Exposure
- ID
- GRAVI.2024-11-16T07:43:37.055_2
- Header ID
- GRAVI.2024-11-16T07:43:37.055
- Date updated
- 2024-11-16 08:00:37 UTC+0000
- Release date
- 2025-11-16 08:00:37 UTC+0000
- UTC Start
- 2024-11-16 07:43:37.055
- UTC End
- 2024-11-16 07:51:37.055
- MJD Start
- 60630.32195666
- MJD End
- 60630.3275122156
- Exposure time (s)
- 480.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0094305
- Ambient temperature (°C)
- 12.0
- Seeing (arcsec)
- 0.6
Observation
- ID
- 61625
- Category
- science
- Program ID
- 114.27UV.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM, G.
Target
- ID
- 45803
- Name
- 51_Eri
- RA
- 69.4005541666667
- DEC
- -2.47354861111111
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 | 56.4780 | 56.5300 | 34.8000 | 35.0000 |
| U1-U3 | 102.4240 | 102.3610 | 39.8000 | 39.9000 |
| U1-U4 | 124.2110 | 122.8440 | 62.7650 | 62.5280 |
| U2-U3 | 46.4260 | 46.2900 | 45.9000 | 45.9000 |
| U2-U4 | 78.8950 | 77.2790 | 82.3700 | 82.3020 |
| U3-U4 | 49.8590 | 48.5680 | 115.9380 | 116.7740 |
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 | 60630.32195666 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.403074 |
| DEC | -2.47384 |
| 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 | 497.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 56.478 |
| HIERARCH ESO ISS PBL12 END | 56.53 |
| HIERARCH ESO ISS PBLA12 START | 34.8 |
| HIERARCH ESO ISS PBLA12 END | 35.0 |
| HIERARCH ESO ISS PBL13 START | 102.424 |
| HIERARCH ESO ISS PBL13 END | 102.361 |
| HIERARCH ESO ISS PBLA13 START | 39.8 |
| HIERARCH ESO ISS PBLA13 END | 39.9 |
| HIERARCH ESO ISS PBL14 START | 124.211 |
| HIERARCH ESO ISS PBL14 END | 122.844 |
| HIERARCH ESO ISS PBLA14 START | 62.765 |
| HIERARCH ESO ISS PBLA14 END | 62.528 |
| HIERARCH ESO ISS PBL23 START | 46.426 |
| HIERARCH ESO ISS PBL23 END | 46.29 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 45.9 |
| HIERARCH ESO ISS PBL24 START | 78.895 |
| HIERARCH ESO ISS PBL24 END | 77.279 |
| HIERARCH ESO ISS PBLA24 START | 82.37 |
| HIERARCH ESO ISS PBLA24 END | 82.302 |
| HIERARCH ESO ISS PBL34 START | 49.859 |
| HIERARCH ESO ISS PBL34 END | 48.568 |
| HIERARCH ESO ISS PBLA34 START | 115.938 |
| HIERARCH ESO ISS PBLA34 END | 116.774 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009359 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009502 |
| HIERARCH ESO ISS AMBI TEMP | 12.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |