Exposure
- ID
- GRAVI.2022-08-17T08:45:02.585_2
- Header ID
- GRAVI.2022-08-17T08:45:02.585
- Date updated
- 2022-08-17 09:00:55 UTC+0000
- Release date
- 2023-08-17 09:00:55 UTC+0000
- UTC Start
- 2022-08-17 08:45:02.585
- UTC End
- 2022-08-17 08:51:02.585
- MJD Start
- 59808.36461325
- MJD End
- 59808.3687799167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002943
- Ambient temperature (°C)
- 8.51
- Seeing (arcsec)
- 0.47
Observation
- ID
- 51970
- Category
- science
- Program ID
- 109.23BY.001
- 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 | 53.8460 | 54.1080 | 37.3000 | 37.1000 |
U1-U3 | 100.0410 | 100.3950 | 40.7000 | 40.4000 |
U1-U4 | 127.4800 | 126.8960 | 55.0580 | 54.3000 |
U2-U3 | 46.4030 | 46.4800 | 44.7000 | 44.2000 |
U2-U4 | 77.9520 | 76.8960 | 67.2280 | 66.3210 |
U3-U4 | 39.3320 | 38.0760 | 94.0930 | 93.6470 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 109.23BY.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59808.36461325 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR8799 |
HIERARCH ESO INS SOBJ NAME | hr8799f |
RA | 346.872266 |
DEC | 21.13372 |
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 | 376.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 12 |
HIERARCH ESO ISS PBL12 START | 53.846 |
HIERARCH ESO ISS PBL12 END | 54.108 |
HIERARCH ESO ISS PBLA12 START | 37.3 |
HIERARCH ESO ISS PBLA12 END | 37.1 |
HIERARCH ESO ISS PBL13 START | 100.041 |
HIERARCH ESO ISS PBL13 END | 100.395 |
HIERARCH ESO ISS PBLA13 START | 40.7 |
HIERARCH ESO ISS PBLA13 END | 40.4 |
HIERARCH ESO ISS PBL14 START | 127.48 |
HIERARCH ESO ISS PBL14 END | 126.896 |
HIERARCH ESO ISS PBLA14 START | 55.058 |
HIERARCH ESO ISS PBLA14 END | 54.3 |
HIERARCH ESO ISS PBL23 START | 46.403 |
HIERARCH ESO ISS PBL23 END | 46.48 |
HIERARCH ESO ISS PBLA23 START | 44.7 |
HIERARCH ESO ISS PBLA23 END | 44.2 |
HIERARCH ESO ISS PBL24 START | 77.952 |
HIERARCH ESO ISS PBL24 END | 76.896 |
HIERARCH ESO ISS PBLA24 START | 67.228 |
HIERARCH ESO ISS PBLA24 END | 66.321 |
HIERARCH ESO ISS PBL34 START | 39.332 |
HIERARCH ESO ISS PBL34 END | 38.076 |
HIERARCH ESO ISS PBLA34 START | 94.093 |
HIERARCH ESO ISS PBLA34 END | 93.647 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002943 |
HIERARCH ESO ISS AMBI TAU0 END | 0.002943 |
HIERARCH ESO ISS AMBI TEMP | 8.51 |
HIERARCH ESO ISS AMBI FWHM START | 0.47 |
HIERARCH ESO ISS AMBI FWHM END | 0.47 |
HIERARCH ESO FT ROBJ NAME | HR8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
HIERARCH ESO FT ROBJ DELTA | 210803.302 |