Exposure
- ID
- GRAVI.2024-09-29T04:19:44.134_2
- Header ID
- GRAVI.2024-09-29T04:19:44.134
- Date updated
- 2024-09-29 04:35:34 UTC+0000
- Release date
- 2025-09-29 04:35:34 UTC+0000
- UTC Start
- 2024-09-29 04:19:44.134
- UTC End
- 2024-09-29 04:26:24.134
- MJD Start
- 60582.18037192
- MJD End
- 60582.18500154963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004745
- Ambient temperature (°C)
- 13.23
- Seeing (arcsec)
- 0.7
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 | 48.2830 | 48.7800 | 37.9000 | 38.0000 |
| U1-U3 | 91.0390 | 91.9210 | 43.4000 | 43.4000 |
| U1-U4 | 129.1570 | 129.5300 | 64.1680 | 63.6280 |
| U2-U3 | 43.2350 | 43.5960 | 49.6000 | 49.4000 |
| U2-U4 | 88.4890 | 88.1050 | 78.1540 | 77.4790 |
| U3-U4 | 54.5610 | 53.7060 | 100.3900 | 99.9310 |
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 | 60582.18037192 |
| 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 | 48.283 |
| HIERARCH ESO ISS PBL12 END | 48.78 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.039 |
| HIERARCH ESO ISS PBL13 END | 91.921 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.157 |
| HIERARCH ESO ISS PBL14 END | 129.53 |
| HIERARCH ESO ISS PBLA14 START | 64.168 |
| HIERARCH ESO ISS PBLA14 END | 63.628 |
| HIERARCH ESO ISS PBL23 START | 43.235 |
| HIERARCH ESO ISS PBL23 END | 43.596 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.489 |
| HIERARCH ESO ISS PBL24 END | 88.105 |
| HIERARCH ESO ISS PBLA24 START | 78.154 |
| HIERARCH ESO ISS PBLA24 END | 77.479 |
| HIERARCH ESO ISS PBL34 START | 54.561 |
| HIERARCH ESO ISS PBL34 END | 53.706 |
| HIERARCH ESO ISS PBLA34 START | 100.39 |
| HIERARCH ESO ISS PBLA34 END | 99.931 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004745 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004745 |
| HIERARCH ESO ISS AMBI TEMP | 13.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.67 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |