Exposure
- ID
- GRAVI.2024-09-29T04:06:35.101_2
- Header ID
- GRAVI.2024-09-29T04:06:35.101
- Date updated
- 2024-09-29 04:15:38 UTC+0000
- Release date
- 2025-09-29 04:15:38 UTC+0000
- UTC Start
- 2024-09-29 04:06:35.101
- UTC End
- 2024-09-29 04:07:55.101
- MJD Start
- 60582.17123959
- MJD End
- 60582.17216551593
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037514999999999996
- Ambient temperature (°C)
- 13.23
- Seeing (arcsec)
- 0.775
Observation
- ID
- 60872
- Category
- science
- Program ID
- 114.27UV.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM, G.
Target
- ID
- 45274
- Name
- HR_8799
- RA
- 346.86965
- DEC
- 21.134252777777778
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 | 47.2930 | 47.4050 | 37.5000 | 37.6000 |
| U1-U3 | 89.2500 | 89.4560 | 43.4000 | 43.4000 |
| U1-U4 | 128.2060 | 128.3280 | 65.1610 | 65.0530 |
| U2-U3 | 42.4830 | 42.5710 | 50.0000 | 49.9000 |
| U2-U4 | 89.0460 | 88.9960 | 79.4180 | 79.2790 |
| U3-U4 | 56.0850 | 55.9220 | 101.2820 | 101.1820 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27UV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60582.17123959 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR 8799 |
| HIERARCH ESO INS SOBJ NAME | HR_8799 |
| RA | 346.871313 |
| DEC | 21.13464 |
| 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 | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 47.293 |
| HIERARCH ESO ISS PBL12 END | 47.405 |
| HIERARCH ESO ISS PBLA12 START | 37.5 |
| HIERARCH ESO ISS PBLA12 END | 37.6 |
| HIERARCH ESO ISS PBL13 START | 89.25 |
| HIERARCH ESO ISS PBL13 END | 89.456 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 128.206 |
| HIERARCH ESO ISS PBL14 END | 128.328 |
| HIERARCH ESO ISS PBLA14 START | 65.161 |
| HIERARCH ESO ISS PBLA14 END | 65.053 |
| HIERARCH ESO ISS PBL23 START | 42.483 |
| HIERARCH ESO ISS PBL23 END | 42.571 |
| HIERARCH ESO ISS PBLA23 START | 50.0 |
| HIERARCH ESO ISS PBLA23 END | 49.9 |
| HIERARCH ESO ISS PBL24 START | 89.046 |
| HIERARCH ESO ISS PBL24 END | 88.996 |
| HIERARCH ESO ISS PBLA24 START | 79.418 |
| HIERARCH ESO ISS PBLA24 END | 79.279 |
| HIERARCH ESO ISS PBL34 START | 56.085 |
| HIERARCH ESO ISS PBL34 END | 55.922 |
| HIERARCH ESO ISS PBLA34 START | 101.282 |
| HIERARCH ESO ISS PBLA34 END | 101.182 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.0035 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004003 |
| HIERARCH ESO ISS AMBI TEMP | 13.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.76 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |