Exposure
- ID
- GRAVI.2024-11-08T08:06:31.831_1
- Header ID
- GRAVI.2024-11-08T08:06:31.831
- Date updated
- 2024-11-08 08:25:42 UTC+0000
- Release date
- 2025-11-08 08:25:41 UTC+0000
- UTC Start
- 2024-11-08 08:06:31.831
- UTC End
- 2024-11-08 08:12:07.831
- MJD Start
- 60622.33786842
- MJD End
- 60622.3417573089
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063435
- Ambient temperature (°C)
- 14.3
- Seeing (arcsec)
- 0.545
Observation
- ID
- 61526
- 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
- 45713
- Name
- eps_Eri
- RA
- 53.227236
- DEC
- -9.45818
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 48.1490 | 46.8500 | 281.7000 | 282.3000 |
| K0-D0 | 75.1090 | 73.5190 | 255.4000 | 255.4000 |
| K0-J3 | 50.6450 | 50.6110 | 356.6360 | 357.6620 |
| G2-D0 | 38.3740 | 38.1650 | 221.7000 | 221.6000 |
| G2-J3 | 60.1450 | 59.6700 | 47.2770 | 47.1130 |
| D0-J3 | 98.4090 | 97.7290 | 45.1180 | 44.9780 |
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 | 60622.33786842 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.227236 |
| 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 | 48.149 |
| HIERARCH ESO ISS PBL12 END | 46.85 |
| HIERARCH ESO ISS PBLA12 START | 281.7 |
| HIERARCH ESO ISS PBLA12 END | 282.3 |
| HIERARCH ESO ISS PBL13 START | 75.109 |
| HIERARCH ESO ISS PBL13 END | 73.519 |
| HIERARCH ESO ISS PBLA13 START | 255.4 |
| HIERARCH ESO ISS PBLA13 END | 255.4 |
| HIERARCH ESO ISS PBL14 START | 50.645 |
| HIERARCH ESO ISS PBL14 END | 50.611 |
| HIERARCH ESO ISS PBLA14 START | 356.636 |
| HIERARCH ESO ISS PBLA14 END | 357.662 |
| HIERARCH ESO ISS PBL23 START | 38.374 |
| HIERARCH ESO ISS PBL23 END | 38.165 |
| HIERARCH ESO ISS PBLA23 START | 221.7 |
| HIERARCH ESO ISS PBLA23 END | 221.6 |
| HIERARCH ESO ISS PBL24 START | 60.145 |
| HIERARCH ESO ISS PBL24 END | 59.67 |
| HIERARCH ESO ISS PBLA24 START | 47.277 |
| HIERARCH ESO ISS PBLA24 END | 47.113 |
| HIERARCH ESO ISS PBL34 START | 98.409 |
| HIERARCH ESO ISS PBL34 END | 97.729 |
| HIERARCH ESO ISS PBLA34 START | 45.118 |
| HIERARCH ESO ISS PBLA34 END | 44.978 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005292 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007395 |
| HIERARCH ESO ISS AMBI TEMP | 14.3 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |