Exposure
ID
GRAVI.2024-08-27T09:28:33.777_1
Header ID
GRAVI.2024-08-27T09:28:33.777
Date updated
2024-08-27 09:40:42 UTC+0000
Release date
2024-08-27 09:28:33 UTC+0000
UTC Start
2024-08-27 09:28:33.777
UTC End
2024-08-27 09:31:13.777
MJD Start
60549.39483538
MJD End
60549.396687231856
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.007121499999999999
Ambient temperature (°C)
11.01
Seeing (arcsec)
0.5
Observation
ID
60434
Category
calibrator
Program ID
114.27DS.001
Program Title
COMPLETING THE VLTI/GRAVITY MULTIPLICITY SURVEY OF NEARBY A-TYPE STARS WITH HIGH GAIA-HIPPARCOS ACCELERATIONS
Program Type
Normal
PI / COI
WAISBERG / KLEIN / KATZ
Target
ID
44885
Name
HD18447
RA
44.184429
DEC
-36.69953
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G2 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G2 67.3530 67.2560 52.9000 53.2000
A0-J2 129.1440 129.0880 94.8000 95.2000
A0-J3 130.2860 130.1000 48.3670 48.7310
G2-J2 90.9640 91.0170 124.5000 124.9000
G2-J3 63.3600 63.2720 43.5940 43.9470
J2-J3 102.2690 102.3270 342.1710 342.5040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27DS.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60549.39483538
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 18447
HIERARCH ESO INS SOBJ NAME HD18447
RA 44.184429
DEC -36.69953
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 G2
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 67.353
HIERARCH ESO ISS PBL12 END 67.256
HIERARCH ESO ISS PBLA12 START 52.9
HIERARCH ESO ISS PBLA12 END 53.2
HIERARCH ESO ISS PBL13 START 129.144
HIERARCH ESO ISS PBL13 END 129.088
HIERARCH ESO ISS PBLA13 START 94.8
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 130.286
HIERARCH ESO ISS PBL14 END 130.1
HIERARCH ESO ISS PBLA14 START 48.367
HIERARCH ESO ISS PBLA14 END 48.731
HIERARCH ESO ISS PBL23 START 90.964
HIERARCH ESO ISS PBL23 END 91.017
HIERARCH ESO ISS PBLA23 START 124.5
HIERARCH ESO ISS PBLA23 END 124.9
HIERARCH ESO ISS PBL24 START 63.36
HIERARCH ESO ISS PBL24 END 63.272
HIERARCH ESO ISS PBLA24 START 43.594
HIERARCH ESO ISS PBLA24 END 43.947
HIERARCH ESO ISS PBL34 START 102.269
HIERARCH ESO ISS PBL34 END 102.327
HIERARCH ESO ISS PBLA34 START 342.171
HIERARCH ESO ISS PBLA34 END 342.504
HIERARCH ESO ISS AMBI TAU0 START 0.006919
HIERARCH ESO ISS AMBI TAU0 END 0.007324
HIERARCH ESO ISS AMBI TEMP 11.01
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.46