Exposure
ID
GRAVI.2021-01-18T04:02:01.886_1
Header ID
GRAVI.2021-01-18T04:02:01.886
Date updated
2021-01-18 04:16:11 UTC+0000
Release date
2022-01-18 04:16:11 UTC+0000
UTC Start
2021-01-18 04:02:01.886
UTC End
2021-01-18 04:06:01.886
MJD Start
59232.16807738
MJD End
59232.1708551578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003346
Ambient temperature (°C)
12.18
Seeing (arcsec)
1.25
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 74.1210 73.2220 108.8000 108.7000
A0-J2 119.9180 119.0300 86.9000 86.6000
A0-J3 130.4300 130.7400 51.9260 51.7670
G1-J2 58.1080 58.1580 58.5000 58.3000
G1-J3 109.2400 109.6440 17.3040 17.7080
J2-J3 75.9120 75.6310 347.0020 347.6820
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 59232.16807738
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 74.121
HIERARCH ESO ISS PBL12 END 73.222
HIERARCH ESO ISS PBLA12 START 108.8
HIERARCH ESO ISS PBLA12 END 108.7
HIERARCH ESO ISS PBL13 START 119.918
HIERARCH ESO ISS PBL13 END 119.03
HIERARCH ESO ISS PBLA13 START 86.9
HIERARCH ESO ISS PBLA13 END 86.6
HIERARCH ESO ISS PBL14 START 130.43
HIERARCH ESO ISS PBL14 END 130.74
HIERARCH ESO ISS PBLA14 START 51.926
HIERARCH ESO ISS PBLA14 END 51.767
HIERARCH ESO ISS PBL23 START 58.108
HIERARCH ESO ISS PBL23 END 58.158
HIERARCH ESO ISS PBLA23 START 58.5
HIERARCH ESO ISS PBLA23 END 58.3
HIERARCH ESO ISS PBL24 START 109.24
HIERARCH ESO ISS PBL24 END 109.644
HIERARCH ESO ISS PBLA24 START 17.304
HIERARCH ESO ISS PBLA24 END 17.708
HIERARCH ESO ISS PBL34 START 75.912
HIERARCH ESO ISS PBL34 END 75.631
HIERARCH ESO ISS PBLA34 START 347.002
HIERARCH ESO ISS PBLA34 END 347.682
HIERARCH ESO ISS AMBI TAU0 START 0.003876
HIERARCH ESO ISS AMBI TAU0 END 0.002816
HIERARCH ESO ISS AMBI TEMP 12.18
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 1.56