Exposure
- ID
- GRAVI.2024-11-03T05:24:01.547_1
- Header ID
- GRAVI.2024-11-03T05:24:01.547
- Date updated
- 2024-11-03 05:40:36 UTC+0000
- Release date
- 2025-11-03 05:40:36 UTC+0000
- UTC Start
- 2024-11-03 05:24:01.547
- UTC End
- 2024-11-03 05:29:37.547
- MJD Start
- 60617.2250179
- MJD End
- 60617.2289067889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0066065
- Ambient temperature (°C)
- 14.82
- Seeing (arcsec)
- 0.555
Observation
- ID
- 61411
- 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
- 45638
- Name
- eps_Eri
- RA
- 53.227245
- DEC
- -9.45817
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G2 | 67.3820 | 67.6080 | 51.5000 | 51.9000 |
| A0-D0 | 31.8890 | 31.9480 | 71.7000 | 72.0000 |
| A0-J3 | 130.2070 | 130.6590 | 47.0500 | 47.4890 |
| G2-D0 | 39.0320 | 39.1630 | 215.1000 | 215.6000 |
| G2-J3 | 63.2420 | 63.4630 | 42.3240 | 42.7980 |
| D0-J3 | 102.0830 | 102.4380 | 39.5740 | 40.0670 |
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 | 60617.2250179 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.227245 |
| 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 | A0 |
| 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 | 67.382 |
| HIERARCH ESO ISS PBL12 END | 67.608 |
| HIERARCH ESO ISS PBLA12 START | 51.5 |
| HIERARCH ESO ISS PBLA12 END | 51.9 |
| HIERARCH ESO ISS PBL13 START | 31.889 |
| HIERARCH ESO ISS PBL13 END | 31.948 |
| HIERARCH ESO ISS PBLA13 START | 71.7 |
| HIERARCH ESO ISS PBLA13 END | 72.0 |
| HIERARCH ESO ISS PBL14 START | 130.207 |
| HIERARCH ESO ISS PBL14 END | 130.659 |
| HIERARCH ESO ISS PBLA14 START | 47.05 |
| HIERARCH ESO ISS PBLA14 END | 47.489 |
| HIERARCH ESO ISS PBL23 START | 39.032 |
| HIERARCH ESO ISS PBL23 END | 39.163 |
| HIERARCH ESO ISS PBLA23 START | 215.1 |
| HIERARCH ESO ISS PBLA23 END | 215.6 |
| HIERARCH ESO ISS PBL24 START | 63.242 |
| HIERARCH ESO ISS PBL24 END | 63.463 |
| HIERARCH ESO ISS PBLA24 START | 42.324 |
| HIERARCH ESO ISS PBLA24 END | 42.798 |
| HIERARCH ESO ISS PBL34 START | 102.083 |
| HIERARCH ESO ISS PBL34 END | 102.438 |
| HIERARCH ESO ISS PBLA34 START | 39.574 |
| HIERARCH ESO ISS PBLA34 END | 40.067 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006822 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006391 |
| HIERARCH ESO ISS AMBI TEMP | 14.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |