Exposure
- ID
- GRAVI.2020-02-11T01:59:50.143_2
- Header ID
- GRAVI.2020-02-11T01:59:50.143
- Date updated
- 2020-02-11 02:40:19 UTC+0000
- Release date
- 2021-02-11 02:40:19 UTC+0000
- UTC Start
- 2020-02-11 01:59:50.143
- UTC End
- 2020-02-11 02:19:50.143
- MJD Start
- 58890.08321925
- MJD End
- 58890.0971081389
- Exposure time (s)
- 1200.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0101595
- Ambient temperature (°C)
- 16.76
- Seeing (arcsec)
- 0.89
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 | 56.4400 | 56.5540 | 34.7000 | 35.1000 |
| U1-U3 | 102.4340 | 102.2580 | 39.8000 | 39.9000 |
| U1-U4 | 124.8830 | 121.5600 | 62.8810 | 62.2990 |
| U2-U3 | 46.4850 | 46.1440 | 46.0000 | 45.8000 |
| U2-U4 | 79.7150 | 75.8060 | 82.4090 | 82.2410 |
| U3-U4 | 50.5340 | 47.4310 | 115.5310 | 117.5640 |
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 | 58890.08321925 |
| 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 | 56.44 |
| HIERARCH ESO ISS PBL12 END | 56.554 |
| HIERARCH ESO ISS PBLA12 START | 34.7 |
| HIERARCH ESO ISS PBLA12 END | 35.1 |
| HIERARCH ESO ISS PBL13 START | 102.434 |
| HIERARCH ESO ISS PBL13 END | 102.258 |
| HIERARCH ESO ISS PBLA13 START | 39.8 |
| HIERARCH ESO ISS PBLA13 END | 39.9 |
| HIERARCH ESO ISS PBL14 START | 124.883 |
| HIERARCH ESO ISS PBL14 END | 121.56 |
| HIERARCH ESO ISS PBLA14 START | 62.881 |
| HIERARCH ESO ISS PBLA14 END | 62.299 |
| HIERARCH ESO ISS PBL23 START | 46.485 |
| HIERARCH ESO ISS PBL23 END | 46.144 |
| HIERARCH ESO ISS PBLA23 START | 46.0 |
| HIERARCH ESO ISS PBLA23 END | 45.8 |
| HIERARCH ESO ISS PBL24 START | 79.715 |
| HIERARCH ESO ISS PBL24 END | 75.806 |
| HIERARCH ESO ISS PBLA24 START | 82.409 |
| HIERARCH ESO ISS PBLA24 END | 82.241 |
| HIERARCH ESO ISS PBL34 START | 50.534 |
| HIERARCH ESO ISS PBL34 END | 47.431 |
| HIERARCH ESO ISS PBLA34 START | 115.531 |
| HIERARCH ESO ISS PBLA34 END | 117.564 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006333 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013986 |
| HIERARCH ESO ISS AMBI TEMP | 16.76 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |