Exposure
ID
GRAVI.2025-07-20T01:47:33.991_1
Header ID
GRAVI.2025-07-20T01:47:33.991
Date updated
2025-07-20 02:00:45 UTC+0000
Release date
2025-07-20 02:00:45 UTC+0000
UTC Start
2025-07-20 01:47:33.991
UTC End
2025-07-20 01:53:33.991
MJD Start
60876.07469897
MJD End
60876.078865636664
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0017404999999999999
Ambient temperature (°C)
13.7
Seeing (arcsec)
1.67
Observation
ID
68876
Category
science
Program ID
60.A-9801(U)
Program Title
TECHNICAL TIME
Program Type
Normal
PI / COI
OBSERVATORY
Target
ID
51241
Name
HR_5501
RA
221.373406
DEC
0.71723
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 69.1170 67.7210 120.9000 121.6000
A0-J2 107.0740 105.0420 92.7000 92.7000
A0-K0 117.4900 116.1300 70.9430 70.6950
G1-J2 56.5380 56.1990 57.4000 57.2000
G1-K0 90.1570 90.2670 35.0130 35.0960
J2-K0 43.5810 43.6410 5.3850 6.1450
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 60.A-9801(U)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60876.07469897
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME 108 Vir
HIERARCH ESO INS SOBJ NAME HR_5501
RA 221.373406
DEC 0.71723
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE COMBINED
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 69.117
HIERARCH ESO ISS PBL12 END 67.721
HIERARCH ESO ISS PBLA12 START 120.9
HIERARCH ESO ISS PBLA12 END 121.6
HIERARCH ESO ISS PBL13 START 107.074
HIERARCH ESO ISS PBL13 END 105.042
HIERARCH ESO ISS PBLA13 START 92.7
HIERARCH ESO ISS PBLA13 END 92.7
HIERARCH ESO ISS PBL14 START 117.49
HIERARCH ESO ISS PBL14 END 116.13
HIERARCH ESO ISS PBLA14 START 70.943
HIERARCH ESO ISS PBLA14 END 70.695
HIERARCH ESO ISS PBL23 START 56.538
HIERARCH ESO ISS PBL23 END 56.199
HIERARCH ESO ISS PBLA23 START 57.4
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 90.157
HIERARCH ESO ISS PBL24 END 90.267
HIERARCH ESO ISS PBLA24 START 35.013
HIERARCH ESO ISS PBLA24 END 35.096
HIERARCH ESO ISS PBL34 START 43.581
HIERARCH ESO ISS PBL34 END 43.641
HIERARCH ESO ISS PBLA34 START 5.385
HIERARCH ESO ISS PBLA34 END 6.145
HIERARCH ESO ISS AMBI TAU0 START 0.001762
HIERARCH ESO ISS AMBI TAU0 END 0.001719
HIERARCH ESO ISS AMBI TEMP 13.7
HIERARCH ESO ISS AMBI FWHM START 1.68
HIERARCH ESO ISS AMBI FWHM END 1.66