Exposure
- ID
- GRAVI.2024-11-16T06:04:30.804_2
- Header ID
- GRAVI.2024-11-16T06:04:30.804
- Date updated
- 2024-11-16 06:10:37 UTC+0000
- Release date
- 2025-11-16 06:10:37 UTC+0000
- UTC Start
- 2024-11-16 06:04:30.804
- UTC End
- 2024-11-16 06:04:59.604
- MJD Start
- 60630.25313431
- MJD End
- 60630.2534676433
- Exposure time (s)
- 28.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0094605
- Ambient temperature (°C)
- 11.7
- Seeing (arcsec)
- 0.43
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 | 54.2170 | 54.2490 | 30.1000 | 30.1000 |
| U1-U3 | 99.0980 | 99.1590 | 36.3000 | 36.4000 |
| U1-U4 | 129.7720 | 129.8090 | 62.9780 | 62.9980 |
| U2-U3 | 45.5960 | 45.6230 | 43.8000 | 43.9000 |
| U2-U4 | 89.2630 | 89.2410 | 82.2530 | 82.2630 |
| U3-U4 | 60.5780 | 60.5210 | 110.1420 | 110.1740 |
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 | 60630.25313431 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.403038 |
| DEC | -2.47381 |
| 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 | 55.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 96 |
| HIERARCH ESO ISS PBL12 START | 54.217 |
| HIERARCH ESO ISS PBL12 END | 54.249 |
| HIERARCH ESO ISS PBLA12 START | 30.1 |
| HIERARCH ESO ISS PBLA12 END | 30.1 |
| HIERARCH ESO ISS PBL13 START | 99.098 |
| HIERARCH ESO ISS PBL13 END | 99.159 |
| HIERARCH ESO ISS PBLA13 START | 36.3 |
| HIERARCH ESO ISS PBLA13 END | 36.4 |
| HIERARCH ESO ISS PBL14 START | 129.772 |
| HIERARCH ESO ISS PBL14 END | 129.809 |
| HIERARCH ESO ISS PBLA14 START | 62.978 |
| HIERARCH ESO ISS PBLA14 END | 62.998 |
| HIERARCH ESO ISS PBL23 START | 45.596 |
| HIERARCH ESO ISS PBL23 END | 45.623 |
| HIERARCH ESO ISS PBLA23 START | 43.8 |
| HIERARCH ESO ISS PBLA23 END | 43.9 |
| HIERARCH ESO ISS PBL24 START | 89.263 |
| HIERARCH ESO ISS PBL24 END | 89.241 |
| HIERARCH ESO ISS PBLA24 START | 82.253 |
| HIERARCH ESO ISS PBLA24 END | 82.263 |
| HIERARCH ESO ISS PBL34 START | 60.578 |
| HIERARCH ESO ISS PBL34 END | 60.521 |
| HIERARCH ESO ISS PBLA34 START | 110.142 |
| HIERARCH ESO ISS PBLA34 END | 110.174 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00894 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009981 |
| HIERARCH ESO ISS AMBI TEMP | 11.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.43 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |