Exposure
ID
GRAVI.2025-07-11T06:14:33.509_1
Header ID
GRAVI.2025-07-11T06:14:33.509
Date updated
2025-07-11 06:30:49 UTC+0000
Release date
2026-07-11 06:30:49 UTC+0000
UTC Start
2025-07-11 06:14:33.509
UTC End
2025-07-11 06:20:33.509
MJD Start
60867.26011006
MJD End
60867.264276726666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0049485
Ambient temperature (°C)
10.35
Seeing (arcsec)
0.5449999999999999
Observation
ID
68654
Category
science
Program ID
113.26E7.001
Program Title
RESOLVING THE MAS-SCALE RELATIVISTIC JET AND THE SEED PHOTON FIELDS OF BLAZARS IN NEAR INFRARED
Program Type
Normal
PI / COI
HOVATTA / LINDFORS / KORHONEN / KHARB / WITTKOWSKI / PURSIMO
Target
ID
51069
Name
TXS_1811+062
RA
273.391757
DEC
6.26367
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
LOW-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.2500 56.3350 35.4000 35.4000
U1-U3 102.4110 102.4330 39.6000 39.5000
U1-U4 122.6760 121.6400 58.7820 58.3150
U2-U3 46.4930 46.4140 44.7000 44.4000
U2-U4 74.4410 73.1190 76.2010 75.7760
U3-U4 42.4390 41.2750 111.1150 111.5680
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26E7.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60867.26011006
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TXS 1811+062
HIERARCH ESO INS SOBJ NAME TXS_1811+062
RA 273.391757
DEC 6.26367
HIERARCH ESO INS SPEC RES LOW
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 375.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 56.25
HIERARCH ESO ISS PBL12 END 56.335
HIERARCH ESO ISS PBLA12 START 35.4
HIERARCH ESO ISS PBLA12 END 35.4
HIERARCH ESO ISS PBL13 START 102.411
HIERARCH ESO ISS PBL13 END 102.433
HIERARCH ESO ISS PBLA13 START 39.6
HIERARCH ESO ISS PBLA13 END 39.5
HIERARCH ESO ISS PBL14 START 122.676
HIERARCH ESO ISS PBL14 END 121.64
HIERARCH ESO ISS PBLA14 START 58.782
HIERARCH ESO ISS PBLA14 END 58.315
HIERARCH ESO ISS PBL23 START 46.493
HIERARCH ESO ISS PBL23 END 46.414
HIERARCH ESO ISS PBLA23 START 44.7
HIERARCH ESO ISS PBLA23 END 44.4
HIERARCH ESO ISS PBL24 START 74.441
HIERARCH ESO ISS PBL24 END 73.119
HIERARCH ESO ISS PBLA24 START 76.201
HIERARCH ESO ISS PBLA24 END 75.776
HIERARCH ESO ISS PBL34 START 42.439
HIERARCH ESO ISS PBL34 END 41.275
HIERARCH ESO ISS PBLA34 START 111.115
HIERARCH ESO ISS PBLA34 END 111.568
HIERARCH ESO ISS AMBI TAU0 START 0.004313
HIERARCH ESO ISS AMBI TAU0 END 0.005584
HIERARCH ESO ISS AMBI TEMP 10.35
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.49
HIERARCH ESO FT ROBJ NAME 2MASS_J18133461+0615
HIERARCH ESO FT ROBJ ALPHA 181334.615
HIERARCH ESO FT ROBJ DELTA 061551.739