Exposure
- ID
- GRAVI.2024-11-16T06:16:30.834_2
- Header ID
- GRAVI.2024-11-16T06:16:30.834
- Date updated
- 2024-11-16 06:35:27 UTC+0000
- Release date
- 2025-11-16 06:35:27 UTC+0000
- UTC Start
- 2024-11-16 06:16:30.834
- UTC End
- 2024-11-16 06:24:30.834
- MJD Start
- 60630.26146799
- MJD End
- 60630.2670235456
- Exposure time (s)
- 480.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0112405
- Ambient temperature (°C)
- 11.52
- 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 | 54.6260 | 54.8940 | 30.9000 | 31.5000 |
| U1-U3 | 99.8630 | 100.3430 | 37.1000 | 37.5000 |
| U1-U4 | 130.1290 | 130.2090 | 63.1860 | 63.2930 |
| U2-U3 | 45.9240 | 46.1180 | 44.4000 | 44.7000 |
| U2-U4 | 88.8600 | 88.4360 | 82.3450 | 82.3980 |
| U3-U4 | 59.7540 | 59.0960 | 110.5600 | 110.8890 |
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 | 60630.26146799 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.403026 |
| 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 | 497.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 54.626 |
| HIERARCH ESO ISS PBL12 END | 54.894 |
| HIERARCH ESO ISS PBLA12 START | 30.9 |
| HIERARCH ESO ISS PBLA12 END | 31.5 |
| HIERARCH ESO ISS PBL13 START | 99.863 |
| HIERARCH ESO ISS PBL13 END | 100.343 |
| HIERARCH ESO ISS PBLA13 START | 37.1 |
| HIERARCH ESO ISS PBLA13 END | 37.5 |
| HIERARCH ESO ISS PBL14 START | 130.129 |
| HIERARCH ESO ISS PBL14 END | 130.209 |
| HIERARCH ESO ISS PBLA14 START | 63.186 |
| HIERARCH ESO ISS PBLA14 END | 63.293 |
| HIERARCH ESO ISS PBL23 START | 45.924 |
| HIERARCH ESO ISS PBL23 END | 46.118 |
| HIERARCH ESO ISS PBLA23 START | 44.4 |
| HIERARCH ESO ISS PBLA23 END | 44.7 |
| HIERARCH ESO ISS PBL24 START | 88.86 |
| HIERARCH ESO ISS PBL24 END | 88.436 |
| HIERARCH ESO ISS PBLA24 START | 82.345 |
| HIERARCH ESO ISS PBLA24 END | 82.398 |
| HIERARCH ESO ISS PBL34 START | 59.754 |
| HIERARCH ESO ISS PBL34 END | 59.096 |
| HIERARCH ESO ISS PBLA34 START | 110.56 |
| HIERARCH ESO ISS PBLA34 END | 110.889 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013521 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00896 |
| HIERARCH ESO ISS AMBI TEMP | 11.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |