Exposure
ID
GRAVI.2024-01-08T07:55:10.124_1
Header ID
GRAVI.2024-01-08T07:55:10.124
Date updated
2024-01-08 08:10:44 UTC+0000
Release date
2025-01-08 08:10:44 UTC+0000
UTC Start
2024-01-08 07:55:10.124
UTC End
2024-01-08 08:01:50.124
MJD Start
60317.32997829
MJD End
60317.3346079196
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.009849
Ambient temperature (°C)
18.12
Seeing (arcsec)
0.365
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 46.0780 46.2660 146.4000 147.2000
A0-J2 128.2840 128.6020 87.1000 88.3000
A0-J6 165.1370 164.7820 23.0100 23.8970
B5-J2 111.9890 111.9660 66.4000 67.6000
B5-J6 194.3380 194.0810 11.5920 12.4070
J2-J6 158.8100 159.2860 336.4050 337.1750
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 60317.32997829
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 46.078
HIERARCH ESO ISS PBL12 END 46.266
HIERARCH ESO ISS PBLA12 START 146.4
HIERARCH ESO ISS PBLA12 END 147.2
HIERARCH ESO ISS PBL13 START 128.284
HIERARCH ESO ISS PBL13 END 128.602
HIERARCH ESO ISS PBLA13 START 87.1
HIERARCH ESO ISS PBLA13 END 88.3
HIERARCH ESO ISS PBL14 START 165.137
HIERARCH ESO ISS PBL14 END 164.782
HIERARCH ESO ISS PBLA14 START 23.01
HIERARCH ESO ISS PBLA14 END 23.897
HIERARCH ESO ISS PBL23 START 111.989
HIERARCH ESO ISS PBL23 END 111.966
HIERARCH ESO ISS PBLA23 START 66.4
HIERARCH ESO ISS PBLA23 END 67.6
HIERARCH ESO ISS PBL24 START 194.338
HIERARCH ESO ISS PBL24 END 194.081
HIERARCH ESO ISS PBLA24 START 11.592
HIERARCH ESO ISS PBLA24 END 12.407
HIERARCH ESO ISS PBL34 START 158.81
HIERARCH ESO ISS PBL34 END 159.286
HIERARCH ESO ISS PBLA34 START 336.405
HIERARCH ESO ISS PBLA34 END 337.175
HIERARCH ESO ISS AMBI TAU0 START 0.011112
HIERARCH ESO ISS AMBI TAU0 END 0.008586
HIERARCH ESO ISS AMBI TEMP 18.12
HIERARCH ESO ISS AMBI FWHM START 0.36
HIERARCH ESO ISS AMBI FWHM END 0.37