Exposure
ID
GRAVI.2024-01-08T07:40:19.087_1
Header ID
GRAVI.2024-01-08T07:40:19.087
Date updated
2024-01-08 08:00:59 UTC+0000
Release date
2025-01-08 08:00:59 UTC+0000
UTC Start
2024-01-08 07:40:19.087
UTC End
2024-01-08 07:46:59.087
MJD Start
60317.31966536
MJD End
60317.3242949896
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.007148
Ambient temperature (°C)
18.05
Seeing (arcsec)
0.49
Observation
ID
58142
Category
science
Program ID
112.25UY.001
Program Title
ESTABLISHING THE NATURE OF THE NEAR-INFRARED COMPANION TO THE AP STAR HD94660
Program Type
Normal
PI / COI
SCHOELLER/ HUMMEL/ HUBRIG/ MATHYS/ KURTZ/ GONZALEZ/ ROBRADE/ JARVINEN/ DRAKE/ WOLFF
Target
ID
43058
Name
HD4660
RA
163.752409
DEC
-42.2511
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 45.6370 45.8500 144.7000 145.5000
A0-J2 127.3900 127.8450 84.6000 85.8000
A0-J6 165.8130 165.5100 21.0830 21.9910
B5-J2 111.8820 111.9580 63.9000 65.1000
B5-J6 194.8180 194.6050 9.8330 10.6600
J2-J6 157.6950 158.2340 334.7890 335.5410
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25UY.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60317.31966536
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V KQ Vel
HIERARCH ESO INS SOBJ NAME HD4660
RA 163.752409
DEC -42.2511
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 45.637
HIERARCH ESO ISS PBL12 END 45.85
HIERARCH ESO ISS PBLA12 START 144.7
HIERARCH ESO ISS PBLA12 END 145.5
HIERARCH ESO ISS PBL13 START 127.39
HIERARCH ESO ISS PBL13 END 127.845
HIERARCH ESO ISS PBLA13 START 84.6
HIERARCH ESO ISS PBLA13 END 85.8
HIERARCH ESO ISS PBL14 START 165.813
HIERARCH ESO ISS PBL14 END 165.51
HIERARCH ESO ISS PBLA14 START 21.083
HIERARCH ESO ISS PBLA14 END 21.991
HIERARCH ESO ISS PBL23 START 111.882
HIERARCH ESO ISS PBL23 END 111.958
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 65.1
HIERARCH ESO ISS PBL24 START 194.818
HIERARCH ESO ISS PBL24 END 194.605
HIERARCH ESO ISS PBLA24 START 9.833
HIERARCH ESO ISS PBLA24 END 10.66
HIERARCH ESO ISS PBL34 START 157.695
HIERARCH ESO ISS PBL34 END 158.234
HIERARCH ESO ISS PBLA34 START 334.789
HIERARCH ESO ISS PBLA34 END 335.541
HIERARCH ESO ISS AMBI TAU0 START 0.005922
HIERARCH ESO ISS AMBI TAU0 END 0.008374
HIERARCH ESO ISS AMBI TEMP 18.05
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.42