Exposure
ID
GRAVI.2021-01-18T08:06:08.501_1
Header ID
GRAVI.2021-01-18T08:06:08.501
Date updated
2021-01-18 08:23:58 UTC+0000
Release date
2022-01-18 08:23:57 UTC+0000
UTC Start
2021-01-18 08:06:08.501
UTC End
2021-01-18 08:10:08.501
MJD Start
59232.33759839
MJD End
59232.3403761678
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.001855
Ambient temperature (°C)
10.46
Seeing (arcsec)
1.705
Observation
ID
46406
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
34889
Name
HIP49394
RA
151.255623
DEC
-51.31355
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 90.4580 90.4820 126.7000 127.5000
A0-J2 127.4460 127.2000 106.5000 107.3000
A0-J3 117.7640 117.1450 60.4010 61.0640
G1-J2 52.8510 52.5810 70.1000 70.9000
G1-J3 116.1550 115.9610 14.9100 15.3900
J2-J3 96.3480 96.4380 348.1270 348.6960
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 59232.33759839
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD87652
HIERARCH ESO INS SOBJ NAME HIP49394
RA 151.255623
DEC -51.31355
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 90.458
HIERARCH ESO ISS PBL12 END 90.482
HIERARCH ESO ISS PBLA12 START 126.7
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 127.446
HIERARCH ESO ISS PBL13 END 127.2
HIERARCH ESO ISS PBLA13 START 106.5
HIERARCH ESO ISS PBLA13 END 107.3
HIERARCH ESO ISS PBL14 START 117.764
HIERARCH ESO ISS PBL14 END 117.145
HIERARCH ESO ISS PBLA14 START 60.401
HIERARCH ESO ISS PBLA14 END 61.064
HIERARCH ESO ISS PBL23 START 52.851
HIERARCH ESO ISS PBL23 END 52.581
HIERARCH ESO ISS PBLA23 START 70.1
HIERARCH ESO ISS PBLA23 END 70.9
HIERARCH ESO ISS PBL24 START 116.155
HIERARCH ESO ISS PBL24 END 115.961
HIERARCH ESO ISS PBLA24 START 14.91
HIERARCH ESO ISS PBLA24 END 15.39
HIERARCH ESO ISS PBL34 START 96.348
HIERARCH ESO ISS PBL34 END 96.438
HIERARCH ESO ISS PBLA34 START 348.127
HIERARCH ESO ISS PBLA34 END 348.696
HIERARCH ESO ISS AMBI TAU0 START 0.001978
HIERARCH ESO ISS AMBI TAU0 END 0.001732
HIERARCH ESO ISS AMBI TEMP 10.46
HIERARCH ESO ISS AMBI FWHM START 1.55
HIERARCH ESO ISS AMBI FWHM END 1.86