Exposure
ID
GRAVI.2023-01-24T02:49:03.828_1
Header ID
GRAVI.2023-01-24T02:49:03.828
Date updated
2023-01-24 03:05:27 UTC+0000
Release date
2024-01-24 03:05:27 UTC+0000
UTC Start
2023-01-24 02:49:03.828
UTC End
2023-01-24 02:55:43.828
MJD Start
59968.11740542
MJD End
59968.1220350496
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0077935
Ambient temperature (°C)
12.86
Seeing (arcsec)
0.755
Observation
ID
53977
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
40121
Name
HD_42908
RA
93.424614
DEC
8.71238
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.3690 86.6770 112.1000 112.0000
A0-J2 129.0780 128.8280 92.2000 91.9000
A0-J3 123.2660 124.3660 51.2370 51.3850
G1-J2 55.6170 56.0460 59.8000 59.7000
G1-J3 111.1110 111.4210 7.8460 8.6850
J2-J3 88.3920 87.7840 338.1660 338.9110
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 59968.11740542
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 42908
HIERARCH ESO INS SOBJ NAME HD_42908
RA 93.424614
DEC 8.71238
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 J3
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 87.369
HIERARCH ESO ISS PBL12 END 86.677
HIERARCH ESO ISS PBLA12 START 112.1
HIERARCH ESO ISS PBLA12 END 112.0
HIERARCH ESO ISS PBL13 START 129.078
HIERARCH ESO ISS PBL13 END 128.828
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 123.266
HIERARCH ESO ISS PBL14 END 124.366
HIERARCH ESO ISS PBLA14 START 51.237
HIERARCH ESO ISS PBLA14 END 51.385
HIERARCH ESO ISS PBL23 START 55.617
HIERARCH ESO ISS PBL23 END 56.046
HIERARCH ESO ISS PBLA23 START 59.8
HIERARCH ESO ISS PBLA23 END 59.7
HIERARCH ESO ISS PBL24 START 111.111
HIERARCH ESO ISS PBL24 END 111.421
HIERARCH ESO ISS PBLA24 START 7.846
HIERARCH ESO ISS PBLA24 END 8.685
HIERARCH ESO ISS PBL34 START 88.392
HIERARCH ESO ISS PBL34 END 87.784
HIERARCH ESO ISS PBLA34 START 338.166
HIERARCH ESO ISS PBLA34 END 338.911
HIERARCH ESO ISS AMBI TAU0 START 0.007448
HIERARCH ESO ISS AMBI TAU0 END 0.008139
HIERARCH ESO ISS AMBI TEMP 12.86
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.74