Exposure
- ID
- GRAVI.2024-11-04T05:38:48.320_1
- Header ID
- GRAVI.2024-11-04T05:38:48.320
- Date updated
- 2024-11-04 05:55:28 UTC+0000
- Release date
- 2025-11-04 05:55:28 UTC+0000
- UTC Start
- 2024-11-04 05:38:48.320
- UTC End
- 2024-11-04 05:44:24.320
- MJD Start
- 60618.23528148
- MJD End
- 60618.2391703689
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005676
- Ambient temperature (°C)
- 12.17
- Seeing (arcsec)
- 0.585
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 | 68.0800 | 67.8910 | 272.3000 | 272.6000 |
| K0-D0 | 95.9740 | 95.9630 | 252.5000 | 252.7000 |
| K0-J3 | 54.4630 | 54.2800 | 333.9180 | 334.5820 |
| G2-D0 | 39.3990 | 39.5050 | 216.6000 | 217.1000 |
| G2-J3 | 63.8450 | 64.0070 | 43.6650 | 44.0790 |
| D0-J3 | 103.0590 | 103.3300 | 40.9750 | 41.4090 |
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 | 60618.23528148 |
| 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 | 68.08 |
| HIERARCH ESO ISS PBL12 END | 67.891 |
| HIERARCH ESO ISS PBLA12 START | 272.3 |
| HIERARCH ESO ISS PBLA12 END | 272.6 |
| HIERARCH ESO ISS PBL13 START | 95.974 |
| HIERARCH ESO ISS PBL13 END | 95.963 |
| HIERARCH ESO ISS PBLA13 START | 252.5 |
| HIERARCH ESO ISS PBLA13 END | 252.7 |
| HIERARCH ESO ISS PBL14 START | 54.463 |
| HIERARCH ESO ISS PBL14 END | 54.28 |
| HIERARCH ESO ISS PBLA14 START | 333.918 |
| HIERARCH ESO ISS PBLA14 END | 334.582 |
| HIERARCH ESO ISS PBL23 START | 39.399 |
| HIERARCH ESO ISS PBL23 END | 39.505 |
| HIERARCH ESO ISS PBLA23 START | 216.6 |
| HIERARCH ESO ISS PBLA23 END | 217.1 |
| HIERARCH ESO ISS PBL24 START | 63.845 |
| HIERARCH ESO ISS PBL24 END | 64.007 |
| HIERARCH ESO ISS PBLA24 START | 43.665 |
| HIERARCH ESO ISS PBLA24 END | 44.079 |
| HIERARCH ESO ISS PBL34 START | 103.059 |
| HIERARCH ESO ISS PBL34 END | 103.33 |
| HIERARCH ESO ISS PBLA34 START | 40.975 |
| HIERARCH ESO ISS PBLA34 END | 41.409 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005022 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00633 |
| HIERARCH ESO ISS AMBI TEMP | 12.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |