Exposure
- ID
- GRAVI.2025-11-06T08:55:18.557_1
- Header ID
- GRAVI.2025-11-06T08:55:18.557
- Date updated
- 2025-11-06 09:06:00 UTC+0000
- Release date
- 2026-11-06 09:06:00 UTC+0000
- UTC Start
- 2025-11-06 08:55:18.557
- UTC End
- 2025-11-06 08:55:47.357
- MJD Start
- 60985.37174256
- MJD End
- 60985.37207589333
- Exposure time (s)
- 28.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002366
- Ambient temperature (°C)
- 10.21
- Seeing (arcsec)
- 1.1
Observation
- ID
- 71189
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52856
- Name
- 51_Eri
- RA
- 69.402827
- DEC
- -2.47378
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5420 | 56.5390 | 35.2000 | 35.2000 |
| U1-U3 | 101.9050 | 101.8800 | 39.8000 | 39.8000 |
| U1-U4 | 118.5780 | 118.4000 | 61.6990 | 61.6620 |
| U2-U3 | 45.7660 | 45.7420 | 45.5000 | 45.4000 |
| U2-U4 | 72.4770 | 72.2820 | 82.0390 | 82.0260 |
| U3-U4 | 44.9360 | 44.7940 | 119.3890 | 119.5000 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.29H7.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60985.37174256 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402827 |
| DEC | -2.47378 |
| 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 | 56.542 |
| HIERARCH ESO ISS PBL12 END | 56.539 |
| HIERARCH ESO ISS PBLA12 START | 35.2 |
| HIERARCH ESO ISS PBLA12 END | 35.2 |
| HIERARCH ESO ISS PBL13 START | 101.905 |
| HIERARCH ESO ISS PBL13 END | 101.88 |
| HIERARCH ESO ISS PBLA13 START | 39.8 |
| HIERARCH ESO ISS PBLA13 END | 39.8 |
| HIERARCH ESO ISS PBL14 START | 118.578 |
| HIERARCH ESO ISS PBL14 END | 118.4 |
| HIERARCH ESO ISS PBLA14 START | 61.699 |
| HIERARCH ESO ISS PBLA14 END | 61.662 |
| HIERARCH ESO ISS PBL23 START | 45.766 |
| HIERARCH ESO ISS PBL23 END | 45.742 |
| HIERARCH ESO ISS PBLA23 START | 45.5 |
| HIERARCH ESO ISS PBLA23 END | 45.4 |
| HIERARCH ESO ISS PBL24 START | 72.477 |
| HIERARCH ESO ISS PBL24 END | 72.282 |
| HIERARCH ESO ISS PBLA24 START | 82.039 |
| HIERARCH ESO ISS PBLA24 END | 82.026 |
| HIERARCH ESO ISS PBL34 START | 44.936 |
| HIERARCH ESO ISS PBL34 END | 44.794 |
| HIERARCH ESO ISS PBLA34 START | 119.389 |
| HIERARCH ESO ISS PBLA34 END | 119.5 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002366 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002366 |
| HIERARCH ESO ISS AMBI TEMP | 10.21 |
| HIERARCH ESO ISS AMBI FWHM START | 1.1 |
| HIERARCH ESO ISS AMBI FWHM END | 1.1 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |