Exposure
- ID
- GRAVI.2024-09-29T03:46:20.049_2
- Header ID
- GRAVI.2024-09-29T03:46:20.049
- Date updated
- 2024-09-29 03:55:37 UTC+0000
- Release date
- 2025-09-29 03:55:37 UTC+0000
- UTC Start
- 2024-09-29 03:46:20.049
- UTC End
- 2024-09-29 03:47:08.049
- MJD Start
- 60582.15717649
- MJD End
- 60582.157732045554
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005876
- Ambient temperature (°C)
- 13.21
- Seeing (arcsec)
- 0.585
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 | 45.6860 | 45.7670 | 36.8000 | 36.8000 |
| U1-U3 | 86.2590 | 86.4130 | 43.2000 | 43.2000 |
| U1-U4 | 126.1280 | 126.2480 | 66.5840 | 66.5160 |
| U2-U3 | 41.1780 | 41.2460 | 50.3000 | 50.3000 |
| U2-U4 | 89.4230 | 89.4190 | 81.3020 | 81.2110 |
| U3-U4 | 58.1230 | 58.0310 | 102.6910 | 102.6200 |
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 | 60582.15717649 |
| 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 | 68.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 48 |
| HIERARCH ESO ISS PBL12 START | 45.686 |
| HIERARCH ESO ISS PBL12 END | 45.767 |
| HIERARCH ESO ISS PBLA12 START | 36.8 |
| HIERARCH ESO ISS PBLA12 END | 36.8 |
| HIERARCH ESO ISS PBL13 START | 86.259 |
| HIERARCH ESO ISS PBL13 END | 86.413 |
| HIERARCH ESO ISS PBLA13 START | 43.2 |
| HIERARCH ESO ISS PBLA13 END | 43.2 |
| HIERARCH ESO ISS PBL14 START | 126.128 |
| HIERARCH ESO ISS PBL14 END | 126.248 |
| HIERARCH ESO ISS PBLA14 START | 66.584 |
| HIERARCH ESO ISS PBLA14 END | 66.516 |
| HIERARCH ESO ISS PBL23 START | 41.178 |
| HIERARCH ESO ISS PBL23 END | 41.246 |
| HIERARCH ESO ISS PBLA23 START | 50.3 |
| HIERARCH ESO ISS PBLA23 END | 50.3 |
| HIERARCH ESO ISS PBL24 START | 89.423 |
| HIERARCH ESO ISS PBL24 END | 89.419 |
| HIERARCH ESO ISS PBLA24 START | 81.302 |
| HIERARCH ESO ISS PBLA24 END | 81.211 |
| HIERARCH ESO ISS PBL34 START | 58.123 |
| HIERARCH ESO ISS PBL34 END | 58.031 |
| HIERARCH ESO ISS PBLA34 START | 102.691 |
| HIERARCH ESO ISS PBLA34 END | 102.62 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005876 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005876 |
| HIERARCH ESO ISS AMBI TEMP | 13.21 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |