Exposure
- ID
- GRAVI.2022-05-20T01:53:43.606_2
- Header ID
- GRAVI.2022-05-20T01:53:43.606
- Date updated
- 2022-05-20 02:05:41 UTC+0000
- Release date
- 2023-05-20 02:05:41 UTC+0000
- UTC Start
- 2022-05-20 01:53:43.606
- UTC End
- 2022-05-20 01:55:43.606
- MJD Start
- 59719.07897692
- MJD End
- 59719.0803658089
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0098275
- Ambient temperature (°C)
- 13.05
- Seeing (arcsec)
- 0.43
Observation
- ID
- 50941
- Category
- science
- Program ID
- 109.23BY.001
- Program Title
- SIZING UP THE HOT DUST CONTINUUM IN AGN WITH DIRECT MEASUREMENTS
- Program Type
- Normal
- PI / COI
- DAVIES/ DE ZEEUW/ DEXTER/ HOENIG/ LUTZ/ SHANGGUAN/ SHIMIZU/ STURM/ SANTOS/ CAO/ KISHIMOTO
Target
- ID
- 37992
- Name
- NGC_4593
- RA
- 189.91435
- DEC
- -5.34417638888889
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 | 54.7470 | 54.8220 | 29.2000 | 29.4000 |
| U1-U3 | 99.8250 | 99.9680 | 35.6000 | 35.7000 |
| U1-U4 | 129.8150 | 129.9070 | 62.6260 | 62.7070 |
| U2-U3 | 45.8090 | 45.8730 | 43.1000 | 43.3000 |
| U2-U4 | 89.3360 | 89.2870 | 82.3350 | 82.3910 |
| U3-U4 | 61.1370 | 61.0030 | 110.6090 | 110.7160 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.23BY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59719.07897692 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | NGC 4593 |
| HIERARCH ESO INS SOBJ NAME | None |
| RA | 189.916464 |
| DEC | -5.34424 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 150.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 120 |
| HIERARCH ESO ISS PBL12 START | 54.747 |
| HIERARCH ESO ISS PBL12 END | 54.822 |
| HIERARCH ESO ISS PBLA12 START | 29.2 |
| HIERARCH ESO ISS PBLA12 END | 29.4 |
| HIERARCH ESO ISS PBL13 START | 99.825 |
| HIERARCH ESO ISS PBL13 END | 99.968 |
| HIERARCH ESO ISS PBLA13 START | 35.6 |
| HIERARCH ESO ISS PBLA13 END | 35.7 |
| HIERARCH ESO ISS PBL14 START | 129.815 |
| HIERARCH ESO ISS PBL14 END | 129.907 |
| HIERARCH ESO ISS PBLA14 START | 62.626 |
| HIERARCH ESO ISS PBLA14 END | 62.707 |
| HIERARCH ESO ISS PBL23 START | 45.809 |
| HIERARCH ESO ISS PBL23 END | 45.873 |
| HIERARCH ESO ISS PBLA23 START | 43.1 |
| HIERARCH ESO ISS PBLA23 END | 43.3 |
| HIERARCH ESO ISS PBL24 START | 89.336 |
| HIERARCH ESO ISS PBL24 END | 89.287 |
| HIERARCH ESO ISS PBLA24 START | 82.335 |
| HIERARCH ESO ISS PBLA24 END | 82.391 |
| HIERARCH ESO ISS PBL34 START | 61.137 |
| HIERARCH ESO ISS PBL34 END | 61.003 |
| HIERARCH ESO ISS PBLA34 START | 110.609 |
| HIERARCH ESO ISS PBLA34 END | 110.716 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008983 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010672 |
| HIERARCH ESO ISS AMBI TEMP | 13.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |
| HIERARCH ESO FT ROBJ NAME | NGC_4593 |
| HIERARCH ESO FT ROBJ ALPHA | 123939.444 |
| HIERARCH ESO FT ROBJ DELTA | -052039.035 |