Exposure
ID
PIONI.2021-09-10T05:03:35.549_1
Header ID
PIONI.2021-09-10T05:03:35.549
Date updated
2021-09-29 14:28:35 UTC+0000
Release date
2022-09-10 05:11:05 UTC+0000
UTC Start
2021-09-10 05:03:35.549
UTC End
2021-09-10 05:04:01.149
MJD Start
59467.2108281078
MJD End
59467.2111244041
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005546
Ambient temperature (°C)
10.94
Seeing (arcsec)
0.63
Observation
ID
48143
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
36127
Name
R Peg
RA
346.662684
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 83.9130 83.8340 111.2000 111.2000
A0-J2 127.4630 127.4090 90.8000 90.8000
A0-J3 126.3280 126.4070 52.1020 52.1020
G1-J2 56.8530 56.8800 60.0000 59.9000
G1-J3 110.0540 110.0900 11.2350 11.3020
J2-J3 84.1890 84.1380 340.7400 340.8120
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 59467.2108281078
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662684
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 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 83.913
HIERARCH ESO ISS PBL12 END 83.834
HIERARCH ESO ISS PBLA12 START 111.2
HIERARCH ESO ISS PBLA12 END 111.2
HIERARCH ESO ISS PBL13 START 127.463
HIERARCH ESO ISS PBL13 END 127.409
HIERARCH ESO ISS PBLA13 START 90.8
HIERARCH ESO ISS PBLA13 END 90.8
HIERARCH ESO ISS PBL14 START 126.328
HIERARCH ESO ISS PBL14 END 126.407
HIERARCH ESO ISS PBLA14 START 52.102
HIERARCH ESO ISS PBLA14 END 52.102
HIERARCH ESO ISS PBL23 START 56.853
HIERARCH ESO ISS PBL23 END 56.88
HIERARCH ESO ISS PBLA23 START 60.0
HIERARCH ESO ISS PBLA23 END 59.9
HIERARCH ESO ISS PBL24 START 110.054
HIERARCH ESO ISS PBL24 END 110.09
HIERARCH ESO ISS PBLA24 START 11.235
HIERARCH ESO ISS PBLA24 END 11.302
HIERARCH ESO ISS PBL34 START 84.189
HIERARCH ESO ISS PBL34 END 84.138
HIERARCH ESO ISS PBLA34 START 340.74
HIERARCH ESO ISS PBLA34 END 340.812
HIERARCH ESO ISS AMBI TAU0 START 0.005546
HIERARCH ESO ISS AMBI TAU0 END 0.005546
HIERARCH ESO ISS AMBI TEMP 10.94
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.63