Exposure
ID
PIONI.2021-10-03T04:56:33.937_1
Header ID
PIONI.2021-10-03T04:56:33.937
Date updated
2021-10-03 05:01:26 UTC+0000
Release date
2022-10-03 05:01:26 UTC+0000
UTC Start
2021-10-03 04:56:33.936
UTC End
2021-10-03 04:56:59.536
MJD Start
59490.2059483374
MJD End
59490.2062446337
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0022945
Ambient temperature (°C)
9.37
Seeing (arcsec)
0.805
Observation
ID
48413
Category
science
Program ID
105.2047.001
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: ALMA SIO AND VLTI IMAGING OF AGB STARS
Program Type
Normal
PI / COI
WITTKOWSKI/ HUMPHREYS/ CHIAVASSA/ PALADINI/ H\XC3\XB6FNER/ GRAY/ BLADH/ FREYTAG
Target
ID
36050
Name
R Peg
RA
346.662116
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.1590 68.0170 112.0000 112.0000
A0-J2 111.8820 111.7150 86.8000 86.8000
A0-K0 122.9290 122.8430 68.4390 68.3950
G1-J2 58.0000 57.9880 56.8000 56.7000
G1-K0 87.2520 87.2890 35.8690 35.8740
J2-K0 38.9960 39.0010 3.8430 3.9250
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.2047.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59490.2059483374
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662116
DEC 10.54331
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 68.159
HIERARCH ESO ISS PBL12 END 68.017
HIERARCH ESO ISS PBLA12 START 112.0
HIERARCH ESO ISS PBLA12 END 112.0
HIERARCH ESO ISS PBL13 START 111.882
HIERARCH ESO ISS PBL13 END 111.715
HIERARCH ESO ISS PBLA13 START 86.8
HIERARCH ESO ISS PBLA13 END 86.8
HIERARCH ESO ISS PBL14 START 122.929
HIERARCH ESO ISS PBL14 END 122.843
HIERARCH ESO ISS PBLA14 START 68.439
HIERARCH ESO ISS PBLA14 END 68.395
HIERARCH ESO ISS PBL23 START 58.0
HIERARCH ESO ISS PBL23 END 57.988
HIERARCH ESO ISS PBLA23 START 56.8
HIERARCH ESO ISS PBLA23 END 56.7
HIERARCH ESO ISS PBL24 START 87.252
HIERARCH ESO ISS PBL24 END 87.289
HIERARCH ESO ISS PBLA24 START 35.869
HIERARCH ESO ISS PBLA24 END 35.874
HIERARCH ESO ISS PBL34 START 38.996
HIERARCH ESO ISS PBL34 END 39.001
HIERARCH ESO ISS PBLA34 START 3.843
HIERARCH ESO ISS PBLA34 END 3.925
HIERARCH ESO ISS AMBI TAU0 START 0.00239
HIERARCH ESO ISS AMBI TAU0 END 0.002199
HIERARCH ESO ISS AMBI TEMP 9.37
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.8