Exposure
ID
PIONI.2021-03-14T04:50:53.956_1
Header ID
PIONI.2021-03-14T04:50:53.956
Date updated
2021-09-29 14:26:53 UTC+0000
Release date
2022-03-14 04:55:49 UTC+0000
UTC Start
2021-03-14 04:50:53.956
UTC End
2021-03-14 04:51:19.556
MJD Start
59287.2020133804
MJD End
59287.2023096767
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006184
Ambient temperature (°C)
11.29
Seeing (arcsec)
0.695
Observation
ID
47160
Category
science
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
35379
Name
RTVir
RA
195.657306
DEC
5.18556
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 25.0210 25.0150 136.0000 136.0000
A0-D0 27.7560 27.7950 73.1000 73.1000
A0-C1 22.4480 22.4550 114.5070 114.4860
B2-D0 27.6510 27.6680 19.4000 19.5000
B2-C1 9.2120 9.2170 19.3240 19.4110
D0-C1 18.4390 18.4500 199.4000 199.4870
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59287.2020133804
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME RTVir
RA 195.657306
DEC 5.18556
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 25.021
HIERARCH ESO ISS PBL12 END 25.015
HIERARCH ESO ISS PBLA12 START 136.0
HIERARCH ESO ISS PBLA12 END 136.0
HIERARCH ESO ISS PBL13 START 27.756
HIERARCH ESO ISS PBL13 END 27.795
HIERARCH ESO ISS PBLA13 START 73.1
HIERARCH ESO ISS PBLA13 END 73.1
HIERARCH ESO ISS PBL14 START 22.448
HIERARCH ESO ISS PBL14 END 22.455
HIERARCH ESO ISS PBLA14 START 114.507
HIERARCH ESO ISS PBLA14 END 114.486
HIERARCH ESO ISS PBL23 START 27.651
HIERARCH ESO ISS PBL23 END 27.668
HIERARCH ESO ISS PBLA23 START 19.4
HIERARCH ESO ISS PBLA23 END 19.5
HIERARCH ESO ISS PBL24 START 9.212
HIERARCH ESO ISS PBL24 END 9.217
HIERARCH ESO ISS PBLA24 START 19.324
HIERARCH ESO ISS PBLA24 END 19.411
HIERARCH ESO ISS PBL34 START 18.439
HIERARCH ESO ISS PBL34 END 18.45
HIERARCH ESO ISS PBLA34 START 199.4
HIERARCH ESO ISS PBLA34 END 199.487
HIERARCH ESO ISS AMBI TAU0 START 0.00616
HIERARCH ESO ISS AMBI TAU0 END 0.006208
HIERARCH ESO ISS AMBI TEMP 11.29
HIERARCH ESO ISS AMBI FWHM START 0.7
HIERARCH ESO ISS AMBI FWHM END 0.69