Exposure
ID
PIONI.2021-09-17T04:43:18.421_1
Header ID
PIONI.2021-09-17T04:43:18.421
Date updated
2021-09-29 14:28:42 UTC+0000
Release date
2022-09-17 04:50:45 UTC+0000
UTC Start
2021-09-17 04:43:18.420
UTC End
2021-09-17 04:43:44.020
MJD Start
59474.1967409751
MJD End
59474.1970372714
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003569
Ambient temperature (°C)
11.5
Seeing (arcsec)
0.53
Observation
ID
48252
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
36188
Name
R Peg
RA
346.663253
DEC
10.54331
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 67.1890 67.1560 269.5000 269.5000
K0-D0 95.9420 95.9480 252.8000 252.8000
K0-J3 45.8660 45.8260 331.6200 331.6860
G2-D0 37.0040 37.0300 221.4000 221.4000
G2-J3 61.1410 61.1800 47.9310 47.9370
D0-J3 97.9950 98.0600 45.4640 45.4740
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 59474.1967409751
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.663253
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 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 67.189
HIERARCH ESO ISS PBL12 END 67.156
HIERARCH ESO ISS PBLA12 START 269.5
HIERARCH ESO ISS PBLA12 END 269.5
HIERARCH ESO ISS PBL13 START 95.942
HIERARCH ESO ISS PBL13 END 95.948
HIERARCH ESO ISS PBLA13 START 252.8
HIERARCH ESO ISS PBLA13 END 252.8
HIERARCH ESO ISS PBL14 START 45.866
HIERARCH ESO ISS PBL14 END 45.826
HIERARCH ESO ISS PBLA14 START 331.62
HIERARCH ESO ISS PBLA14 END 331.686
HIERARCH ESO ISS PBL23 START 37.004
HIERARCH ESO ISS PBL23 END 37.03
HIERARCH ESO ISS PBLA23 START 221.4
HIERARCH ESO ISS PBLA23 END 221.4
HIERARCH ESO ISS PBL24 START 61.141
HIERARCH ESO ISS PBL24 END 61.18
HIERARCH ESO ISS PBLA24 START 47.931
HIERARCH ESO ISS PBLA24 END 47.937
HIERARCH ESO ISS PBL34 START 97.995
HIERARCH ESO ISS PBL34 END 98.06
HIERARCH ESO ISS PBLA34 START 45.464
HIERARCH ESO ISS PBLA34 END 45.474
HIERARCH ESO ISS AMBI TAU0 START 0.003569
HIERARCH ESO ISS AMBI TAU0 END 0.003569
HIERARCH ESO ISS AMBI TEMP 11.5
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53