Exposure
ID
GRAVI.2022-01-22T06:00:09.672_1
Header ID
GRAVI.2022-01-22T06:00:09.672
Date updated
2022-01-22 06:10:38 UTC+0000
Release date
2023-01-22 06:10:37 UTC+0000
UTC Start
2022-01-22 06:00:09.672
UTC End
2022-01-22 06:00:57.672
MJD Start
59601.25011195
MJD End
59601.2506675056
Exposure time (s)
48.0
Validation level
1
Tau 0: Coherence time (s)
0.007807
Ambient temperature (°C)
13.67
Seeing (arcsec)
0.74
Observation
ID
49332
Category
science
Program ID
108.226K.002
Program Title
CHARACTERIZING A NEW, DIRECTLY-IMAGED PLANET TO A YOUNG, SOLAR-TYPE STAR
Program Type
Normal
PI / COI
BOHN/ KENWORTHY/ GINSKI/ KAMMERER/ LACOUR/ NOWAK/ MAMAJEK/ MESHKAT/ PECAUT/ REGGIANI/ SNIK/ MUGRAUER/ VOGT
Target
ID
36907
Name
HD_91881_B
RA
159.021111
DEC
-26.6756
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.4160 56.4210 17.6000 17.7000
U1-U3 101.9110 101.9290 23.7000 23.8000
U1-U4 127.2190 127.3110 51.3280 51.4850
U2-U3 46.2120 46.2260 31.2000 31.3000
U2-U4 86.2250 86.3220 72.6550 72.7990
U3-U4 59.9960 60.0690 103.3300 103.4380
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.226K.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59601.25011195
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 91881
HIERARCH ESO INS SOBJ NAME HD_91881_B
RA 159.021111
DEC -26.6756
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 68.0
HIERARCH ESO DET2 SEQ1 DIT 1.0
HIERARCH ESO DET2 NDIT 48
HIERARCH ESO ISS PBL12 START 56.416
HIERARCH ESO ISS PBL12 END 56.421
HIERARCH ESO ISS PBLA12 START 17.6
HIERARCH ESO ISS PBLA12 END 17.7
HIERARCH ESO ISS PBL13 START 101.911
HIERARCH ESO ISS PBL13 END 101.929
HIERARCH ESO ISS PBLA13 START 23.7
HIERARCH ESO ISS PBLA13 END 23.8
HIERARCH ESO ISS PBL14 START 127.219
HIERARCH ESO ISS PBL14 END 127.311
HIERARCH ESO ISS PBLA14 START 51.328
HIERARCH ESO ISS PBLA14 END 51.485
HIERARCH ESO ISS PBL23 START 46.212
HIERARCH ESO ISS PBL23 END 46.226
HIERARCH ESO ISS PBLA23 START 31.2
HIERARCH ESO ISS PBLA23 END 31.3
HIERARCH ESO ISS PBL24 START 86.225
HIERARCH ESO ISS PBL24 END 86.322
HIERARCH ESO ISS PBLA24 START 72.655
HIERARCH ESO ISS PBLA24 END 72.799
HIERARCH ESO ISS PBL34 START 59.996
HIERARCH ESO ISS PBL34 END 60.069
HIERARCH ESO ISS PBLA34 START 103.33
HIERARCH ESO ISS PBLA34 END 103.438
HIERARCH ESO ISS AMBI TAU0 START 0.007807
HIERARCH ESO ISS AMBI TAU0 END 0.007807
HIERARCH ESO ISS AMBI TEMP 13.67
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.74
HIERARCH ESO FT ROBJ NAME HD_91881_A
HIERARCH ESO FT ROBJ ALPHA 103604.507
HIERARCH ESO FT ROBJ DELTA -264031.733