Exposure
ID
GRAVI.2024-05-12T05:14:35.724_1
Header ID
GRAVI.2024-05-12T05:14:35.724
Date updated
2024-05-12 05:25:45 UTC+0000
Release date
2025-05-12 05:25:45 UTC+0000
UTC Start
2024-05-12 05:14:35.724
UTC End
2024-05-12 05:15:04.524
MJD Start
60442.21846903
MJD End
60442.2188023633
Exposure time (s)
28.8
Validation level
1
Tau 0: Coherence time (s)
0.003343
Ambient temperature (°C)
11.56
Seeing (arcsec)
0.53
Observation
ID
59227
Category
science
Program ID
113.26PU.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 82.4340 82.5500 104.1000 104.2000
A0-J2 118.4670 118.6290 78.7000 78.8000
A0-K0 120.8970 121.0080 55.7110 55.8530
G1-J2 56.4510 56.4800 39.9000 40.0000
G1-K0 90.3660 90.3690 12.7390 12.8530
J2-K0 47.6810 47.6920 340.0530 340.1230
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26PU.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60442.21846903
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 55.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 96
HIERARCH ESO ISS PBL12 START 82.434
HIERARCH ESO ISS PBL12 END 82.55
HIERARCH ESO ISS PBLA12 START 104.1
HIERARCH ESO ISS PBLA12 END 104.2
HIERARCH ESO ISS PBL13 START 118.467
HIERARCH ESO ISS PBL13 END 118.629
HIERARCH ESO ISS PBLA13 START 78.7
HIERARCH ESO ISS PBLA13 END 78.8
HIERARCH ESO ISS PBL14 START 120.897
HIERARCH ESO ISS PBL14 END 121.008
HIERARCH ESO ISS PBLA14 START 55.711
HIERARCH ESO ISS PBLA14 END 55.853
HIERARCH ESO ISS PBL23 START 56.451
HIERARCH ESO ISS PBL23 END 56.48
HIERARCH ESO ISS PBLA23 START 39.9
HIERARCH ESO ISS PBLA23 END 40.0
HIERARCH ESO ISS PBL24 START 90.366
HIERARCH ESO ISS PBL24 END 90.369
HIERARCH ESO ISS PBLA24 START 12.739
HIERARCH ESO ISS PBLA24 END 12.853
HIERARCH ESO ISS PBL34 START 47.681
HIERARCH ESO ISS PBL34 END 47.692
HIERARCH ESO ISS PBLA34 START 340.053
HIERARCH ESO ISS PBLA34 END 340.123
HIERARCH ESO ISS AMBI TAU0 START 0.003343
HIERARCH ESO ISS AMBI TAU0 END 0.003343
HIERARCH ESO ISS AMBI TEMP 11.56
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.53