5520
G1-J2 57.1830 57.2570 39.7000 40.2000
G1-K0 90.4700 90.4660 13.0190 13.4190
J2-K0 46.9930 47.0390 339.9230 340.1810
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 59933.11201693
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 82.13
HIERARCH ESO ISS PBL12 END 82.522
HIERARCH ESO ISS PBLA12 START 102.6
HIERARCH ESO ISS PBLA12 END 102.9
HIERARCH ESO ISS PBL13 START 119.578
HIERARCH ESO ISS PBL13 END 120.083
HIERARCH ESO ISS PBLA13 START 77.4
HIERARCH ESO ISS PBLA13 END 77.8
HIERARCH ESO ISS PBL14 START 122.686
HIERARCH ESO ISS PBL14 END 123.001
HIERARCH ESO ISS PBLA14 START 55.038
HIERARCH ESO ISS PBLA14 END 55.552
HIERARCH ESO ISS PBL23 START 57.183
HIERARCH ESO ISS PBL23 END 57.257
HIERARCH ESO ISS PBLA23 START 39.7
HIERARCH ESO ISS PBLA23 END 40.2
HIERARCH ESO ISS PBL24 START 90.47
HIERARCH ESO ISS PBL24 END 90.466
HIERARCH ESO ISS PBLA24 START 13.019
HIERARCH ESO ISS PBLA24 END 13.419
HIERARCH ESO ISS PBL34 START 46.993
HIERARCH ESO ISS PBL34 END 47.039
HIERARCH ESO ISS PBLA34 START 339.923
HIERARCH ESO ISS PBLA34 END 340.181
HIERARCH ESO ISS AMBI TAU0 START 0.005637
HIERARCH ESO ISS AMBI TAU0 END 0.004283
HIERARCH ESO ISS AMBI TEMP 12.14
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 1.03