Exposure
- ID
- GRAVI.2020-02-11T01:17:44.036_2
- Header ID
- GRAVI.2020-02-11T01:17:44.036
- Date updated
- 2020-02-11 01:55:38 UTC+0000
- Release date
- 2021-02-11 01:55:38 UTC+0000
- UTC Start
- 2020-02-11 01:17:44.036
- UTC End
- 2020-02-11 01:37:44.036
- MJD Start
- 58890.0539819
- MJD End
- 58890.0678707889
- Exposure time (s)
- 1200.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040345
- Ambient temperature (°C)
- 17.02
- Seeing (arcsec)
- 1.005
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 | 55.7620 | 56.1640 | 33.2000 | 34.1000 |
| U1-U3 | 101.7510 | 102.2570 | 38.9000 | 39.4000 |
| U1-U4 | 129.2320 | 127.5400 | 63.4210 | 63.2620 |
| U2-U3 | 46.5820 | 46.6360 | 45.6000 | 45.9000 |
| U2-U4 | 85.7490 | 83.1530 | 82.5110 | 82.4990 |
| U3-U4 | 55.9730 | 53.4960 | 112.4760 | 113.8030 |
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 | 58890.0539819 |
| 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 | 300.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 55.762 |
| HIERARCH ESO ISS PBL12 END | 56.164 |
| HIERARCH ESO ISS PBLA12 START | 33.2 |
| HIERARCH ESO ISS PBLA12 END | 34.1 |
| HIERARCH ESO ISS PBL13 START | 101.751 |
| HIERARCH ESO ISS PBL13 END | 102.257 |
| HIERARCH ESO ISS PBLA13 START | 38.9 |
| HIERARCH ESO ISS PBLA13 END | 39.4 |
| HIERARCH ESO ISS PBL14 START | 129.232 |
| HIERARCH ESO ISS PBL14 END | 127.54 |
| HIERARCH ESO ISS PBLA14 START | 63.421 |
| HIERARCH ESO ISS PBLA14 END | 63.262 |
| HIERARCH ESO ISS PBL23 START | 46.582 |
| HIERARCH ESO ISS PBL23 END | 46.636 |
| HIERARCH ESO ISS PBLA23 START | 45.6 |
| HIERARCH ESO ISS PBLA23 END | 45.9 |
| HIERARCH ESO ISS PBL24 START | 85.749 |
| HIERARCH ESO ISS PBL24 END | 83.153 |
| HIERARCH ESO ISS PBLA24 START | 82.511 |
| HIERARCH ESO ISS PBLA24 END | 82.499 |
| HIERARCH ESO ISS PBL34 START | 55.973 |
| HIERARCH ESO ISS PBL34 END | 53.496 |
| HIERARCH ESO ISS PBLA34 START | 112.476 |
| HIERARCH ESO ISS PBLA34 END | 113.803 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004235 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003834 |
| HIERARCH ESO ISS AMBI TEMP | 17.02 |
| HIERARCH ESO ISS AMBI FWHM START | 1.0 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |
| HIERARCH ESO FT ROBJ NAME | 51Eri |
| HIERARCH ESO FT ROBJ ALPHA | 043736.132 |
| HIERARCH ESO FT ROBJ DELTA | -022824.778 |