Exposure
ID
GRAVI.2022-02-22T07:28:47.299_1
Header ID
GRAVI.2022-02-22T07:28:47.299
Date updated
2022-09-19 09:42:30 UTC+0000
Release date
2023-12-31 00:00:00 UTC+0000
UTC Start
2022-02-22 07:28:47.299
UTC End
2022-02-22 07:32:47.299
MJD Start
59632.31165855
MJD End
59632.31443632778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.007589
Ambient temperature (°C)
11.41
Seeing (arcsec)
0.69
Observation
ID
49593
Category
science
Program ID
108.221C.001
Program Title
RESOLVING THE MAS-SCALE RELATIVISTIC JET AND THE ACCRETION DISK OF A BLAZAR IN NEAR INFRARED
Program Type
Normal
PI / COI
HOVATTA/ LINDFORS/ KORHONEN/ KHARB/ WITTKOWSKI/ PURSIMO
Target
ID
37119
Name
Empty
RA
179.885416
DEC
29.24559
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
DUAL
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 44.2110 44.5880 41.3000 41.3000
U1-U3 84.8230 85.4990 46.8000 46.7000
U1-U4 127.2550 127.6510 66.1100 65.6700
U2-U3 41.0450 41.3290 52.8000 52.6000
U2-U4 89.0970 88.9630 78.1500 77.6110
U3-U4 54.8810 54.3910 96.8090 96.3480
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 59632.31165855
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME Ton 599
HIERARCH ESO INS SOBJ NAME Empty
RA 179.885416
DEC 29.24559
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 44.211
HIERARCH ESO ISS PBL12 END 44.588
HIERARCH ESO ISS PBLA12 START 41.3
HIERARCH ESO ISS PBLA12 END 41.3
HIERARCH ESO ISS PBL13 START 84.823
HIERARCH ESO ISS PBL13 END 85.499
HIERARCH ESO ISS PBLA13 START 46.8
HIERARCH ESO ISS PBLA13 END 46.7
HIERARCH ESO ISS PBL14 START 127.255
HIERARCH ESO ISS PBL14 END 127.651
HIERARCH ESO ISS PBLA14 START 66.11
HIERARCH ESO ISS PBLA14 END 65.67
HIERARCH ESO ISS PBL23 START 41.045
HIERARCH ESO ISS PBL23 END 41.329
HIERARCH ESO ISS PBLA23 START 52.8
HIERARCH ESO ISS PBLA23 END 52.6
HIERARCH ESO ISS PBL24 START 89.097
HIERARCH ESO ISS PBL24 END 88.963
HIERARCH ESO ISS PBLA24 START 78.15
HIERARCH ESO ISS PBLA24 END 77.611
HIERARCH ESO ISS PBL34 START 54.881
HIERARCH ESO ISS PBL34 END 54.391
HIERARCH ESO ISS PBLA34 START 96.809
HIERARCH ESO ISS PBLA34 END 96.348
HIERARCH ESO ISS AMBI TAU0 START 0.007589
HIERARCH ESO ISS AMBI TAU0 END 0.007589
HIERARCH ESO ISS AMBI TEMP 11.41
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69
HIERARCH ESO FT ROBJ NAME Ton_599
HIERARCH ESO FT ROBJ ALPHA 115931.833
HIERARCH ESO FT ROBJ DELTA 291443.826