Exposure
ID
GRAVI.2021-03-18T04:29:58.644_1
Header ID
GRAVI.2021-03-18T04:29:58.644
Date updated
2021-03-18 04:41:01 UTC+0000
Release date
2022-03-18 04:41:00 UTC+0000
UTC Start
2021-03-18 04:29:58.644
UTC End
2021-03-18 04:33:58.644
MJD Start
59291.1874843
MJD End
59291.1902620778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.00547
Ambient temperature (°C)
13.44
Seeing (arcsec)
0.505
Observation
ID
47245
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
35211
Name
HIP71577
RA
219.573497
DEC
-49.90118
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 59.8390 60.1520 232.2000 233.2000
K0-D0 92.2260 92.4070 214.7000 215.7000
K0-J3 41.9670 42.3210 308.3270 308.7630
G2-D0 39.4630 39.4520 187.7000 188.4000
G2-J3 64.3210 64.3080 12.8980 13.6650
D0-J3 103.6830 103.6560 10.9150 11.6590
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 59291.1874843
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD128415
HIERARCH ESO INS SOBJ NAME HIP71577
RA 219.573497
DEC -49.90118
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 59.839
HIERARCH ESO ISS PBL12 END 60.152
HIERARCH ESO ISS PBLA12 START 232.2
HIERARCH ESO ISS PBLA12 END 233.2
HIERARCH ESO ISS PBL13 START 92.226
HIERARCH ESO ISS PBL13 END 92.407
HIERARCH ESO ISS PBLA13 START 214.7
HIERARCH ESO ISS PBLA13 END 215.7
HIERARCH ESO ISS PBL14 START 41.967
HIERARCH ESO ISS PBL14 END 42.321
HIERARCH ESO ISS PBLA14 START 308.327
HIERARCH ESO ISS PBLA14 END 308.763
HIERARCH ESO ISS PBL23 START 39.463
HIERARCH ESO ISS PBL23 END 39.452
HIERARCH ESO ISS PBLA23 START 187.7
HIERARCH ESO ISS PBLA23 END 188.4
HIERARCH ESO ISS PBL24 START 64.321
HIERARCH ESO ISS PBL24 END 64.308
HIERARCH ESO ISS PBLA24 START 12.898
HIERARCH ESO ISS PBLA24 END 13.665
HIERARCH ESO ISS PBL34 START 103.683
HIERARCH ESO ISS PBL34 END 103.656
HIERARCH ESO ISS PBLA34 START 10.915
HIERARCH ESO ISS PBLA34 END 11.659
HIERARCH ESO ISS AMBI TAU0 START 0.005252
HIERARCH ESO ISS AMBI TAU0 END 0.005688
HIERARCH ESO ISS AMBI TEMP 13.44
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5