Exposure
- ID
- GRAVI.2025-12-05T02:43:12.540_1
- Header ID
- GRAVI.2025-12-05T02:43:12.540
- Date updated
- 2025-12-05 02:50:40 UTC+0000
- Release date
- 2026-12-05 02:50:40 UTC+0000
- UTC Start
- 2025-12-05 02:43:12.540
- UTC End
- 2025-12-05 02:43:41.340
- MJD Start
- 61014.11333958
- MJD End
- 61014.11367291333
- Exposure time (s)
- 28.8
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0048944999999999995
- Ambient temperature (°C)
- 12.59
- Seeing (arcsec)
- 0.655
Observation
- ID
- 71987
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 53448
- Name
- 51_Eri
- RA
- 69.402564
- DEC
- -2.47417
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.2890 | 49.3170 | 15.8000 | 16.0000 |
| U1-U3 | 87.9160 | 87.9910 | 23.0000 | 23.1000 |
| U1-U4 | 109.8900 | 110.1000 | 55.9920 | 56.0750 |
| U2-U3 | 39.4830 | 39.5300 | 31.9000 | 32.0000 |
| U2-U4 | 78.8950 | 79.0460 | 79.7480 | 79.7760 |
| U3-U4 | 60.0340 | 60.0940 | 108.9420 | 108.9320 |
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 | 61014.11333958 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402564 |
| DEC | -2.47417 |
| 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 | 49.289 |
| HIERARCH ESO ISS PBL12 END | 49.317 |
| HIERARCH ESO ISS PBLA12 START | 15.8 |
| HIERARCH ESO ISS PBLA12 END | 16.0 |
| HIERARCH ESO ISS PBL13 START | 87.916 |
| HIERARCH ESO ISS PBL13 END | 87.991 |
| HIERARCH ESO ISS PBLA13 START | 23.0 |
| HIERARCH ESO ISS PBLA13 END | 23.1 |
| HIERARCH ESO ISS PBL14 START | 109.89 |
| HIERARCH ESO ISS PBL14 END | 110.1 |
| HIERARCH ESO ISS PBLA14 START | 55.992 |
| HIERARCH ESO ISS PBLA14 END | 56.075 |
| HIERARCH ESO ISS PBL23 START | 39.483 |
| HIERARCH ESO ISS PBL23 END | 39.53 |
| HIERARCH ESO ISS PBLA23 START | 31.9 |
| HIERARCH ESO ISS PBLA23 END | 32.0 |
| HIERARCH ESO ISS PBL24 START | 78.895 |
| HIERARCH ESO ISS PBL24 END | 79.046 |
| HIERARCH ESO ISS PBLA24 START | 79.748 |
| HIERARCH ESO ISS PBLA24 END | 79.776 |
| HIERARCH ESO ISS PBL34 START | 60.034 |
| HIERARCH ESO ISS PBL34 END | 60.094 |
| HIERARCH ESO ISS PBLA34 START | 108.942 |
| HIERARCH ESO ISS PBLA34 END | 108.932 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00481 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004979 |
| HIERARCH ESO ISS AMBI TEMP | 12.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |