Exposure
- ID
- GRAVI.2022-08-16T08:53:43.059_2
- Header ID
- GRAVI.2022-08-16T08:53:43.059
- Date updated
- 2022-08-16 09:05:37 UTC+0000
- Release date
- 2023-08-16 09:05:37 UTC+0000
- UTC Start
- 2022-08-16 08:53:43.059
- UTC End
- 2022-08-16 08:55:43.059
- MJD Start
- 59807.37063726
- MJD End
- 59807.3720261489
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002026
- Ambient temperature (°C)
- 7.66
- Seeing (arcsec)
- 1.445
Observation
- ID
- 51921
- Category
- science
- Program ID
- 109.23BY.002
- 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
- 30729
- Name
- GJ65A
- RA
- 24.7560416666667
- DEC
- -17.9505555555556
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 | 56.3490 | 56.3730 | 27.2000 | 27.5000 |
| U1-U3 | 102.1420 | 102.1880 | 33.6000 | 33.8000 |
| U1-U4 | 130.1860 | 130.2040 | 61.4500 | 61.6620 |
| U2-U3 | 46.5530 | 46.5730 | 41.2000 | 41.5000 |
| U2-U4 | 89.3970 | 89.3650 | 82.2110 | 82.4160 |
| U3-U4 | 62.2510 | 62.1920 | 111.5780 | 111.8070 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.23BY.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59807.37063726 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | GJ65 |
| HIERARCH ESO INS SOBJ NAME | GJ65B |
| RA | 24.776076 |
| DEC | -17.94734 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 165.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 120 |
| HIERARCH ESO ISS PBL12 START | 56.349 |
| HIERARCH ESO ISS PBL12 END | 56.373 |
| HIERARCH ESO ISS PBLA12 START | 27.2 |
| HIERARCH ESO ISS PBLA12 END | 27.5 |
| HIERARCH ESO ISS PBL13 START | 102.142 |
| HIERARCH ESO ISS PBL13 END | 102.188 |
| HIERARCH ESO ISS PBLA13 START | 33.6 |
| HIERARCH ESO ISS PBLA13 END | 33.8 |
| HIERARCH ESO ISS PBL14 START | 130.186 |
| HIERARCH ESO ISS PBL14 END | 130.204 |
| HIERARCH ESO ISS PBLA14 START | 61.45 |
| HIERARCH ESO ISS PBLA14 END | 61.662 |
| HIERARCH ESO ISS PBL23 START | 46.553 |
| HIERARCH ESO ISS PBL23 END | 46.573 |
| HIERARCH ESO ISS PBLA23 START | 41.2 |
| HIERARCH ESO ISS PBLA23 END | 41.5 |
| HIERARCH ESO ISS PBL24 START | 89.397 |
| HIERARCH ESO ISS PBL24 END | 89.365 |
| HIERARCH ESO ISS PBLA24 START | 82.211 |
| HIERARCH ESO ISS PBLA24 END | 82.416 |
| HIERARCH ESO ISS PBL34 START | 62.251 |
| HIERARCH ESO ISS PBL34 END | 62.192 |
| HIERARCH ESO ISS PBLA34 START | 111.578 |
| HIERARCH ESO ISS PBLA34 END | 111.807 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001881 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002171 |
| HIERARCH ESO ISS AMBI TEMP | 7.66 |
| HIERARCH ESO ISS AMBI FWHM START | 1.49 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | GJ65A |
| HIERARCH ESO FT ROBJ ALPHA | 013901.450 |
| HIERARCH ESO FT ROBJ DELTA | -175702.000 |