Exposure
ID
GRAVI.2023-02-22T02:39:01.795_1
Header ID
GRAVI.2023-02-22T02:39:01.795
Date updated
2023-02-22 02:55:51 UTC+0000
Release date
2024-02-22 02:55:51 UTC+0000
UTC Start
2023-02-22 02:39:01.795
UTC End
2023-02-22 02:45:41.795
MJD Start
59997.11043744
MJD End
59997.1150670696
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007077
Ambient temperature (°C)
13.67
Seeing (arcsec)
0.615
Observation
ID
53496
Category
science
Program ID
110.23Z7.002
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
39784
Name
HD_44637
RA
95.850531
DEC
15.10177
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 70.3370 68.7220 108.3000 108.2000
A0-J2 116.3080 114.6110 85.5000 85.0000
A0-K0 125.6700 124.9620 68.6800 68.0990
G1-J2 58.2230 58.2210 57.6000 57.1000
G1-K0 84.3460 84.9070 36.5870 36.6450
J2-K0 36.5310 36.5680 1.7560 2.7800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.23Z7.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59997.11043744
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 44637
HIERARCH ESO INS SOBJ NAME HD_44637
RA 95.850531
DEC 15.10177
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 70.337
HIERARCH ESO ISS PBL12 END 68.722
HIERARCH ESO ISS PBLA12 START 108.3
HIERARCH ESO ISS PBLA12 END 108.2
HIERARCH ESO ISS PBL13 START 116.308
HIERARCH ESO ISS PBL13 END 114.611
HIERARCH ESO ISS PBLA13 START 85.5
HIERARCH ESO ISS PBLA13 END 85.0
HIERARCH ESO ISS PBL14 START 125.67
HIERARCH ESO ISS PBL14 END 124.962
HIERARCH ESO ISS PBLA14 START 68.68
HIERARCH ESO ISS PBLA14 END 68.099
HIERARCH ESO ISS PBL23 START 58.223
HIERARCH ESO ISS PBL23 END 58.221
HIERARCH ESO ISS PBLA23 START 57.6
HIERARCH ESO ISS PBLA23 END 57.1
HIERARCH ESO ISS PBL24 START 84.346
HIERARCH ESO ISS PBL24 END 84.907
HIERARCH ESO ISS PBLA24 START 36.587
HIERARCH ESO ISS PBLA24 END 36.645
HIERARCH ESO ISS PBL34 START 36.531
HIERARCH ESO ISS PBL34 END 36.568
HIERARCH ESO ISS PBLA34 START 1.756
HIERARCH ESO ISS PBLA34 END 2.78
HIERARCH ESO ISS AMBI TAU0 START 0.006695
HIERARCH ESO ISS AMBI TAU0 END 0.007459
HIERARCH ESO ISS AMBI TEMP 13.67
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.61