Exposure
ID
GRAVI.2022-02-22T06:07:29.093_1
Header ID
GRAVI.2022-02-22T06:07:29.093
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 06:07:29.093
UTC End
2022-02-22 06:11:29.093
MJD Start
59632.25519784
MJD End
59632.25797561778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0071164999999999996
Ambient temperature (°C)
12.41
Seeing (arcsec)
0.62
Observation
ID
49590
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
37116
Name
Empty
RA
179.885314
DEC
29.24537
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 36.3420 36.7740 37.7000 38.1000
U1-U3 69.7330 70.6120 46.2000 46.4000
U1-U4 113.9490 114.9200 73.7880 73.4110
U2-U3 34.2160 34.6380 55.3000 55.2000
U2-U4 87.2390 87.5470 87.9880 87.4760
U3-U4 61.3030 61.1070 105.5430 105.0740
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 59632.25519784
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME Ton 599
HIERARCH ESO INS SOBJ NAME Empty
RA 179.885314
DEC 29.24537
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 36.342
HIERARCH ESO ISS PBL12 END 36.774
HIERARCH ESO ISS PBLA12 START 37.7
HIERARCH ESO ISS PBLA12 END 38.1
HIERARCH ESO ISS PBL13 START 69.733
HIERARCH ESO ISS PBL13 END 70.612
HIERARCH ESO ISS PBLA13 START 46.2
HIERARCH ESO ISS PBLA13 END 46.4
HIERARCH ESO ISS PBL14 START 113.949
HIERARCH ESO ISS PBL14 END 114.92
HIERARCH ESO ISS PBLA14 START 73.788
HIERARCH ESO ISS PBLA14 END 73.411
HIERARCH ESO ISS PBL23 START 34.216
HIERARCH ESO ISS PBL23 END 34.638
HIERARCH ESO ISS PBLA23 START 55.3
HIERARCH ESO ISS PBLA23 END 55.2
HIERARCH ESO ISS PBL24 START 87.239
HIERARCH ESO ISS PBL24 END 87.547
HIERARCH ESO ISS PBLA24 START 87.988
HIERARCH ESO ISS PBLA24 END 87.476
HIERARCH ESO ISS PBL34 START 61.303
HIERARCH ESO ISS PBL34 END 61.107
HIERARCH ESO ISS PBLA34 START 105.543
HIERARCH ESO ISS PBLA34 END 105.074
HIERARCH ESO ISS AMBI TAU0 START 0.006712
HIERARCH ESO ISS AMBI TAU0 END 0.007521
HIERARCH ESO ISS AMBI TEMP 12.41
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62
HIERARCH ESO FT ROBJ NAME Ton_599
HIERARCH ESO FT ROBJ ALPHA 115931.833
HIERARCH ESO FT ROBJ DELTA 291443.826