Exposure
- ID
- GRAVI.2024-11-04T06:15:15.412_1
- Header ID
- GRAVI.2024-11-04T06:15:15.412
- Date updated
- 2024-11-04 06:30:28 UTC+0000
- Release date
- 2025-11-04 06:30:28 UTC+0000
- UTC Start
- 2024-11-04 06:15:15.412
- UTC End
- 2024-11-04 06:20:51.412
- MJD Start
- 60618.26059505
- MJD End
- 60618.2644839389
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00851
- Ambient temperature (°C)
- 12.17
- Seeing (arcsec)
- 0.54
Observation
- ID
- 61426
- Category
- science
- Program ID
- 114.27JH.001
- Program Title
- OBTAINING AN INTERFEROMETRIC IMAGE OF THE ACTIVE STAR EPS ERI WITH VLTI AND THE CHARA ARRAY
- Program Type
- Normal
- PI / COI
- ROETTENBACHER / KORHONEN / MONNIER
Target
- ID
- 45647
- Name
- eps_Eri
- RA
- 53.227244
- DEC
- -9.45817
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 66.2930 | 65.8190 | 273.9000 | 274.2000 |
| K0-D0 | 95.0050 | 94.6170 | 253.8000 | 254.0000 |
| K0-J3 | 53.3710 | 53.1810 | 338.0200 | 338.7880 |
| G2-D0 | 39.8750 | 39.9200 | 219.0000 | 219.3000 |
| G2-J3 | 64.4730 | 64.5020 | 45.7310 | 46.0090 |
| D0-J3 | 104.1780 | 104.2550 | 43.1590 | 43.4570 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27JH.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60618.26059505 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.227244 |
| DEC | -9.45817 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 379.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 66.293 |
| HIERARCH ESO ISS PBL12 END | 65.819 |
| HIERARCH ESO ISS PBLA12 START | 273.9 |
| HIERARCH ESO ISS PBLA12 END | 274.2 |
| HIERARCH ESO ISS PBL13 START | 95.005 |
| HIERARCH ESO ISS PBL13 END | 94.617 |
| HIERARCH ESO ISS PBLA13 START | 253.8 |
| HIERARCH ESO ISS PBLA13 END | 254.0 |
| HIERARCH ESO ISS PBL14 START | 53.371 |
| HIERARCH ESO ISS PBL14 END | 53.181 |
| HIERARCH ESO ISS PBLA14 START | 338.02 |
| HIERARCH ESO ISS PBLA14 END | 338.788 |
| HIERARCH ESO ISS PBL23 START | 39.875 |
| HIERARCH ESO ISS PBL23 END | 39.92 |
| HIERARCH ESO ISS PBLA23 START | 219.0 |
| HIERARCH ESO ISS PBLA23 END | 219.3 |
| HIERARCH ESO ISS PBL24 START | 64.473 |
| HIERARCH ESO ISS PBL24 END | 64.502 |
| HIERARCH ESO ISS PBLA24 START | 45.731 |
| HIERARCH ESO ISS PBLA24 END | 46.009 |
| HIERARCH ESO ISS PBL34 START | 104.178 |
| HIERARCH ESO ISS PBL34 END | 104.255 |
| HIERARCH ESO ISS PBLA34 START | 43.159 |
| HIERARCH ESO ISS PBLA34 END | 43.457 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009167 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007853 |
| HIERARCH ESO ISS AMBI TEMP | 12.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |