Exposure
- ID
- GRAVI.2025-12-05T02:25:30.495_1
- Header ID
- GRAVI.2025-12-05T02:25:30.495
- Date updated
- 2025-12-05 02:35:56 UTC+0000
- Release date
- 2026-12-05 02:35:56 UTC+0000
- UTC Start
- 2025-12-05 02:25:30.495
- UTC End
- 2025-12-05 02:26:54.495
- MJD Start
- 61014.1010474
- MJD End
- 61014.10201962222
- Exposure time (s)
- 84.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005002
- Ambient temperature (°C)
- 12.84
- Seeing (arcsec)
- 0.68
Observation
- ID
- 71979
- Category
- science
- Program ID
- 116.29H7.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 53440
- Name
- 51_Eri
- RA
- 69.402563
- DEC
- -2.47415
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 48.7430 | 48.7910 | 13.2000 | 13.4000 |
| U1-U3 | 86.3850 | 86.5250 | 20.2000 | 20.5000 |
| U1-U4 | 105.2520 | 105.7030 | 54.0760 | 54.2710 |
| U2-U3 | 38.4780 | 38.5720 | 29.2000 | 29.4000 |
| U2-U4 | 75.4750 | 75.8170 | 79.0850 | 79.1530 |
| U3-U4 | 58.6150 | 58.7620 | 109.2290 | 109.1960 |
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 | 61014.1010474 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402563 |
| DEC | -2.47415 |
| 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 | 109.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 84 |
| HIERARCH ESO ISS PBL12 START | 48.743 |
| HIERARCH ESO ISS PBL12 END | 48.791 |
| HIERARCH ESO ISS PBLA12 START | 13.2 |
| HIERARCH ESO ISS PBLA12 END | 13.4 |
| HIERARCH ESO ISS PBL13 START | 86.385 |
| HIERARCH ESO ISS PBL13 END | 86.525 |
| HIERARCH ESO ISS PBLA13 START | 20.2 |
| HIERARCH ESO ISS PBLA13 END | 20.5 |
| HIERARCH ESO ISS PBL14 START | 105.252 |
| HIERARCH ESO ISS PBL14 END | 105.703 |
| HIERARCH ESO ISS PBLA14 START | 54.076 |
| HIERARCH ESO ISS PBLA14 END | 54.271 |
| HIERARCH ESO ISS PBL23 START | 38.478 |
| HIERARCH ESO ISS PBL23 END | 38.572 |
| HIERARCH ESO ISS PBLA23 START | 29.2 |
| HIERARCH ESO ISS PBLA23 END | 29.4 |
| HIERARCH ESO ISS PBL24 START | 75.475 |
| HIERARCH ESO ISS PBL24 END | 75.817 |
| HIERARCH ESO ISS PBLA24 START | 79.085 |
| HIERARCH ESO ISS PBLA24 END | 79.153 |
| HIERARCH ESO ISS PBL34 START | 58.615 |
| HIERARCH ESO ISS PBL34 END | 58.762 |
| HIERARCH ESO ISS PBLA34 START | 109.229 |
| HIERARCH ESO ISS PBLA34 END | 109.196 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005002 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005002 |
| HIERARCH ESO ISS AMBI TEMP | 12.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |