Exposure
ID
PIONI.2025-02-03T02:42:34.115_1
Header ID
PIONI.2025-02-03T02:42:34.115
Date updated
2025-02-03 02:50:43 UTC+0000
Release date
2026-02-03 02:50:43 UTC+0000
UTC Start
2025-02-03 02:42:34.115
UTC End
2025-02-03 02:42:59.715
MJD Start
60709.1128948499
MJD End
60709.1131911462
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004121
Ambient temperature (°C)
14.81
Seeing (arcsec)
0.85
Observation
ID
63625
Category
science
Program ID
114.275E.001
Program Title
WINDS FROM K GIANTS: IMAGING THE K SUPERGIANT SIG CMA
Program Type
Normal
PI / COI
WITTKOWSKI / PALADINI / CHIAVASSA / JADLOVSKÝ
Target
ID
45557
Name
sig CMa
RA
105.428491
DEC
-27.9348
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 90.3850 90.3950 115.1000 115.2000
A0-J2 129.1690 129.1780 91.9000 92.0000
A0-K0 127.9760 127.9790 70.1670 70.2380
G1-J2 58.2270 58.2250 54.3000 54.3000
G1-K0 90.4130 90.4090 25.2360 25.3020
J2-K0 48.5540 48.5550 349.6670 349.7300
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.275E.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60709.1128948499
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME sig CMa
RA 105.428491
DEC -27.9348
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 90.385
HIERARCH ESO ISS PBL12 END 90.395
HIERARCH ESO ISS PBLA12 START 115.1
HIERARCH ESO ISS PBLA12 END 115.2
HIERARCH ESO ISS PBL13 START 129.169
HIERARCH ESO ISS PBL13 END 129.178
HIERARCH ESO ISS PBLA13 START 91.9
HIERARCH ESO ISS PBLA13 END 92.0
HIERARCH ESO ISS PBL14 START 127.976
HIERARCH ESO ISS PBL14 END 127.979
HIERARCH ESO ISS PBLA14 START 70.167
HIERARCH ESO ISS PBLA14 END 70.238
HIERARCH ESO ISS PBL23 START 58.227
HIERARCH ESO ISS PBL23 END 58.225
HIERARCH ESO ISS PBLA23 START 54.3
HIERARCH ESO ISS PBLA23 END 54.3
HIERARCH ESO ISS PBL24 START 90.413
HIERARCH ESO ISS PBL24 END 90.409
HIERARCH ESO ISS PBLA24 START 25.236
HIERARCH ESO ISS PBLA24 END 25.302
HIERARCH ESO ISS PBL34 START 48.554
HIERARCH ESO ISS PBL34 END 48.555
HIERARCH ESO ISS PBLA34 START 349.667
HIERARCH ESO ISS PBLA34 END 349.73
HIERARCH ESO ISS AMBI TAU0 START 0.004121
HIERARCH ESO ISS AMBI TAU0 END 0.004121
HIERARCH ESO ISS AMBI TEMP 14.81
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85