Exposure
ID
PIONI.2021-09-03T01:59:42.810_1
Header ID
PIONI.2021-09-03T01:59:42.810
Date updated
2021-09-29 14:28:22 UTC+0000
Release date
2022-09-03 02:11:31 UTC+0000
UTC Start
2021-09-03 01:59:42.809
UTC End
2021-09-03 02:00:08.409
MJD Start
59460.0831343662
MJD End
59460.0834306625
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006532
Ambient temperature (°C)
12.34
Seeing (arcsec)
0.79
Observation
ID
48038
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 25.2560 25.2580 138.3000 138.3000
A0-D0 18.9610 19.0250 75.4000 75.4000
A0-C1 20.4990 20.5190 122.4090 122.3440
B2-D0 23.6870 23.6910 3.8000 3.9000
B2-C1 7.8940 7.8950 3.7070 3.8300
D0-C1 15.7920 15.7950 183.7790 183.9020
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 59460.0831343662
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 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 25.256
HIERARCH ESO ISS PBL12 END 25.258
HIERARCH ESO ISS PBLA12 START 138.3
HIERARCH ESO ISS PBLA12 END 138.3
HIERARCH ESO ISS PBL13 START 18.961
HIERARCH ESO ISS PBL13 END 19.025
HIERARCH ESO ISS PBLA13 START 75.4
HIERARCH ESO ISS PBLA13 END 75.4
HIERARCH ESO ISS PBL14 START 20.499
HIERARCH ESO ISS PBL14 END 20.519
HIERARCH ESO ISS PBLA14 START 122.409
HIERARCH ESO ISS PBLA14 END 122.344
HIERARCH ESO ISS PBL23 START 23.687
HIERARCH ESO ISS PBL23 END 23.691
HIERARCH ESO ISS PBLA23 START 3.8
HIERARCH ESO ISS PBLA23 END 3.9
HIERARCH ESO ISS PBL24 START 7.894
HIERARCH ESO ISS PBL24 END 7.895
HIERARCH ESO ISS PBLA24 START 3.707
HIERARCH ESO ISS PBLA24 END 3.83
HIERARCH ESO ISS PBL34 START 15.792
HIERARCH ESO ISS PBL34 END 15.795
HIERARCH ESO ISS PBLA34 START 183.779
HIERARCH ESO ISS PBLA34 END 183.902
HIERARCH ESO ISS AMBI TAU0 START 0.006532
HIERARCH ESO ISS AMBI TAU0 END 0.006532
HIERARCH ESO ISS AMBI TEMP 12.34
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79