Exposure
ID
GRAVI.2022-12-20T02:51:42.288_1
Header ID
GRAVI.2022-12-20T02:51:42.288
Date updated
2022-12-20 03:06:23 UTC+0000
Release date
2023-12-20 03:06:23 UTC+0000
UTC Start
2022-12-20 02:51:42.288
UTC End
2022-12-20 02:54:22.288
MJD Start
59933.11923945
MJD End
59933.1210913019
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0055145
Ambient temperature (°C)
12.21
Seeing (arcsec)
0.885
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 83.4740 83.8320 103.8000 104.1000
A0-J2 121.3100 121.7710 79.0000 79.5000
A0-K0 123.7670 124.0540 56.8430 57.3400
G1-J2 57.4360 57.5020 41.4000 41.9000
G1-K0 90.4520 90.4450 14.4370 14.8320
J2-K0 47.1490 47.1910 340.8550 341.1200
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 59933.11923945
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 83.474
HIERARCH ESO ISS PBL12 END 83.832
HIERARCH ESO ISS PBLA12 START 103.8
HIERARCH ESO ISS PBLA12 END 104.1
HIERARCH ESO ISS PBL13 START 121.31
HIERARCH ESO ISS PBL13 END 121.771
HIERARCH ESO ISS PBLA13 START 79.0
HIERARCH ESO ISS PBLA13 END 79.5
HIERARCH ESO ISS PBL14 START 123.767
HIERARCH ESO ISS PBL14 END 124.054
HIERARCH ESO ISS PBLA14 START 56.843
HIERARCH ESO ISS PBLA14 END 57.34
HIERARCH ESO ISS PBL23 START 57.436
HIERARCH ESO ISS PBL23 END 57.502
HIERARCH ESO ISS PBLA23 START 41.4
HIERARCH ESO ISS PBLA23 END 41.9
HIERARCH ESO ISS PBL24 START 90.452
HIERARCH ESO ISS PBL24 END 90.445
HIERARCH ESO ISS PBLA24 START 14.437
HIERARCH ESO ISS PBLA24 END 14.832
HIERARCH ESO ISS PBL34 START 47.149
HIERARCH ESO ISS PBL34 END 47.191
HIERARCH ESO ISS PBLA34 START 340.855
HIERARCH ESO ISS PBLA34 END 341.12
HIERARCH ESO ISS AMBI TAU0 START 0.006171
HIERARCH ESO ISS AMBI TAU0 END 0.004858
HIERARCH ESO ISS AMBI TEMP 12.21
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.95