Exposure
ID
GRAVI.2021-01-18T04:22:58.938_1
Header ID
GRAVI.2021-01-18T04:22:58.938
Date updated
2021-01-18 04:36:16 UTC+0000
Release date
2022-01-18 04:36:15 UTC+0000
UTC Start
2021-01-18 04:22:58.938
UTC End
2021-01-18 04:26:58.938
MJD Start
59232.1826266
MJD End
59232.1854043778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0036225
Ambient temperature (°C)
11.54
Seeing (arcsec)
0.95
Observation
ID
46403
Category
science
Program ID
1103.C-0477(B)
Program Title
ARMADA: ARANGEMENT FOR MICRO-ARCSECOND DIFFERENTIAL ASTROMETRY TO DETECT GIANT PLANETS AROUND HOT STARS
Program Type
DDT
PI / COI
GARDNER/ MONNIER/ LE BOUQUIN/ KRAUS/ IRELAND/ WOILLEZ/ BERGER/ LAGRANGE/ SEGRANSAN/ KRATTER/ SAHLMANN/ ZHOU/ QUELOZ/ PHUHL/ MOUILLET/ LACOUR/ KERVELLA
Target
ID
34886
Name
HIP27316
RA
86.803677
DEC
14.48811
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 69.4960 68.4980 108.7000 108.7000
A0-J2 115.1850 114.1160 85.4000 85.1000
A0-J3 131.7030 131.8820 51.0550 50.8520
G1-J2 58.2260 58.2100 57.3000 57.0000
G1-J3 111.2790 111.7060 19.2020 19.5580
J2-J3 74.6660 74.4580 350.4410 351.1640
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(B)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59232.1826266
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 131_Tau
HIERARCH ESO INS SOBJ NAME HIP27316
RA 86.803677
DEC 14.48811
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 69.496
HIERARCH ESO ISS PBL12 END 68.498
HIERARCH ESO ISS PBLA12 START 108.7
HIERARCH ESO ISS PBLA12 END 108.7
HIERARCH ESO ISS PBL13 START 115.185
HIERARCH ESO ISS PBL13 END 114.116
HIERARCH ESO ISS PBLA13 START 85.4
HIERARCH ESO ISS PBLA13 END 85.1
HIERARCH ESO ISS PBL14 START 131.703
HIERARCH ESO ISS PBL14 END 131.882
HIERARCH ESO ISS PBLA14 START 51.055
HIERARCH ESO ISS PBLA14 END 50.852
HIERARCH ESO ISS PBL23 START 58.226
HIERARCH ESO ISS PBL23 END 58.21
HIERARCH ESO ISS PBLA23 START 57.3
HIERARCH ESO ISS PBLA23 END 57.0
HIERARCH ESO ISS PBL24 START 111.279
HIERARCH ESO ISS PBL24 END 111.706
HIERARCH ESO ISS PBLA24 START 19.202
HIERARCH ESO ISS PBLA24 END 19.558
HIERARCH ESO ISS PBL34 START 74.666
HIERARCH ESO ISS PBL34 END 74.458
HIERARCH ESO ISS PBLA34 START 350.441
HIERARCH ESO ISS PBLA34 END 351.164
HIERARCH ESO ISS AMBI TAU0 START 0.003355
HIERARCH ESO ISS AMBI TAU0 END 0.00389
HIERARCH ESO ISS AMBI TEMP 11.54
HIERARCH ESO ISS AMBI FWHM START 1.07
HIERARCH ESO ISS AMBI FWHM END 0.83