Exposure
ID
GRAVI.2021-01-18T03:52:55.863_1
Header ID
GRAVI.2021-01-18T03:52:55.863
Date updated
2021-01-18 04:05:58 UTC+0000
Release date
2022-01-18 04:05:58 UTC+0000
UTC Start
2021-01-18 03:52:55.863
UTC End
2021-01-18 03:56:55.863
MJD Start
59232.16175767
MJD End
59232.1645354478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0032
Ambient temperature (°C)
12.25
Seeing (arcsec)
0.97
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 75.9660 75.1170 108.9000 108.8000
A0-J2 121.6840 120.8810 87.5000 87.2000
A0-J3 129.6730 130.0410 52.2370 52.0970
G1-J2 57.9520 58.0330 59.0000 58.8000
G1-J3 108.3950 108.7850 16.4080 16.8310
J2-J3 76.5590 76.2500 345.5800 346.2370
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 59232.16175767
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 75.966
HIERARCH ESO ISS PBL12 END 75.117
HIERARCH ESO ISS PBLA12 START 108.9
HIERARCH ESO ISS PBLA12 END 108.8
HIERARCH ESO ISS PBL13 START 121.684
HIERARCH ESO ISS PBL13 END 120.881
HIERARCH ESO ISS PBLA13 START 87.5
HIERARCH ESO ISS PBLA13 END 87.2
HIERARCH ESO ISS PBL14 START 129.673
HIERARCH ESO ISS PBL14 END 130.041
HIERARCH ESO ISS PBLA14 START 52.237
HIERARCH ESO ISS PBLA14 END 52.097
HIERARCH ESO ISS PBL23 START 57.952
HIERARCH ESO ISS PBL23 END 58.033
HIERARCH ESO ISS PBLA23 START 59.0
HIERARCH ESO ISS PBLA23 END 58.8
HIERARCH ESO ISS PBL24 START 108.395
HIERARCH ESO ISS PBL24 END 108.785
HIERARCH ESO ISS PBLA24 START 16.408
HIERARCH ESO ISS PBLA24 END 16.831
HIERARCH ESO ISS PBL34 START 76.559
HIERARCH ESO ISS PBL34 END 76.25
HIERARCH ESO ISS PBLA34 START 345.58
HIERARCH ESO ISS PBLA34 END 346.237
HIERARCH ESO ISS AMBI TAU0 START 0.002855
HIERARCH ESO ISS AMBI TAU0 END 0.003545
HIERARCH ESO ISS AMBI TEMP 12.25
HIERARCH ESO ISS AMBI FWHM START 1.11
HIERARCH ESO ISS AMBI FWHM END 0.83