Exposure
ID
GRAVI.2020-12-04T04:46:41.628_1
Header ID
GRAVI.2020-12-04T04:46:41.628
Date updated
2020-12-04 04:56:51 UTC+0000
Release date
2021-12-04 04:56:51 UTC+0000
UTC Start
2020-12-04 04:46:41.628
UTC End
2020-12-04 04:50:41.628
MJD Start
59187.19909292
MJD End
59187.2018706978
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0054795
Ambient temperature (°C)
11.48
Seeing (arcsec)
0.465
Observation
ID
46007
Category
science
Program ID
1103.C-0477(C)
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
34629
Name
HIP22812
RA
73.615556
DEC
-3.22593
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 89.1330 88.8550 114.5000 114.7000
A0-J2 129.1660 129.0650 92.7000 92.7000
A0-J3 128.4520 128.8860 48.2500 48.4820
G1-J2 57.0880 57.2600 57.1000 57.3000
G1-J3 123.4410 123.5510 6.8620 7.3290
J2-J3 97.3970 97.1670 340.0730 340.5100
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(C)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59187.19909292
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.615556
DEC -3.22593
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 89.133
HIERARCH ESO ISS PBL12 END 88.855
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.7
HIERARCH ESO ISS PBL13 START 129.166
HIERARCH ESO ISS PBL13 END 129.065
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 128.452
HIERARCH ESO ISS PBL14 END 128.886
HIERARCH ESO ISS PBLA14 START 48.25
HIERARCH ESO ISS PBLA14 END 48.482
HIERARCH ESO ISS PBL23 START 57.088
HIERARCH ESO ISS PBL23 END 57.26
HIERARCH ESO ISS PBLA23 START 57.1
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 123.441
HIERARCH ESO ISS PBL24 END 123.551
HIERARCH ESO ISS PBLA24 START 6.862
HIERARCH ESO ISS PBLA24 END 7.329
HIERARCH ESO ISS PBL34 START 97.397
HIERARCH ESO ISS PBL34 END 97.167
HIERARCH ESO ISS PBLA34 START 340.073
HIERARCH ESO ISS PBLA34 END 340.51
HIERARCH ESO ISS AMBI TAU0 START 0.005489
HIERARCH ESO ISS AMBI TAU0 END 0.00547
HIERARCH ESO ISS AMBI TEMP 11.48
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.48