Exposure
ID
PIONI.2021-02-23T08:06:52.681_1
Header ID
PIONI.2021-02-23T08:06:52.681
Date updated
2021-02-23 08:10:55 UTC+0000
Release date
2021-02-23 08:06:52 UTC+0000
UTC Start
2021-02-23 08:06:52.680
UTC End
2021-02-23 08:07:18.280
MJD Start
59268.3381097266
MJD End
59268.3384060229
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.012846
Ambient temperature (°C)
15.73
Seeing (arcsec)
0.485
Observation
ID
46876
Category
calibrator
Program ID
106.21GN.002
Program Title
CONSTRAINING THE SIZE AND CONTRAST OF GRANULATION ON AGB STARS
Program Type
Normal
PI / COI
PALADINI/ ABBOTT/ BARON/ JORISSEN/ WITTKOWSKI/ H\XC3\XB6FNER/ MARIGO/ VAN ECK/ CHIAVASSA/ KERVELLA/ MONTARGES/ LE BOUQUIN/ TRABUCCHI/ SANCHEZ/ FREYTAG
Target
ID
35194
Name
HD90957
RA
157.370388
DEC
-29.66376
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 53.0700 52.9850 300.1000 300.2000
K0-D0 71.4010 71.2540 273.2000 273.3000
K0-J3 56.2400 56.2390 357.8070 357.8960
G2-D0 33.9870 33.9510 228.3000 228.3000
G2-J3 52.8240 52.7540 55.9440 55.9680
D0-J3 86.6270 86.5210 52.9530 52.9750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59268.3381097266
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.370388
DEC -29.66376
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 53.07
HIERARCH ESO ISS PBL12 END 52.985
HIERARCH ESO ISS PBLA12 START 300.1
HIERARCH ESO ISS PBLA12 END 300.2
HIERARCH ESO ISS PBL13 START 71.401
HIERARCH ESO ISS PBL13 END 71.254
HIERARCH ESO ISS PBLA13 START 273.2
HIERARCH ESO ISS PBLA13 END 273.3
HIERARCH ESO ISS PBL14 START 56.24
HIERARCH ESO ISS PBL14 END 56.239
HIERARCH ESO ISS PBLA14 START 357.807
HIERARCH ESO ISS PBLA14 END 357.896
HIERARCH ESO ISS PBL23 START 33.987
HIERARCH ESO ISS PBL23 END 33.951
HIERARCH ESO ISS PBLA23 START 228.3
HIERARCH ESO ISS PBLA23 END 228.3
HIERARCH ESO ISS PBL24 START 52.824
HIERARCH ESO ISS PBL24 END 52.754
HIERARCH ESO ISS PBLA24 START 55.944
HIERARCH ESO ISS PBLA24 END 55.968
HIERARCH ESO ISS PBL34 START 86.627
HIERARCH ESO ISS PBL34 END 86.521
HIERARCH ESO ISS PBLA34 START 52.953
HIERARCH ESO ISS PBLA34 END 52.975
HIERARCH ESO ISS AMBI TAU0 START 0.012173
HIERARCH ESO ISS AMBI TAU0 END 0.013519
HIERARCH ESO ISS AMBI TEMP 15.73
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.46