Exposure
- ID
- GRAVI.2022-08-16T07:26:58.280_2
- Header ID
- GRAVI.2022-08-16T07:26:58.280
- Date updated
- 2022-08-16 07:35:42 UTC+0000
- Release date
- 2023-08-16 07:35:42 UTC+0000
- UTC Start
- 2022-08-16 07:26:58.280
- UTC End
- 2022-08-16 07:28:02.280
- MJD Start
- 59807.31039676
- MJD End
- 59807.3111375007
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002648
- Ambient temperature (°C)
- 7.88
- Seeing (arcsec)
- 1.14
Observation
- ID
- 51919
- Category
- science
- Program ID
- 109.23BY.002
- Program Title
- SIZING UP THE HOT DUST CONTINUUM IN AGN WITH DIRECT MEASUREMENTS
- Program Type
- Normal
- PI / COI
- DAVIES/ DE ZEEUW/ DEXTER/ HOENIG/ LUTZ/ SHANGGUAN/ SHIMIZU/ STURM/ SANTOS/ CAO/ KISHIMOTO
Target
- ID
- 32940
- Name
- HR8799
- RA
- 346.869645833333
- DEC
- 21.1342505555556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 49.1710 | 49.2690 | 38.1000 | 38.1000 |
U1-U3 | 92.6030 | 92.7750 | 43.3000 | 43.3000 |
U1-U4 | 129.7680 | 129.8210 | 63.1850 | 63.0690 |
U2-U3 | 43.8690 | 43.9380 | 49.2000 | 49.2000 |
U2-U4 | 87.7540 | 87.6560 | 76.9360 | 76.7930 |
U3-U4 | 53.0020 | 52.8140 | 99.5770 | 99.4830 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 109.23BY.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59807.31039676 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR8799 |
HIERARCH ESO INS SOBJ NAME | hr8799f |
RA | 346.872401 |
DEC | 21.13387 |
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 | 86.0 |
HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
HIERARCH ESO DET2 NDIT | 64 |
HIERARCH ESO ISS PBL12 START | 49.171 |
HIERARCH ESO ISS PBL12 END | 49.269 |
HIERARCH ESO ISS PBLA12 START | 38.1 |
HIERARCH ESO ISS PBLA12 END | 38.1 |
HIERARCH ESO ISS PBL13 START | 92.603 |
HIERARCH ESO ISS PBL13 END | 92.775 |
HIERARCH ESO ISS PBLA13 START | 43.3 |
HIERARCH ESO ISS PBLA13 END | 43.3 |
HIERARCH ESO ISS PBL14 START | 129.768 |
HIERARCH ESO ISS PBL14 END | 129.821 |
HIERARCH ESO ISS PBLA14 START | 63.185 |
HIERARCH ESO ISS PBLA14 END | 63.069 |
HIERARCH ESO ISS PBL23 START | 43.869 |
HIERARCH ESO ISS PBL23 END | 43.938 |
HIERARCH ESO ISS PBLA23 START | 49.2 |
HIERARCH ESO ISS PBLA23 END | 49.2 |
HIERARCH ESO ISS PBL24 START | 87.754 |
HIERARCH ESO ISS PBL24 END | 87.656 |
HIERARCH ESO ISS PBLA24 START | 76.936 |
HIERARCH ESO ISS PBLA24 END | 76.793 |
HIERARCH ESO ISS PBL34 START | 53.002 |
HIERARCH ESO ISS PBL34 END | 52.814 |
HIERARCH ESO ISS PBLA34 START | 99.577 |
HIERARCH ESO ISS PBLA34 END | 99.483 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002397 |
HIERARCH ESO ISS AMBI TAU0 END | 0.002899 |
HIERARCH ESO ISS AMBI TEMP | 7.88 |
HIERARCH ESO ISS AMBI FWHM START | 1.14 |
HIERARCH ESO ISS AMBI FWHM END | 1.14 |
HIERARCH ESO FT ROBJ NAME | HR8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
HIERARCH ESO FT ROBJ DELTA | 210803.302 |