Exposure
ID
GRAVI.2025-11-27T06:03:23.380_1
Header ID
GRAVI.2025-11-27T06:03:23.380
Date updated
2025-11-27 06:15:49 UTC+0000
Release date
2026-11-27 06:15:48 UTC+0000
UTC Start
2025-11-27 06:03:23.380
UTC End
2025-11-27 06:07:23.380
MJD Start
61006.25235394
MJD End
61006.25513171778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.006293999999999999
Ambient temperature (°C)
14.91
Seeing (arcsec)
0.505
Observation
ID
70907
Category
science
Program ID
116.28L4.001
Program Title
DETERMINING PRECISE DYNAMICAL MASSES OF A UNIQUE BE + SDO SYSTEM TO CALIBRATE THE PHYSICS OF BINARY MASS TRANSFER
Program Type
Normal
PI / COI
KLEMENT / RIVINIUS / DE MINK / LECHIEN
Target
ID
52615
Name
HD_41335
RA
91.05511
DEC
-6.70893
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 47.3280 47.2180 148.8000 149.2000
A0-J2 128.9800 129.1080 92.2000 92.3000
A0-J6 161.3610 161.7770 25.4080 25.8410
B5-J2 110.2910 110.6150 71.2000 71.3000
B5-J6 191.5350 191.8140 13.5040 13.9700
J2-J6 161.9980 161.6940 338.3940 338.7930
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28L4.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61006.25235394
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 41335
HIERARCH ESO INS SOBJ NAME HD_41335
RA 91.05511
DEC -6.70893
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 47.328
HIERARCH ESO ISS PBL12 END 47.218
HIERARCH ESO ISS PBLA12 START 148.8
HIERARCH ESO ISS PBLA12 END 149.2
HIERARCH ESO ISS PBL13 START 128.98
HIERARCH ESO ISS PBL13 END 129.108
HIERARCH ESO ISS PBLA13 START 92.2
HIERARCH ESO ISS PBLA13 END 92.3
HIERARCH ESO ISS PBL14 START 161.361
HIERARCH ESO ISS PBL14 END 161.777
HIERARCH ESO ISS PBLA14 START 25.408
HIERARCH ESO ISS PBLA14 END 25.841
HIERARCH ESO ISS PBL23 START 110.291
HIERARCH ESO ISS PBL23 END 110.615
HIERARCH ESO ISS PBLA23 START 71.2
HIERARCH ESO ISS PBLA23 END 71.3
HIERARCH ESO ISS PBL24 START 191.535
HIERARCH ESO ISS PBL24 END 191.814
HIERARCH ESO ISS PBLA24 START 13.504
HIERARCH ESO ISS PBLA24 END 13.97
HIERARCH ESO ISS PBL34 START 161.998
HIERARCH ESO ISS PBL34 END 161.694
HIERARCH ESO ISS PBLA34 START 338.394
HIERARCH ESO ISS PBLA34 END 338.793
HIERARCH ESO ISS AMBI TAU0 START 0.006362
HIERARCH ESO ISS AMBI TAU0 END 0.006226
HIERARCH ESO ISS AMBI TEMP 14.91
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5