Exposure
- ID
- GRAVI.2020-02-11T02:20:53.196_2
- Header ID
- GRAVI.2020-02-11T02:20:53.196
- Date updated
- 2020-02-11 02:55:53 UTC+0000
- Release date
- 2021-02-11 02:55:53 UTC+0000
- UTC Start
- 2020-02-11 02:20:53.196
- UTC End
- 2020-02-11 02:40:53.196
- MJD Start
- 58890.09783792
- MJD End
- 58890.1117268089
- Exposure time (s)
- 1200.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011316
- Ambient temperature (°C)
- 17.85
- Seeing (arcsec)
- 1.0
Observation
- ID
- 43814
- Category
- science
- Program ID
- 1103.B-0626(B)
- Program Title
- THE CORE OF THE MATTER: SPATIALLY RESOLVING THE AGN BROAD EMISSION LINE REGION WITH GRAVITY
- Program Type
- DDT
- PI / COI
- STURM/ CLENET/ DAVIES/ DEXTER/ ECKART/ EISENHAUER/ GENZEL/ GRATADOUR/ HONIG/ KISHIMOTO/ LACOUR/ LUTZ/ MILLOUR/ NETZER/ PERRIN/ PETERSON/ PETRUCCI/ PFUHL/ PRIETO/ ROUAN/ STOCK/ WAISBERG/ WOILLEZ
Target
- ID
- 33031
- Name
- 51Eri
- RA
- 69.40055
- DEC
- -2.47354944444444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5550 | 56.5160 | 35.1000 | 35.3000 |
| U1-U3 | 102.2490 | 101.7270 | 39.9000 | 39.8000 |
| U1-U4 | 121.4690 | 117.3810 | 62.2820 | 61.4530 |
| U2-U3 | 46.1340 | 45.6000 | 45.8000 | 45.3000 |
| U2-U4 | 75.7040 | 71.1790 | 82.2360 | 81.9660 |
| U3-U4 | 47.3520 | 44.0070 | 117.6190 | 120.1520 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1103.B-0626(B) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 58890.09783792 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 51Eri |
| HIERARCH ESO INS SOBJ NAME | 51erib |
| RA | 69.40269 |
| DEC | -2.47397 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 1214.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.555 |
| HIERARCH ESO ISS PBL12 END | 56.516 |
| HIERARCH ESO ISS PBLA12 START | 35.1 |
| HIERARCH ESO ISS PBLA12 END | 35.3 |
| HIERARCH ESO ISS PBL13 START | 102.249 |
| HIERARCH ESO ISS PBL13 END | 101.727 |
| HIERARCH ESO ISS PBLA13 START | 39.9 |
| HIERARCH ESO ISS PBLA13 END | 39.8 |
| HIERARCH ESO ISS PBL14 START | 121.469 |
| HIERARCH ESO ISS PBL14 END | 117.381 |
| HIERARCH ESO ISS PBLA14 START | 62.282 |
| HIERARCH ESO ISS PBLA14 END | 61.453 |
| HIERARCH ESO ISS PBL23 START | 46.134 |
| HIERARCH ESO ISS PBL23 END | 45.6 |
| HIERARCH ESO ISS PBLA23 START | 45.8 |
| HIERARCH ESO ISS PBLA23 END | 45.3 |
| HIERARCH ESO ISS PBL24 START | 75.704 |
| HIERARCH ESO ISS PBL24 END | 71.179 |
| HIERARCH ESO ISS PBLA24 START | 82.236 |
| HIERARCH ESO ISS PBLA24 END | 81.966 |
| HIERARCH ESO ISS PBL34 START | 47.352 |
| HIERARCH ESO ISS PBL34 END | 44.007 |
| HIERARCH ESO ISS PBLA34 START | 117.619 |
| HIERARCH ESO ISS PBLA34 END | 120.152 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.013986 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008646 |
| HIERARCH ESO ISS AMBI TEMP | 17.85 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 1.11 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |