Exposure
- ID
- GRAVI.2024-09-29T04:27:02.153_2
- Header ID
- GRAVI.2024-09-29T04:27:02.153
- Date updated
- 2024-09-29 04:45:34 UTC+0000
- Release date
- 2025-09-29 04:45:34 UTC+0000
- UTC Start
- 2024-09-29 04:27:02.153
- UTC End
- 2024-09-29 04:33:42.153
- MJD Start
- 60582.18544158
- MJD End
- 60582.190071209625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004984000000000001
- Ambient temperature (°C)
- 13.35
- Seeing (arcsec)
- 0.72
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 | 48.8160 | 49.3020 | 38.0000 | 38.1000 |
| U1-U3 | 91.9840 | 92.8330 | 43.4000 | 43.3000 |
| U1-U4 | 129.5540 | 129.8400 | 63.5870 | 63.0270 |
| U2-U3 | 43.6210 | 43.9620 | 49.4000 | 49.2000 |
| U2-U4 | 88.0740 | 87.6180 | 77.4290 | 76.7370 |
| U3-U4 | 53.6420 | 52.7380 | 99.8980 | 99.4400 |
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 | 60582.18544158 |
| 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 | 48.816 |
| HIERARCH ESO ISS PBL12 END | 49.302 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.1 |
| HIERARCH ESO ISS PBL13 START | 91.984 |
| HIERARCH ESO ISS PBL13 END | 92.833 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 129.554 |
| HIERARCH ESO ISS PBL14 END | 129.84 |
| HIERARCH ESO ISS PBLA14 START | 63.587 |
| HIERARCH ESO ISS PBLA14 END | 63.027 |
| HIERARCH ESO ISS PBL23 START | 43.621 |
| HIERARCH ESO ISS PBL23 END | 43.962 |
| HIERARCH ESO ISS PBLA23 START | 49.4 |
| HIERARCH ESO ISS PBLA23 END | 49.2 |
| HIERARCH ESO ISS PBL24 START | 88.074 |
| HIERARCH ESO ISS PBL24 END | 87.618 |
| HIERARCH ESO ISS PBLA24 START | 77.429 |
| HIERARCH ESO ISS PBLA24 END | 76.737 |
| HIERARCH ESO ISS PBL34 START | 53.642 |
| HIERARCH ESO ISS PBL34 END | 52.738 |
| HIERARCH ESO ISS PBLA34 START | 99.898 |
| HIERARCH ESO ISS PBLA34 END | 99.44 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005568 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.0044 |
| HIERARCH ESO ISS AMBI TEMP | 13.35 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.716 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |