Exposure
- ID
- GRAVI.2022-08-16T09:00:07.075_2
- Header ID
- GRAVI.2022-08-16T09:00:07.075
- Date updated
- 2022-08-16 09:10:49 UTC+0000
- Release date
- 2023-08-16 09:10:49 UTC+0000
- UTC Start
- 2022-08-16 09:00:07.075
- UTC End
- 2022-08-16 09:02:07.075
- MJD Start
- 59807.37508189
- MJD End
- 59807.3764707789
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001674
- Ambient temperature (°C)
- 7.6
- Seeing (arcsec)
- 1.715
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 | 56.4050 | 56.4260 | 27.8000 | 28.1000 |
| U1-U3 | 102.2450 | 102.2830 | 34.1000 | 34.4000 |
| U1-U4 | 130.2090 | 130.1960 | 61.9470 | 62.1550 |
| U2-U3 | 46.5970 | 46.6110 | 41.8000 | 42.0000 |
| U2-U4 | 89.3030 | 89.2430 | 82.6960 | 82.9010 |
| U3-U4 | 62.1020 | 62.0270 | 112.1260 | 112.3640 |
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 | 59807.37508189 |
| 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 | 56.405 |
| HIERARCH ESO ISS PBL12 END | 56.426 |
| HIERARCH ESO ISS PBLA12 START | 27.8 |
| HIERARCH ESO ISS PBLA12 END | 28.1 |
| HIERARCH ESO ISS PBL13 START | 102.245 |
| HIERARCH ESO ISS PBL13 END | 102.283 |
| HIERARCH ESO ISS PBLA13 START | 34.1 |
| HIERARCH ESO ISS PBLA13 END | 34.4 |
| HIERARCH ESO ISS PBL14 START | 130.209 |
| HIERARCH ESO ISS PBL14 END | 130.196 |
| HIERARCH ESO ISS PBLA14 START | 61.947 |
| HIERARCH ESO ISS PBLA14 END | 62.155 |
| HIERARCH ESO ISS PBL23 START | 46.597 |
| HIERARCH ESO ISS PBL23 END | 46.611 |
| HIERARCH ESO ISS PBLA23 START | 41.8 |
| HIERARCH ESO ISS PBLA23 END | 42.0 |
| HIERARCH ESO ISS PBL24 START | 89.303 |
| HIERARCH ESO ISS PBL24 END | 89.243 |
| HIERARCH ESO ISS PBLA24 START | 82.696 |
| HIERARCH ESO ISS PBLA24 END | 82.901 |
| HIERARCH ESO ISS PBL34 START | 62.102 |
| HIERARCH ESO ISS PBL34 END | 62.027 |
| HIERARCH ESO ISS PBLA34 START | 112.126 |
| HIERARCH ESO ISS PBLA34 END | 112.364 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00157 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001778 |
| HIERARCH ESO ISS AMBI TEMP | 7.6 |
| HIERARCH ESO ISS AMBI FWHM START | 1.79 |
| HIERARCH ESO ISS AMBI FWHM END | 1.64 |
| HIERARCH ESO FT ROBJ NAME | GJ65A |
| HIERARCH ESO FT ROBJ ALPHA | 013901.450 |
| HIERARCH ESO FT ROBJ DELTA | -175702.000 |