Exposure
ID
GRAVI.2021-01-15T02:56:55.433_1
Header ID
GRAVI.2021-01-15T02:56:55.433
Date updated
2021-01-15 03:10:23 UTC+0000
Release date
2022-01-15 03:10:23 UTC+0000
UTC Start
2021-01-15 02:56:55.433
UTC End
2021-01-15 03:00:55.433
MJD Start
59229.12286381
MJD End
59229.1256415878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0018425
Ambient temperature (°C)
13.23
Seeing (arcsec)
1.485
Observation
ID
46343
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
34858
Name
HIP22812
RA
73.615966
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 83.6270 83.0440 117.1000 117.4000
A0-J2 124.4030 123.7330 93.6000 93.7000
A0-J3 132.1700 132.2730 50.4300 50.5290
G1-J2 58.2280 58.2140 58.6000 58.7000
G1-J3 125.3100 125.4860 12.6400 13.0530
J2-J3 94.6040 94.4180 346.3760 346.9120
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 59229.12286381
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31297
HIERARCH ESO INS SOBJ NAME HIP22812
RA 73.615966
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 83.627
HIERARCH ESO ISS PBL12 END 83.044
HIERARCH ESO ISS PBLA12 START 117.1
HIERARCH ESO ISS PBLA12 END 117.4
HIERARCH ESO ISS PBL13 START 124.403
HIERARCH ESO ISS PBL13 END 123.733
HIERARCH ESO ISS PBLA13 START 93.6
HIERARCH ESO ISS PBLA13 END 93.7
HIERARCH ESO ISS PBL14 START 132.17
HIERARCH ESO ISS PBL14 END 132.273
HIERARCH ESO ISS PBLA14 START 50.43
HIERARCH ESO ISS PBLA14 END 50.529
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.214
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.7
HIERARCH ESO ISS PBL24 START 125.31
HIERARCH ESO ISS PBL24 END 125.486
HIERARCH ESO ISS PBLA24 START 12.64
HIERARCH ESO ISS PBLA24 END 13.053
HIERARCH ESO ISS PBL34 START 94.604
HIERARCH ESO ISS PBL34 END 94.418
HIERARCH ESO ISS PBLA34 START 346.376
HIERARCH ESO ISS PBLA34 END 346.912
HIERARCH ESO ISS AMBI TAU0 START 0.002068
HIERARCH ESO ISS AMBI TAU0 END 0.001617
HIERARCH ESO ISS AMBI TEMP 13.23
HIERARCH ESO ISS AMBI FWHM START 1.37
HIERARCH ESO ISS AMBI FWHM END 1.6