Exposure
ID
PIONI.2020-12-29T05:51:09.083_1
Header ID
PIONI.2020-12-29T05:51:09.083
Date updated
2021-09-29 14:25:54 UTC+0000
Release date
2020-12-29 05:51:09 UTC+0000
UTC Start
2020-12-29 05:51:09.083
UTC End
2020-12-29 05:51:34.683
MJD Start
59212.2438551276
MJD End
59212.2441514239
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.013907
Ambient temperature (°C)
11.25
Seeing (arcsec)
0.675
Observation
ID
45946
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
34573
Name
HD90957
RA
157.369113
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 21.9300 21.9530 129.1000 129.1000
A0-D0 27.8890 27.9140 44.5000 44.7000
A0-C1 18.0530 18.0830 98.2680 98.3280
B2-D0 33.7930 33.7940 4.3000 4.4000
B2-C1 11.2570 11.2580 4.2690 4.3560
D0-C1 22.5360 22.5360 184.3190 184.4060
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 59212.2438551276
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD90957
RA 157.369113
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 21.93
HIERARCH ESO ISS PBL12 END 21.953
HIERARCH ESO ISS PBLA12 START 129.1
HIERARCH ESO ISS PBLA12 END 129.1
HIERARCH ESO ISS PBL13 START 27.889
HIERARCH ESO ISS PBL13 END 27.914
HIERARCH ESO ISS PBLA13 START 44.5
HIERARCH ESO ISS PBLA13 END 44.7
HIERARCH ESO ISS PBL14 START 18.053
HIERARCH ESO ISS PBL14 END 18.083
HIERARCH ESO ISS PBLA14 START 98.268
HIERARCH ESO ISS PBLA14 END 98.328
HIERARCH ESO ISS PBL23 START 33.793
HIERARCH ESO ISS PBL23 END 33.794
HIERARCH ESO ISS PBLA23 START 4.3
HIERARCH ESO ISS PBLA23 END 4.4
HIERARCH ESO ISS PBL24 START 11.257
HIERARCH ESO ISS PBL24 END 11.258
HIERARCH ESO ISS PBLA24 START 4.269
HIERARCH ESO ISS PBLA24 END 4.356
HIERARCH ESO ISS PBL34 START 22.536
HIERARCH ESO ISS PBL34 END 22.536
HIERARCH ESO ISS PBLA34 START 184.319
HIERARCH ESO ISS PBLA34 END 184.406
HIERARCH ESO ISS AMBI TAU0 START 0.015109
HIERARCH ESO ISS AMBI TAU0 END 0.012705
HIERARCH ESO ISS AMBI TEMP 11.25
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.65