Exposure
- ID
- GRAVI.2024-09-29T03:56:59.076_2
- Header ID
- GRAVI.2024-09-29T03:56:59.076
- Date updated
- 2024-09-29 04:05:26 UTC+0000
- Release date
- 2025-09-29 04:05:25 UTC+0000
- UTC Start
- 2024-09-29 03:56:59.076
- UTC End
- 2024-09-29 03:58:11.076
- MJD Start
- 60582.16457264
- MJD End
- 60582.165405973334
- Exposure time (s)
- 72.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006987
- Ambient temperature (°C)
- 13.03
- Seeing (arcsec)
- 0.71
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 | 46.5400 | 46.6510 | 37.2000 | 37.3000 |
| U1-U3 | 87.8620 | 88.0670 | 43.3000 | 43.4000 |
| U1-U4 | 127.3110 | 127.4520 | 65.8530 | 65.7540 |
| U2-U3 | 41.8850 | 41.9740 | 50.2000 | 50.1000 |
| U2-U4 | 89.2990 | 89.2700 | 80.3230 | 80.1930 |
| U3-U4 | 57.1010 | 56.9590 | 101.9460 | 101.8490 |
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 | 60582.16457264 |
| 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 | 89.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 24 |
| HIERARCH ESO ISS PBL12 START | 46.54 |
| HIERARCH ESO ISS PBL12 END | 46.651 |
| HIERARCH ESO ISS PBLA12 START | 37.2 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 87.862 |
| HIERARCH ESO ISS PBL13 END | 88.067 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 127.311 |
| HIERARCH ESO ISS PBL14 END | 127.452 |
| HIERARCH ESO ISS PBLA14 START | 65.853 |
| HIERARCH ESO ISS PBLA14 END | 65.754 |
| HIERARCH ESO ISS PBL23 START | 41.885 |
| HIERARCH ESO ISS PBL23 END | 41.974 |
| HIERARCH ESO ISS PBLA23 START | 50.2 |
| HIERARCH ESO ISS PBLA23 END | 50.1 |
| HIERARCH ESO ISS PBL24 START | 89.299 |
| HIERARCH ESO ISS PBL24 END | 89.27 |
| HIERARCH ESO ISS PBLA24 START | 80.323 |
| HIERARCH ESO ISS PBLA24 END | 80.193 |
| HIERARCH ESO ISS PBL34 START | 57.101 |
| HIERARCH ESO ISS PBL34 END | 56.959 |
| HIERARCH ESO ISS PBLA34 START | 101.946 |
| HIERARCH ESO ISS PBLA34 END | 101.849 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006987 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006987 |
| HIERARCH ESO ISS AMBI TEMP | 13.03 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |