Exposure
ID
PIONI.2025-02-03T02:41:54.285_1
Header ID
PIONI.2025-02-03T02:41:54.285
Date updated
2025-02-03 02:45:37 UTC+0000
Release date
2026-02-03 02:45:37 UTC+0000
UTC Start
2025-02-03 02:41:54.285
UTC End
2025-02-03 02:42:19.885
MJD Start
60709.1124338517
MJD End
60709.112730147994
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.004121
Ambient temperature (°C)
14.78
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 90.3740 90.3840 115.0000 115.1000
A0-J2 129.1570 129.1670 91.9000 91.9000
A0-K0 127.9730 127.9760 70.0880 70.1590
G1-J2 58.2280 58.2270 54.2000 54.2000
G1-K0 90.4160 90.4130 25.1630 25.2290
J2-K0 48.5530 48.5540 349.5980 349.6600
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 60709.1124338517
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 90.374
HIERARCH ESO ISS PBL12 END 90.384
HIERARCH ESO ISS PBLA12 START 115.0
HIERARCH ESO ISS PBLA12 END 115.1
HIERARCH ESO ISS PBL13 START 129.157
HIERARCH ESO ISS PBL13 END 129.167
HIERARCH ESO ISS PBLA13 START 91.9
HIERARCH ESO ISS PBLA13 END 91.9
HIERARCH ESO ISS PBL14 START 127.973
HIERARCH ESO ISS PBL14 END 127.976
HIERARCH ESO ISS PBLA14 START 70.088
HIERARCH ESO ISS PBLA14 END 70.159
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.227
HIERARCH ESO ISS PBLA23 START 54.2
HIERARCH ESO ISS PBLA23 END 54.2
HIERARCH ESO ISS PBL24 START 90.416
HIERARCH ESO ISS PBL24 END 90.413
HIERARCH ESO ISS PBLA24 START 25.163
HIERARCH ESO ISS PBLA24 END 25.229
HIERARCH ESO ISS PBL34 START 48.553
HIERARCH ESO ISS PBL34 END 48.554
HIERARCH ESO ISS PBLA34 START 349.598
HIERARCH ESO ISS PBLA34 END 349.66
HIERARCH ESO ISS AMBI TAU0 START 0.004121
HIERARCH ESO ISS AMBI TAU0 END 0.004121
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.85