Exposure
- ID
- GRAVI.2024-11-24T08:23:41.708_1
- Header ID
- GRAVI.2024-11-24T08:23:41.708
- Date updated
- 2024-11-24 08:40:51 UTC+0000
- Release date
- 2025-11-24 08:40:51 UTC+0000
- UTC Start
- 2024-11-24 08:23:41.708
- UTC End
- 2024-11-24 08:29:17.708
- MJD Start
- 60638.34978829
- MJD End
- 60638.3536771789
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053835
- Ambient temperature (°C)
- 13.14
- Seeing (arcsec)
- 0.86
Observation
- ID
- 62005
- 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
- 46110
- Name
- eps_Eri
- RA
- 53.226081
- DEC
- -9.45818
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 43.5330 | 43.6290 | 188.9000 | 189.9000 |
| A0-J2 | 56.4420 | 53.6260 | 116.4000 | 118.1000 |
| A0-J6 | 157.2210 | 156.2320 | 34.2650 | 33.9880 |
| B5-J2 | 60.0550 | 57.5940 | 72.6000 | 72.1000 |
| B5-J6 | 197.4450 | 196.8770 | 28.8460 | 28.8030 |
| J2-J6 | 159.5860 | 159.9290 | 13.7490 | 14.4950 |
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 | 60638.34978829 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.226081 |
| 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 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 379.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 43.533 |
| HIERARCH ESO ISS PBL12 END | 43.629 |
| HIERARCH ESO ISS PBLA12 START | 188.9 |
| HIERARCH ESO ISS PBLA12 END | 189.9 |
| HIERARCH ESO ISS PBL13 START | 56.442 |
| HIERARCH ESO ISS PBL13 END | 53.626 |
| HIERARCH ESO ISS PBLA13 START | 116.4 |
| HIERARCH ESO ISS PBLA13 END | 118.1 |
| HIERARCH ESO ISS PBL14 START | 157.221 |
| HIERARCH ESO ISS PBL14 END | 156.232 |
| HIERARCH ESO ISS PBLA14 START | 34.265 |
| HIERARCH ESO ISS PBLA14 END | 33.988 |
| HIERARCH ESO ISS PBL23 START | 60.055 |
| HIERARCH ESO ISS PBL23 END | 57.594 |
| HIERARCH ESO ISS PBLA23 START | 72.6 |
| HIERARCH ESO ISS PBLA23 END | 72.1 |
| HIERARCH ESO ISS PBL24 START | 197.445 |
| HIERARCH ESO ISS PBL24 END | 196.877 |
| HIERARCH ESO ISS PBLA24 START | 28.846 |
| HIERARCH ESO ISS PBLA24 END | 28.803 |
| HIERARCH ESO ISS PBL34 START | 159.586 |
| HIERARCH ESO ISS PBL34 END | 159.929 |
| HIERARCH ESO ISS PBLA34 START | 13.749 |
| HIERARCH ESO ISS PBLA34 END | 14.495 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004198 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006569 |
| HIERARCH ESO ISS AMBI TEMP | 13.14 |
| HIERARCH ESO ISS AMBI FWHM START | 1.06 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |