Exposure
ID
GRAVI.2024-09-07T02:16:57.622_1
Header ID
GRAVI.2024-09-07T02:16:57.622
Date updated
2024-09-07 02:30:30 UTC+0000
Release date
2025-09-07 02:30:30 UTC+0000
UTC Start
2024-09-07 02:16:57.622
UTC End
2024-09-07 02:21:45.622
MJD Start
60560.09511136
MJD End
60560.0984446933
Exposure time (s)
288.0
Validation level
1
Tau 0: Coherence time (s)
0.0036355
Ambient temperature (°C)
15.48
Seeing (arcsec)
0.755
Observation
ID
60615
Category
science
Program ID
114.27F8.001
Program Title
3D ORBIT RECONSTRUCTION OF EVOLVED MASSIVE BINARY SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / LANTHERMANN / LE BOUQUIN / GOSSET / HUTSEMEKERS
Target
ID
42400
Name
B61_2
RA
265.395075
DEC
-30.11078
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 80.4110 79.9450 144.9000 146.1000
A0-J2 103.6060 102.2850 119.8000 120.9000
A0-K0 98.3040 96.6800 92.2210 92.9180
G1-J2 45.9950 45.3210 71.9000 72.2000
G1-K0 80.9610 80.4440 40.0070 40.2250
J2-K0 48.4220 48.4050 9.9120 10.4560
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27F8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60560.09511136
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME B61 2
HIERARCH ESO INS SOBJ NAME B61_2
RA 265.395075
DEC -30.11078
HIERARCH ESO INS SPEC RES MEDIUM
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 315.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 96
HIERARCH ESO ISS PBL12 START 80.411
HIERARCH ESO ISS PBL12 END 79.945
HIERARCH ESO ISS PBLA12 START 144.9
HIERARCH ESO ISS PBLA12 END 146.1
HIERARCH ESO ISS PBL13 START 103.606
HIERARCH ESO ISS PBL13 END 102.285
HIERARCH ESO ISS PBLA13 START 119.8
HIERARCH ESO ISS PBLA13 END 120.9
HIERARCH ESO ISS PBL14 START 98.304
HIERARCH ESO ISS PBL14 END 96.68
HIERARCH ESO ISS PBLA14 START 92.221
HIERARCH ESO ISS PBLA14 END 92.918
HIERARCH ESO ISS PBL23 START 45.995
HIERARCH ESO ISS PBL23 END 45.321
HIERARCH ESO ISS PBLA23 START 71.9
HIERARCH ESO ISS PBLA23 END 72.2
HIERARCH ESO ISS PBL24 START 80.961
HIERARCH ESO ISS PBL24 END 80.444
HIERARCH ESO ISS PBLA24 START 40.007
HIERARCH ESO ISS PBLA24 END 40.225
HIERARCH ESO ISS PBL34 START 48.422
HIERARCH ESO ISS PBL34 END 48.405
HIERARCH ESO ISS PBLA34 START 9.912
HIERARCH ESO ISS PBLA34 END 10.456
HIERARCH ESO ISS AMBI TAU0 START 0.003823
HIERARCH ESO ISS AMBI TAU0 END 0.003448
HIERARCH ESO ISS AMBI TEMP 15.48
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.73