Exposure
- ID
- GRAVI.2025-11-12T04:27:45.541_1
- Header ID
- GRAVI.2025-11-12T04:27:45.541
- Date updated
- 2025-11-12 04:45:51 UTC+0000
- Release date
- 2026-11-12 04:45:51 UTC+0000
- UTC Start
- 2025-11-12 04:27:45.541
- UTC End
- 2025-11-12 04:34:25.541
- MJD Start
- 60991.18594376
- MJD End
- 60991.19057338963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003789
- Ambient temperature (°C)
- 14.43
- Seeing (arcsec)
- 0.8500000000000001
Observation
- ID
- 71548
- Category
- science
- Program ID
- 116.293L.002
- Program Title
- THE VLTI/GRAVITY+ AND MATISSE EXOPLANET EXTRAVAGANZA
- Program Type
- GTO
- PI / COI
- KREIDBERG / BRANDNER / LE BOUQUIN / TREVASCUS / SAUTER / LACOUR / MOLLIERE / SAMLAND / HOULLÉ / MILLOUR / BAILER-JONES / ROUSSELET-PERRAUT / PERRIN / EISENHAUER / PAUMARD / STRAUBMEIER / GARCIA / HOENIG / LUTZ / SPEZZANO / BERIO / SCIGLIUTO / LOPEZ / DEFR
Target
- ID
- 53132
- Name
- 51_Eri
- RA
- 69.402896
- DEC
- -2.47334
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.7770 | 50.0310 | 17.9000 | 18.8000 |
| U1-U3 | 89.2050 | 89.8530 | 25.0000 | 25.9000 |
| U1-U4 | 113.3380 | 114.9400 | 57.3050 | 57.8890 |
| U2-U3 | 40.2910 | 40.6850 | 33.8000 | 34.7000 |
| U2-U4 | 81.3030 | 82.3790 | 80.2000 | 80.4020 |
| U3-U4 | 60.9390 | 61.3090 | 108.7960 | 108.7520 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.293L.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60991.18594376 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51 Eri |
| HIERARCH ESO INS SOBJ NAME | 51_Eri |
| RA | 69.402896 |
| DEC | -2.47334 |
| 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 | 418.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 49.777 |
| HIERARCH ESO ISS PBL12 END | 50.031 |
| HIERARCH ESO ISS PBLA12 START | 17.9 |
| HIERARCH ESO ISS PBLA12 END | 18.8 |
| HIERARCH ESO ISS PBL13 START | 89.205 |
| HIERARCH ESO ISS PBL13 END | 89.853 |
| HIERARCH ESO ISS PBLA13 START | 25.0 |
| HIERARCH ESO ISS PBLA13 END | 25.9 |
| HIERARCH ESO ISS PBL14 START | 113.338 |
| HIERARCH ESO ISS PBL14 END | 114.94 |
| HIERARCH ESO ISS PBLA14 START | 57.305 |
| HIERARCH ESO ISS PBLA14 END | 57.889 |
| HIERARCH ESO ISS PBL23 START | 40.291 |
| HIERARCH ESO ISS PBL23 END | 40.685 |
| HIERARCH ESO ISS PBLA23 START | 33.8 |
| HIERARCH ESO ISS PBLA23 END | 34.7 |
| HIERARCH ESO ISS PBL24 START | 81.303 |
| HIERARCH ESO ISS PBL24 END | 82.379 |
| HIERARCH ESO ISS PBLA24 START | 80.2 |
| HIERARCH ESO ISS PBLA24 END | 80.402 |
| HIERARCH ESO ISS PBL34 START | 60.939 |
| HIERARCH ESO ISS PBL34 END | 61.309 |
| HIERARCH ESO ISS PBLA34 START | 108.796 |
| HIERARCH ESO ISS PBLA34 END | 108.752 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00369 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003888 |
| HIERARCH ESO ISS AMBI TEMP | 14.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |
| HIERARCH ESO FT ROBJ NAME | 51_Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.133 |
| HIERARCH ESO FT ROBJ DELTA | -022824.775 |