Exposure
ID
GRAVI.2024-09-06T01:10:43.733_1
Header ID
GRAVI.2024-09-06T01:10:43.733
Date updated
2024-09-06 01:25:49 UTC+0000
Release date
2025-09-06 01:25:49 UTC+0000
UTC Start
2024-09-06 01:10:43.733
UTC End
2024-09-06 01:15:31.733
MJD Start
60559.04911728
MJD End
60559.0524506133
Exposure time (s)
288.0
Validation level
1
Tau 0: Coherence time (s)
0.0020705
Ambient temperature (°C)
15.88
Seeing (arcsec)
1.64
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 86.4830 86.0830 131.4000 132.3000
A0-J2 119.1630 118.2050 107.4000 108.2000
A0-K0 116.3340 115.2680 83.6880 84.2870
G1-J2 53.3510 52.9210 66.2000 66.7000
G1-K0 86.4690 86.1540 35.9560 36.3230
J2-K0 48.5360 48.5330 2.2930 2.8700
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 60559.04911728
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 86.483
HIERARCH ESO ISS PBL12 END 86.083
HIERARCH ESO ISS PBLA12 START 131.4
HIERARCH ESO ISS PBLA12 END 132.3
HIERARCH ESO ISS PBL13 START 119.163
HIERARCH ESO ISS PBL13 END 118.205
HIERARCH ESO ISS PBLA13 START 107.4
HIERARCH ESO ISS PBLA13 END 108.2
HIERARCH ESO ISS PBL14 START 116.334
HIERARCH ESO ISS PBL14 END 115.268
HIERARCH ESO ISS PBLA14 START 83.688
HIERARCH ESO ISS PBLA14 END 84.287
HIERARCH ESO ISS PBL23 START 53.351
HIERARCH ESO ISS PBL23 END 52.921
HIERARCH ESO ISS PBLA23 START 66.2
HIERARCH ESO ISS PBLA23 END 66.7
HIERARCH ESO ISS PBL24 START 86.469
HIERARCH ESO ISS PBL24 END 86.154
HIERARCH ESO ISS PBLA24 START 35.956
HIERARCH ESO ISS PBLA24 END 36.323
HIERARCH ESO ISS PBL34 START 48.536
HIERARCH ESO ISS PBL34 END 48.533
HIERARCH ESO ISS PBLA34 START 2.293
HIERARCH ESO ISS PBLA34 END 2.87
HIERARCH ESO ISS AMBI TAU0 START 0.002011
HIERARCH ESO ISS AMBI TAU0 END 0.00213
HIERARCH ESO ISS AMBI TEMP 15.88
HIERARCH ESO ISS AMBI FWHM START 1.43
HIERARCH ESO ISS AMBI FWHM END 1.85