Exposure
- ID
- GRAVI.2025-12-05T03:01:00.585_1
- Header ID
- GRAVI.2025-12-05T03:01:00.585
- Date updated
- 2025-12-05 03:10:45 UTC+0000
- Release date
- 2026-12-05 03:10:45 UTC+0000
- UTC Start
- 2025-12-05 03:01:00.585
- UTC End
- 2025-12-05 03:03:48.585
- MJD Start
- 61014.12570122
- MJD End
- 61014.12764566445
- Exposure time (s)
- 168.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039715
- Ambient temperature (°C)
- 12.43
- Seeing (arcsec)
- 1.03
Observation
- ID
- 71991
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 53452
- Name
- 51_Eri
- RA
- 69.402552
- DEC
- -2.47417
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.9130 | 50.0360 | 18.4000 | 18.8000 |
| U1-U3 | 89.5530 | 89.8660 | 25.5000 | 26.0000 |
| U1-U4 | 114.2090 | 114.9710 | 57.6270 | 57.9030 |
| U2-U3 | 40.5040 | 40.6930 | 34.3000 | 34.7000 |
| U2-U4 | 81.8920 | 82.3990 | 80.3130 | 80.4090 |
| U3-U4 | 61.1440 | 61.3150 | 108.7730 | 108.7540 |
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 | 61014.12570122 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402552 |
| 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 | 204.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 168 |
| HIERARCH ESO ISS PBL12 START | 49.913 |
| HIERARCH ESO ISS PBL12 END | 50.036 |
| HIERARCH ESO ISS PBLA12 START | 18.4 |
| HIERARCH ESO ISS PBLA12 END | 18.8 |
| HIERARCH ESO ISS PBL13 START | 89.553 |
| HIERARCH ESO ISS PBL13 END | 89.866 |
| HIERARCH ESO ISS PBLA13 START | 25.5 |
| HIERARCH ESO ISS PBLA13 END | 26.0 |
| HIERARCH ESO ISS PBL14 START | 114.209 |
| HIERARCH ESO ISS PBL14 END | 114.971 |
| HIERARCH ESO ISS PBLA14 START | 57.627 |
| HIERARCH ESO ISS PBLA14 END | 57.903 |
| HIERARCH ESO ISS PBL23 START | 40.504 |
| HIERARCH ESO ISS PBL23 END | 40.693 |
| HIERARCH ESO ISS PBLA23 START | 34.3 |
| HIERARCH ESO ISS PBLA23 END | 34.7 |
| HIERARCH ESO ISS PBL24 START | 81.892 |
| HIERARCH ESO ISS PBL24 END | 82.399 |
| HIERARCH ESO ISS PBLA24 START | 80.313 |
| HIERARCH ESO ISS PBLA24 END | 80.409 |
| HIERARCH ESO ISS PBL34 START | 61.144 |
| HIERARCH ESO ISS PBL34 END | 61.315 |
| HIERARCH ESO ISS PBLA34 START | 108.773 |
| HIERARCH ESO ISS PBLA34 END | 108.754 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004086 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003857 |
| HIERARCH ESO ISS AMBI TEMP | 12.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 1.19 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |