Exposure
- ID
- GRAVI.2018-08-27T07:20:31.988_2
- Header ID
- GRAVI.2018-08-27T07:20:31.988
- Date updated
- 2019-01-31 08:01:13 UTC+0000
- Release date
- 2019-01-31 08:01:13 UTC+0000
- UTC Start
- 2018-08-27 07:20:31.988
- UTC End
- 2018-08-27 07:25:31.988
- MJD Start
- 58357.30592579
- MJD End
- 58357.3093980122
- Exposure time (s)
- 300.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044905
- Ambient temperature (°C)
- 13.22
- Seeing (arcsec)
- 0.83
Observation
- ID
- 42474
- Category
- science
- Program ID
- 60.A-9102(G)
- Program Title
- GRAVITY COMMISSIONING
- Program Type
- Normal
- PI / COI
- GRAVITYTEAM, G
Target
- ID
- 32113
- Name
- HR8799
- RA
- 346.869666666667
- DEC
- 21.13425
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 | 51.5610 | 51.5730 | 38.2000 | 38.2000 |
U1-U3 | 96.6110 | 96.6300 | 42.6000 | 42.6000 |
U1-U4 | 130.0470 | 130.0420 | 59.8960 | 59.8760 |
U2-U3 | 45.3740 | 45.3800 | 47.6000 | 47.6000 |
U2-U4 | 84.3320 | 84.3080 | 72.9740 | 72.9510 |
U3-U4 | 47.5140 | 47.4810 | 97.1560 | 97.1430 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 60.A-9102(G) |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 58357.30592579 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HR8799 |
HIERARCH ESO INS SOBJ NAME | HR8799e |
RA | 346.87252 |
DEC | 21.13405 |
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 | 316.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 10 |
HIERARCH ESO ISS PBL12 START | 51.561 |
HIERARCH ESO ISS PBL12 END | 51.573 |
HIERARCH ESO ISS PBLA12 START | 38.2 |
HIERARCH ESO ISS PBLA12 END | 38.2 |
HIERARCH ESO ISS PBL13 START | 96.611 |
HIERARCH ESO ISS PBL13 END | 96.63 |
HIERARCH ESO ISS PBLA13 START | 42.6 |
HIERARCH ESO ISS PBLA13 END | 42.6 |
HIERARCH ESO ISS PBL14 START | 130.047 |
HIERARCH ESO ISS PBL14 END | 130.042 |
HIERARCH ESO ISS PBLA14 START | 59.896 |
HIERARCH ESO ISS PBLA14 END | 59.876 |
HIERARCH ESO ISS PBL23 START | 45.374 |
HIERARCH ESO ISS PBL23 END | 45.38 |
HIERARCH ESO ISS PBLA23 START | 47.6 |
HIERARCH ESO ISS PBLA23 END | 47.6 |
HIERARCH ESO ISS PBL24 START | 84.332 |
HIERARCH ESO ISS PBL24 END | 84.308 |
HIERARCH ESO ISS PBLA24 START | 72.974 |
HIERARCH ESO ISS PBLA24 END | 72.951 |
HIERARCH ESO ISS PBL34 START | 47.514 |
HIERARCH ESO ISS PBL34 END | 47.481 |
HIERARCH ESO ISS PBLA34 START | 97.156 |
HIERARCH ESO ISS PBLA34 END | 97.143 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004645 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004336 |
HIERARCH ESO ISS AMBI TEMP | 13.22 |
HIERARCH ESO ISS AMBI FWHM START | 0.85 |
HIERARCH ESO ISS AMBI FWHM END | 0.81 |
HIERARCH ESO FT ROBJ NAME | HR8799 |
HIERARCH ESO FT ROBJ ALPHA | 230728.720 |
HIERARCH ESO FT ROBJ DELTA | 210803.300 |