Exposure
ID
GRAVI.2021-10-04T08:47:23.927_1
Header ID
GRAVI.2021-10-04T08:47:23.927
Date updated
2021-10-04 08:58:34 UTC+0000
Release date
2022-10-04 08:58:34 UTC+0000
UTC Start
2021-10-04 08:47:23.927
UTC End
2021-10-04 08:51:23.927
MJD Start
59491.36624915
MJD End
59491.3690269278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0053915
Ambient temperature (°C)
11.69
Seeing (arcsec)
0.73
Observation
ID
48428
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
36309
Name
HIP22812
RA
73.614448
DEC
-3.22593
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.1410 88.8630 114.5000 114.7000
A0-J2 129.1680 129.0670 92.7000 92.7000
A0-K0 127.2700 127.4890 72.3250 72.4160
G1-J2 57.0810 57.2540 57.1000 57.3000
G1-K0 85.6610 85.9140 27.9620 28.3370
J2-K0 45.3370 45.2810 350.1320 350.6030
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 59491.36624915
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.614448
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 K0
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 89.141
HIERARCH ESO ISS PBL12 END 88.863
HIERARCH ESO ISS PBLA12 START 114.5
HIERARCH ESO ISS PBLA12 END 114.7
HIERARCH ESO ISS PBL13 START 129.168
HIERARCH ESO ISS PBL13 END 129.067
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 127.27
HIERARCH ESO ISS PBL14 END 127.489
HIERARCH ESO ISS PBLA14 START 72.325
HIERARCH ESO ISS PBLA14 END 72.416
HIERARCH ESO ISS PBL23 START 57.081
HIERARCH ESO ISS PBL23 END 57.254
HIERARCH ESO ISS PBLA23 START 57.1
HIERARCH ESO ISS PBLA23 END 57.3
HIERARCH ESO ISS PBL24 START 85.661
HIERARCH ESO ISS PBL24 END 85.914
HIERARCH ESO ISS PBLA24 START 27.962
HIERARCH ESO ISS PBLA24 END 28.337
HIERARCH ESO ISS PBL34 START 45.337
HIERARCH ESO ISS PBL34 END 45.281
HIERARCH ESO ISS PBLA34 START 350.132
HIERARCH ESO ISS PBLA34 END 350.603
HIERARCH ESO ISS AMBI TAU0 START 0.005804
HIERARCH ESO ISS AMBI TAU0 END 0.004979
HIERARCH ESO ISS AMBI TEMP 11.69
HIERARCH ESO ISS AMBI FWHM START 0.64
HIERARCH ESO ISS AMBI FWHM END 0.82