Exposure
ID
PIONI.2020-12-30T07:51:55.251_1
Header ID
PIONI.2020-12-30T07:51:55.251
Date updated
2021-09-29 14:25:55 UTC+0000
Release date
2020-12-30 07:51:55 UTC+0000
UTC Start
2020-12-30 07:51:55.251
UTC End
2020-12-30 07:52:20.851
MJD Start
59213.3277228074
MJD End
59213.3280191037
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.017717
Ambient temperature (°C)
11.8
Seeing (arcsec)
0.53
Observation
ID
45950
Category
calibrator
Program ID
106.21GN.001
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
34576
Name
HD90957
RA
157.369112
DEC
-29.66376
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9080 24.9150 138.0000 138.0000
A0-D0 31.7620 31.7700 65.6000 65.6000
A0-C1 22.2190 22.2280 110.9860 111.0550
B2-D0 33.9300 33.9300 21.1000 21.2000
B2-C1 11.3020 11.3020 21.1020 21.1780
D0-C1 22.6280 22.6280 201.1630 201.2390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59213.3277228074
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.369112
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 24.908
HIERARCH ESO ISS PBL12 END 24.915
HIERARCH ESO ISS PBLA12 START 138.0
HIERARCH ESO ISS PBLA12 END 138.0
HIERARCH ESO ISS PBL13 START 31.762
HIERARCH ESO ISS PBL13 END 31.77
HIERARCH ESO ISS PBLA13 START 65.6
HIERARCH ESO ISS PBLA13 END 65.6
HIERARCH ESO ISS PBL14 START 22.219
HIERARCH ESO ISS PBL14 END 22.228
HIERARCH ESO ISS PBLA14 START 110.986
HIERARCH ESO ISS PBLA14 END 111.055
HIERARCH ESO ISS PBL23 START 33.93
HIERARCH ESO ISS PBL23 END 33.93
HIERARCH ESO ISS PBLA23 START 21.1
HIERARCH ESO ISS PBLA23 END 21.2
HIERARCH ESO ISS PBL24 START 11.302
HIERARCH ESO ISS PBL24 END 11.302
HIERARCH ESO ISS PBLA24 START 21.102
HIERARCH ESO ISS PBLA24 END 21.178
HIERARCH ESO ISS PBL34 START 22.628
HIERARCH ESO ISS PBL34 END 22.628
HIERARCH ESO ISS PBLA34 START 201.163
HIERARCH ESO ISS PBLA34 END 201.239
HIERARCH ESO ISS AMBI TAU0 START 0.013543
HIERARCH ESO ISS AMBI TAU0 END 0.021891
HIERARCH ESO ISS AMBI TEMP 11.8
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.54