Exposure
- ID
- GRAVI.2024-10-02T05:13:25.661_1
- Header ID
- GRAVI.2024-10-02T05:13:25.661
- Date updated
- 2024-10-02 05:30:49 UTC+0000
- Release date
- 2025-10-02 05:30:49 UTC+0000
- UTC Start
- 2024-10-02 05:13:25.661
- UTC End
- 2024-10-02 05:19:01.661
- MJD Start
- 60585.21765811
- MJD End
- 60585.22154699889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045265
- Ambient temperature (°C)
- 14.64
- Seeing (arcsec)
- 0.6699999999999999
Observation
- ID
- 60905
- 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
- 45294
- Name
- eps_Eri
- RA
- 53.225044
- DEC
- -9.45816
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 24.8680 | 24.9520 | 135.5000 | 135.6000 |
| A0-J2 | 108.4810 | 110.3380 | 87.0000 | 87.3000 |
| A0-C1 | 20.6040 | 20.8320 | 111.6620 | 111.6670 |
| B2-J2 | 93.8840 | 95.5720 | 75.5000 | 76.0000 |
| B2-C1 | 10.2830 | 10.3050 | 9.6410 | 10.5890 |
| J2-C1 | 90.1710 | 91.7680 | 261.4940 | 261.8970 |
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 | 60585.21765811 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eps Eri |
| HIERARCH ESO INS SOBJ NAME | eps_Eri |
| RA | 53.225044 |
| DEC | -9.45816 |
| 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 | B2 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 379.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 24.868 |
| HIERARCH ESO ISS PBL12 END | 24.952 |
| HIERARCH ESO ISS PBLA12 START | 135.5 |
| HIERARCH ESO ISS PBLA12 END | 135.6 |
| HIERARCH ESO ISS PBL13 START | 108.481 |
| HIERARCH ESO ISS PBL13 END | 110.338 |
| HIERARCH ESO ISS PBLA13 START | 87.0 |
| HIERARCH ESO ISS PBLA13 END | 87.3 |
| HIERARCH ESO ISS PBL14 START | 20.604 |
| HIERARCH ESO ISS PBL14 END | 20.832 |
| HIERARCH ESO ISS PBLA14 START | 111.662 |
| HIERARCH ESO ISS PBLA14 END | 111.667 |
| HIERARCH ESO ISS PBL23 START | 93.884 |
| HIERARCH ESO ISS PBL23 END | 95.572 |
| HIERARCH ESO ISS PBLA23 START | 75.5 |
| HIERARCH ESO ISS PBLA23 END | 76.0 |
| HIERARCH ESO ISS PBL24 START | 10.283 |
| HIERARCH ESO ISS PBL24 END | 10.305 |
| HIERARCH ESO ISS PBLA24 START | 9.641 |
| HIERARCH ESO ISS PBLA24 END | 10.589 |
| HIERARCH ESO ISS PBL34 START | 90.171 |
| HIERARCH ESO ISS PBL34 END | 91.768 |
| HIERARCH ESO ISS PBLA34 START | 261.494 |
| HIERARCH ESO ISS PBLA34 END | 261.897 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003666 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005387 |
| HIERARCH ESO ISS AMBI TEMP | 14.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |