Exposure
ID
GRAVI.2022-08-06T03:24:13.128_1
Header ID
GRAVI.2022-08-06T03:24:13.128
Date updated
2022-08-06 03:36:08 UTC+0000
Release date
2023-08-06 03:36:08 UTC+0000
UTC Start
2022-08-06 03:24:13.128
UTC End
2022-08-06 03:28:13.128
MJD Start
59797.14181861
MJD End
59797.1445963878
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0017945
Ambient temperature (°C)
8.68
Seeing (arcsec)
0.895
Observation
ID
51793
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
38566
Name
HIP87761
RA
268.905212
DEC
2.07494
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 74.1380 73.2700 117.5000 117.8000
A0-J2 114.7980 113.6760 91.8000 91.8000
A0-J3 132.3440 132.2660 50.7030 50.6390
G1-J2 57.7520 57.6280 58.0000 57.9000
G1-J3 123.6210 123.8830 17.2480 17.5980
J2-J3 88.3340 88.1970 351.9750 352.5960
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 59797.14181861
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD163346
HIERARCH ESO INS SOBJ NAME HIP87761
RA 268.905212
DEC 2.07494
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 74.138
HIERARCH ESO ISS PBL12 END 73.27
HIERARCH ESO ISS PBLA12 START 117.5
HIERARCH ESO ISS PBLA12 END 117.8
HIERARCH ESO ISS PBL13 START 114.798
HIERARCH ESO ISS PBL13 END 113.676
HIERARCH ESO ISS PBLA13 START 91.8
HIERARCH ESO ISS PBLA13 END 91.8
HIERARCH ESO ISS PBL14 START 132.344
HIERARCH ESO ISS PBL14 END 132.266
HIERARCH ESO ISS PBLA14 START 50.703
HIERARCH ESO ISS PBLA14 END 50.639
HIERARCH ESO ISS PBL23 START 57.752
HIERARCH ESO ISS PBL23 END 57.628
HIERARCH ESO ISS PBLA23 START 58.0
HIERARCH ESO ISS PBLA23 END 57.9
HIERARCH ESO ISS PBL24 START 123.621
HIERARCH ESO ISS PBL24 END 123.883
HIERARCH ESO ISS PBLA24 START 17.248
HIERARCH ESO ISS PBLA24 END 17.598
HIERARCH ESO ISS PBL34 START 88.334
HIERARCH ESO ISS PBL34 END 88.197
HIERARCH ESO ISS PBLA34 START 351.975
HIERARCH ESO ISS PBLA34 END 352.596
HIERARCH ESO ISS AMBI TAU0 START 0.002096
HIERARCH ESO ISS AMBI TAU0 END 0.001493
HIERARCH ESO ISS AMBI TEMP 8.68
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 1.03