Exposure
ID
GRAVI.2023-09-08T02:25:52.554_1
Header ID
GRAVI.2023-09-08T02:25:52.554
Date updated
2023-09-08 02:41:04 UTC+0000
Release date
2024-09-08 02:41:04 UTC+0000
UTC Start
2023-09-08 02:25:52.554
UTC End
2023-09-08 02:29:52.554
MJD Start
60195.10130271
MJD End
60195.10408048778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0028065
Ambient temperature (°C)
12.71
Seeing (arcsec)
0.8200000000000001
Observation
ID
56904
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
42177
Name
HIP85521
RA
262.159155
DEC
-25.51084
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 75.0870 74.6500 148.6000 149.7000
A0-J2 93.8810 92.6060 121.3000 122.3000
A0-K0 90.4730 88.9420 90.8310 91.3100
G1-J2 43.8760 43.2690 69.6000 69.8000
G1-K0 81.1690 80.7390 39.2960 39.3850
J2-K0 48.6200 48.6130 12.2070 12.6320
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 60195.10130271
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD158140
HIERARCH ESO INS SOBJ NAME HIP85521
RA 262.159155
DEC -25.51084
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 75.087
HIERARCH ESO ISS PBL12 END 74.65
HIERARCH ESO ISS PBLA12 START 148.6
HIERARCH ESO ISS PBLA12 END 149.7
HIERARCH ESO ISS PBL13 START 93.881
HIERARCH ESO ISS PBL13 END 92.606
HIERARCH ESO ISS PBLA13 START 121.3
HIERARCH ESO ISS PBLA13 END 122.3
HIERARCH ESO ISS PBL14 START 90.473
HIERARCH ESO ISS PBL14 END 88.942
HIERARCH ESO ISS PBLA14 START 90.831
HIERARCH ESO ISS PBLA14 END 91.31
HIERARCH ESO ISS PBL23 START 43.876
HIERARCH ESO ISS PBL23 END 43.269
HIERARCH ESO ISS PBLA23 START 69.6
HIERARCH ESO ISS PBLA23 END 69.8
HIERARCH ESO ISS PBL24 START 81.169
HIERARCH ESO ISS PBL24 END 80.739
HIERARCH ESO ISS PBLA24 START 39.296
HIERARCH ESO ISS PBLA24 END 39.385
HIERARCH ESO ISS PBL34 START 48.62
HIERARCH ESO ISS PBL34 END 48.613
HIERARCH ESO ISS PBLA34 START 12.207
HIERARCH ESO ISS PBLA34 END 12.632
HIERARCH ESO ISS AMBI TAU0 START 0.002673
HIERARCH ESO ISS AMBI TAU0 END 0.00294
HIERARCH ESO ISS AMBI TEMP 12.71
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.78