Exposure
- ID
- GRAVI.2024-09-29T03:59:02.081_2
- Header ID
- GRAVI.2024-09-29T03:59:02.081
- 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 03:59:02.081
- UTC End
- 2024-09-29 04:05:42.081
- MJD Start
- 60582.16599631
- MJD End
- 60582.17062593963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0051045
- Ambient temperature (°C)
- 13.22
- Seeing (arcsec)
- 0.755
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 | 46.7060 | 47.2390 | 37.3000 | 37.5000 |
| U1-U3 | 88.1700 | 89.1510 | 43.4000 | 43.4000 |
| U1-U4 | 127.5210 | 128.1470 | 65.7050 | 65.2120 |
| U2-U3 | 42.0190 | 42.4410 | 50.1000 | 50.0000 |
| U2-U4 | 89.2550 | 89.0690 | 80.1270 | 79.4850 |
| U3-U4 | 56.8870 | 56.1620 | 101.8000 | 101.3300 |
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 | 60582.16599631 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 46.706 |
| HIERARCH ESO ISS PBL12 END | 47.239 |
| HIERARCH ESO ISS PBLA12 START | 37.3 |
| HIERARCH ESO ISS PBLA12 END | 37.5 |
| HIERARCH ESO ISS PBL13 START | 88.17 |
| HIERARCH ESO ISS PBL13 END | 89.151 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.521 |
| HIERARCH ESO ISS PBL14 END | 128.147 |
| HIERARCH ESO ISS PBLA14 START | 65.705 |
| HIERARCH ESO ISS PBLA14 END | 65.212 |
| HIERARCH ESO ISS PBL23 START | 42.019 |
| HIERARCH ESO ISS PBL23 END | 42.441 |
| HIERARCH ESO ISS PBLA23 START | 50.1 |
| HIERARCH ESO ISS PBLA23 END | 50.0 |
| HIERARCH ESO ISS PBL24 START | 89.255 |
| HIERARCH ESO ISS PBL24 END | 89.069 |
| HIERARCH ESO ISS PBLA24 START | 80.127 |
| HIERARCH ESO ISS PBLA24 END | 79.485 |
| HIERARCH ESO ISS PBL34 START | 56.887 |
| HIERARCH ESO ISS PBL34 END | 56.162 |
| HIERARCH ESO ISS PBLA34 START | 101.8 |
| HIERARCH ESO ISS PBLA34 END | 101.33 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006709 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.0035 |
| HIERARCH ESO ISS AMBI TEMP | 13.22 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |