Exposure
ID
GRAVI.2021-02-23T02:09:55.272_1
Header ID
GRAVI.2021-02-23T02:09:55.272
Date updated
2021-02-23 02:26:25 UTC+0000
Release date
2022-02-23 02:26:25 UTC+0000
UTC Start
2021-02-23 02:09:55.272
UTC End
2021-02-23 02:13:55.272
MJD Start
59268.09022305
MJD End
59268.0930008278
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0047425
Ambient temperature (°C)
15.34
Seeing (arcsec)
1.49
Observation
ID
46860
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
35187
Name
HIP22573
RA
72.867681
DEC
-34.90639
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 57.3730 56.8760 299.2000 300.1000
K0-D0 76.2180 75.3230 274.6000 275.2000
K0-J3 56.5580 56.5570 354.9370 355.5600
G2-D0 33.9130 33.6640 229.8000 230.0000
G2-J3 53.2740 52.7990 57.8400 58.1300
D0-J3 86.9810 86.2570 54.6990 54.9720
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 59268.09022305
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD31093
HIERARCH ESO INS SOBJ NAME HIP22573
RA 72.867681
DEC -34.90639
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 57.373
HIERARCH ESO ISS PBL12 END 56.876
HIERARCH ESO ISS PBLA12 START 299.2
HIERARCH ESO ISS PBLA12 END 300.1
HIERARCH ESO ISS PBL13 START 76.218
HIERARCH ESO ISS PBL13 END 75.323
HIERARCH ESO ISS PBLA13 START 274.6
HIERARCH ESO ISS PBLA13 END 275.2
HIERARCH ESO ISS PBL14 START 56.558
HIERARCH ESO ISS PBL14 END 56.557
HIERARCH ESO ISS PBLA14 START 354.937
HIERARCH ESO ISS PBLA14 END 355.56
HIERARCH ESO ISS PBL23 START 33.913
HIERARCH ESO ISS PBL23 END 33.664
HIERARCH ESO ISS PBLA23 START 229.8
HIERARCH ESO ISS PBLA23 END 230.0
HIERARCH ESO ISS PBL24 START 53.274
HIERARCH ESO ISS PBL24 END 52.799
HIERARCH ESO ISS PBLA24 START 57.84
HIERARCH ESO ISS PBLA24 END 58.13
HIERARCH ESO ISS PBL34 START 86.981
HIERARCH ESO ISS PBL34 END 86.257
HIERARCH ESO ISS PBLA34 START 54.699
HIERARCH ESO ISS PBLA34 END 54.972
HIERARCH ESO ISS AMBI TAU0 START 0.004187
HIERARCH ESO ISS AMBI TAU0 END 0.005298
HIERARCH ESO ISS AMBI TEMP 15.34
HIERARCH ESO ISS AMBI FWHM START 1.27
HIERARCH ESO ISS AMBI FWHM END 1.71