Exposure
- ID
- GRAVI.2024-11-04T05:25:09.285_1
- Header ID
- GRAVI.2024-11-04T05:25:09.285
- Date updated
- 2024-11-04 05:40:34 UTC+0000
- Release date
- 2025-11-04 05:40:33 UTC+0000
- UTC Start
- 2024-11-04 05:25:09.285
- UTC End
- 2024-11-04 05:30:45.285
- MJD Start
- 60618.22580191
- MJD End
- 60618.2296907989
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055835
- Ambient temperature (°C)
- 12.23
- Seeing (arcsec)
- 0.555
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 | 68.3170 | 68.2360 | 271.7000 | 272.0000 |
| K0-D0 | 95.7810 | 95.9070 | 251.9000 | 252.2000 |
| K0-J3 | 54.8480 | 54.6730 | 332.5630 | 333.1840 |
| G2-D0 | 39.1390 | 39.2640 | 215.5000 | 216.1000 |
| G2-J3 | 63.4230 | 63.6300 | 42.7040 | 43.1680 |
| D0-J3 | 102.3730 | 102.7070 | 39.9700 | 40.4540 |
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 | 60618.22580191 |
| 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 | 68.317 |
| HIERARCH ESO ISS PBL12 END | 68.236 |
| HIERARCH ESO ISS PBLA12 START | 271.7 |
| HIERARCH ESO ISS PBLA12 END | 272.0 |
| HIERARCH ESO ISS PBL13 START | 95.781 |
| HIERARCH ESO ISS PBL13 END | 95.907 |
| HIERARCH ESO ISS PBLA13 START | 251.9 |
| HIERARCH ESO ISS PBLA13 END | 252.2 |
| HIERARCH ESO ISS PBL14 START | 54.848 |
| HIERARCH ESO ISS PBL14 END | 54.673 |
| HIERARCH ESO ISS PBLA14 START | 332.563 |
| HIERARCH ESO ISS PBLA14 END | 333.184 |
| HIERARCH ESO ISS PBL23 START | 39.139 |
| HIERARCH ESO ISS PBL23 END | 39.264 |
| HIERARCH ESO ISS PBLA23 START | 215.5 |
| HIERARCH ESO ISS PBLA23 END | 216.1 |
| HIERARCH ESO ISS PBL24 START | 63.423 |
| HIERARCH ESO ISS PBL24 END | 63.63 |
| HIERARCH ESO ISS PBLA24 START | 42.704 |
| HIERARCH ESO ISS PBLA24 END | 43.168 |
| HIERARCH ESO ISS PBL34 START | 102.373 |
| HIERARCH ESO ISS PBL34 END | 102.707 |
| HIERARCH ESO ISS PBLA34 START | 39.97 |
| HIERARCH ESO ISS PBLA34 END | 40.454 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005992 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005175 |
| HIERARCH ESO ISS AMBI TEMP | 12.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |