Exposure
- ID
- GRAVI.2024-11-10T07:39:39.412_1
- Header ID
- GRAVI.2024-11-10T07:39:39.412
- Date updated
- 2024-11-10 07:55:34 UTC+0000
- Release date
- 2025-11-10 07:55:34 UTC+0000
- UTC Start
- 2024-11-10 07:39:39.412
- UTC End
- 2024-11-10 07:45:15.412
- MJD Start
- 60624.31920616
- MJD End
- 60624.3230950489
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0101165
- Ambient temperature (°C)
- 13.25
- Seeing (arcsec)
- 0.565
Observation
- ID
- 61540
- 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
- 45723
- Name
- eps_Eri
- RA
- 53.227233
- DEC
- -9.45818
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 51.8980 | 50.6960 | 280.1000 | 280.6000 |
| K0-D0 | 79.6130 | 78.1820 | 255.5000 | 255.5000 |
| K0-J3 | 50.8210 | 50.7510 | 353.5490 | 354.5610 |
| G2-D0 | 38.9310 | 38.7600 | 221.9000 | 221.9000 |
| G2-J3 | 61.4440 | 61.0390 | 47.6240 | 47.5350 |
| D0-J3 | 100.2550 | 99.6830 | 45.3970 | 45.3300 |
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 | 60624.31920616 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.227233 |
| DEC | -9.45818 |
| 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 | 51.898 |
| HIERARCH ESO ISS PBL12 END | 50.696 |
| HIERARCH ESO ISS PBLA12 START | 280.1 |
| HIERARCH ESO ISS PBLA12 END | 280.6 |
| HIERARCH ESO ISS PBL13 START | 79.613 |
| HIERARCH ESO ISS PBL13 END | 78.182 |
| HIERARCH ESO ISS PBLA13 START | 255.5 |
| HIERARCH ESO ISS PBLA13 END | 255.5 |
| HIERARCH ESO ISS PBL14 START | 50.821 |
| HIERARCH ESO ISS PBL14 END | 50.751 |
| HIERARCH ESO ISS PBLA14 START | 353.549 |
| HIERARCH ESO ISS PBLA14 END | 354.561 |
| HIERARCH ESO ISS PBL23 START | 38.931 |
| HIERARCH ESO ISS PBL23 END | 38.76 |
| HIERARCH ESO ISS PBLA23 START | 221.9 |
| HIERARCH ESO ISS PBLA23 END | 221.9 |
| HIERARCH ESO ISS PBL24 START | 61.444 |
| HIERARCH ESO ISS PBL24 END | 61.039 |
| HIERARCH ESO ISS PBLA24 START | 47.624 |
| HIERARCH ESO ISS PBLA24 END | 47.535 |
| HIERARCH ESO ISS PBL34 START | 100.255 |
| HIERARCH ESO ISS PBL34 END | 99.683 |
| HIERARCH ESO ISS PBLA34 START | 45.397 |
| HIERARCH ESO ISS PBLA34 END | 45.33 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009593 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01064 |
| HIERARCH ESO ISS AMBI TEMP | 13.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |