Exposure
- ID
- GRAVI.2025-11-06T07:16:33.306_1
- Header ID
- GRAVI.2025-11-06T07:16:33.306
- Date updated
- 2025-11-06 07:31:10 UTC+0000
- Release date
- 2026-11-06 07:31:10 UTC+0000
- UTC Start
- 2025-11-06 07:16:33.306
- UTC End
- 2025-11-06 07:17:57.306
- MJD Start
- 60985.30316326
- MJD End
- 60985.30413548223
- Exposure time (s)
- 84.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00343
- Ambient temperature (°C)
- 10.75
- Seeing (arcsec)
- 0.675
Observation
- ID
- 71174
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 52841
- Name
- 51_Eri
- RA
- 69.402829
- DEC
- -2.47384
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.2310 | 55.3190 | 32.2000 | 32.3000 |
| U1-U3 | 100.9210 | 101.0680 | 38.1000 | 38.2000 |
| U1-U4 | 130.0970 | 130.0200 | 63.3900 | 63.4060 |
| U2-U3 | 46.3330 | 46.3830 | 45.1000 | 45.2000 |
| U2-U4 | 87.6770 | 87.4280 | 82.4540 | 82.4660 |
| U3-U4 | 58.0980 | 57.7970 | 111.3880 | 111.5380 |
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 | 60985.30316326 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402829 |
| 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 | 193.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 84 |
| HIERARCH ESO ISS PBL12 START | 55.231 |
| HIERARCH ESO ISS PBL12 END | 55.319 |
| HIERARCH ESO ISS PBLA12 START | 32.2 |
| HIERARCH ESO ISS PBLA12 END | 32.3 |
| HIERARCH ESO ISS PBL13 START | 100.921 |
| HIERARCH ESO ISS PBL13 END | 101.068 |
| HIERARCH ESO ISS PBLA13 START | 38.1 |
| HIERARCH ESO ISS PBLA13 END | 38.2 |
| HIERARCH ESO ISS PBL14 START | 130.097 |
| HIERARCH ESO ISS PBL14 END | 130.02 |
| HIERARCH ESO ISS PBLA14 START | 63.39 |
| HIERARCH ESO ISS PBLA14 END | 63.406 |
| HIERARCH ESO ISS PBL23 START | 46.333 |
| HIERARCH ESO ISS PBL23 END | 46.383 |
| HIERARCH ESO ISS PBLA23 START | 45.1 |
| HIERARCH ESO ISS PBLA23 END | 45.2 |
| HIERARCH ESO ISS PBL24 START | 87.677 |
| HIERARCH ESO ISS PBL24 END | 87.428 |
| HIERARCH ESO ISS PBLA24 START | 82.454 |
| HIERARCH ESO ISS PBLA24 END | 82.466 |
| HIERARCH ESO ISS PBL34 START | 58.098 |
| HIERARCH ESO ISS PBL34 END | 57.797 |
| HIERARCH ESO ISS PBLA34 START | 111.388 |
| HIERARCH ESO ISS PBLA34 END | 111.538 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003263 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003597 |
| HIERARCH ESO ISS AMBI TEMP | 10.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| 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 |