Exposure
ID
GRAVI.2020-12-21T03:53:55.265_1
Header ID
GRAVI.2020-12-21T03:53:55.265
Date updated
2020-12-21 04:05:44 UTC+0000
Release date
2021-12-21 04:05:44 UTC+0000
UTC Start
2020-12-21 03:53:55.265
UTC End
2020-12-21 03:57:55.265
MJD Start
59204.1624452
MJD End
59204.1652229778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0071155
Ambient temperature (°C)
14.86
Seeing (arcsec)
0.735
Observation
ID
46063
Category
science
Program ID
1103.C-0477(D)
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
34684
Name
HIP30953
RA
97.45392
DEC
-50.23928
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.6140 66.7870 256.4000 257.2000
K0-D0 95.8350 95.8830 238.1000 238.9000
K0-J3 49.1570 49.3670 320.5300 321.0530
G2-D0 38.7010 38.6480 205.4000 206.1000
G2-J3 63.2480 63.1660 31.9650 32.6700
D0-J3 101.7920 101.6550 29.4820 30.1690
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 1103.C-0477(D)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59204.1624452
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD46273
HIERARCH ESO INS SOBJ NAME HIP30953
RA 97.45392
DEC -50.23928
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 66.614
HIERARCH ESO ISS PBL12 END 66.787
HIERARCH ESO ISS PBLA12 START 256.4
HIERARCH ESO ISS PBLA12 END 257.2
HIERARCH ESO ISS PBL13 START 95.835
HIERARCH ESO ISS PBL13 END 95.883
HIERARCH ESO ISS PBLA13 START 238.1
HIERARCH ESO ISS PBLA13 END 238.9
HIERARCH ESO ISS PBL14 START 49.157
HIERARCH ESO ISS PBL14 END 49.367
HIERARCH ESO ISS PBLA14 START 320.53
HIERARCH ESO ISS PBLA14 END 321.053
HIERARCH ESO ISS PBL23 START 38.701
HIERARCH ESO ISS PBL23 END 38.648
HIERARCH ESO ISS PBLA23 START 205.4
HIERARCH ESO ISS PBLA23 END 206.1
HIERARCH ESO ISS PBL24 START 63.248
HIERARCH ESO ISS PBL24 END 63.166
HIERARCH ESO ISS PBLA24 START 31.965
HIERARCH ESO ISS PBLA24 END 32.67
HIERARCH ESO ISS PBL34 START 101.792
HIERARCH ESO ISS PBL34 END 101.655
HIERARCH ESO ISS PBLA34 START 29.482
HIERARCH ESO ISS PBLA34 END 30.169
HIERARCH ESO ISS AMBI TAU0 START 0.007049
HIERARCH ESO ISS AMBI TAU0 END 0.007182
HIERARCH ESO ISS AMBI TEMP 14.86
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.82