Exposure
ID
GRAVI.2023-09-08T02:16:13.530_1
Header ID
GRAVI.2023-09-08T02:16:13.530
Date updated
2023-09-08 02:30:56 UTC+0000
Release date
2024-09-08 02:30:56 UTC+0000
UTC Start
2023-09-08 02:16:13.530
UTC End
2023-09-08 02:20:13.530
MJD Start
60195.09460104
MJD End
60195.09737881778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.002842
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.77
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 76.1030 75.6510 146.4000 147.4000
A0-J2 96.7450 95.4870 119.3000 120.2000
A0-K0 93.8480 92.3750 89.7790 90.2400
G1-J2 45.2100 44.6290 69.2000 69.4000
G1-K0 82.1060 81.6990 39.0620 39.1720
J2-K0 48.6310 48.6270 11.2330 11.6660
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 60195.09460104
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 76.103
HIERARCH ESO ISS PBL12 END 75.651
HIERARCH ESO ISS PBLA12 START 146.4
HIERARCH ESO ISS PBLA12 END 147.4
HIERARCH ESO ISS PBL13 START 96.745
HIERARCH ESO ISS PBL13 END 95.487
HIERARCH ESO ISS PBLA13 START 119.3
HIERARCH ESO ISS PBLA13 END 120.2
HIERARCH ESO ISS PBL14 START 93.848
HIERARCH ESO ISS PBL14 END 92.375
HIERARCH ESO ISS PBLA14 START 89.779
HIERARCH ESO ISS PBLA14 END 90.24
HIERARCH ESO ISS PBL23 START 45.21
HIERARCH ESO ISS PBL23 END 44.629
HIERARCH ESO ISS PBLA23 START 69.2
HIERARCH ESO ISS PBLA23 END 69.4
HIERARCH ESO ISS PBL24 START 82.106
HIERARCH ESO ISS PBL24 END 81.699
HIERARCH ESO ISS PBLA24 START 39.062
HIERARCH ESO ISS PBLA24 END 39.172
HIERARCH ESO ISS PBL34 START 48.631
HIERARCH ESO ISS PBL34 END 48.627
HIERARCH ESO ISS PBLA34 START 11.233
HIERARCH ESO ISS PBLA34 END 11.666
HIERARCH ESO ISS AMBI TAU0 START 0.002652
HIERARCH ESO ISS AMBI TAU0 END 0.003032
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.72