Exposure
- ID
- GRAVI.2022-08-16T09:37:58.171_2
- Header ID
- GRAVI.2022-08-16T09:37:58.171
- Date updated
- 2022-08-16 09:50:44 UTC+0000
- Release date
- 2023-08-16 09:50:44 UTC+0000
- UTC Start
- 2022-08-16 09:37:58.171
- UTC End
- 2022-08-16 09:39:58.171
- MJD Start
- 59807.40136772
- MJD End
- 59807.4027566089
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00167
- Ambient temperature (°C)
- 7.42
- Seeing (arcsec)
- 1.85
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 | 56.5590 | 56.5570 | 31.0000 | 31.2000 |
| U1-U3 | 102.3840 | 102.3600 | 37.2000 | 37.4000 |
| U1-U4 | 128.8410 | 128.6410 | 64.5580 | 64.7250 |
| U2-U3 | 46.5440 | 46.5190 | 44.6000 | 44.8000 |
| U2-U4 | 87.4670 | 87.2500 | 85.4870 | 85.6860 |
| U3-U4 | 60.4840 | 60.3210 | 115.7100 | 115.9950 |
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 | 59807.40136772 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.557 |
| HIERARCH ESO ISS PBLA12 START | 31.0 |
| HIERARCH ESO ISS PBLA12 END | 31.2 |
| HIERARCH ESO ISS PBL13 START | 102.384 |
| HIERARCH ESO ISS PBL13 END | 102.36 |
| HIERARCH ESO ISS PBLA13 START | 37.2 |
| HIERARCH ESO ISS PBLA13 END | 37.4 |
| HIERARCH ESO ISS PBL14 START | 128.841 |
| HIERARCH ESO ISS PBL14 END | 128.641 |
| HIERARCH ESO ISS PBLA14 START | 64.558 |
| HIERARCH ESO ISS PBLA14 END | 64.725 |
| HIERARCH ESO ISS PBL23 START | 46.544 |
| HIERARCH ESO ISS PBL23 END | 46.519 |
| HIERARCH ESO ISS PBLA23 START | 44.6 |
| HIERARCH ESO ISS PBLA23 END | 44.8 |
| HIERARCH ESO ISS PBL24 START | 87.467 |
| HIERARCH ESO ISS PBL24 END | 87.25 |
| HIERARCH ESO ISS PBLA24 START | 85.487 |
| HIERARCH ESO ISS PBLA24 END | 85.686 |
| HIERARCH ESO ISS PBL34 START | 60.484 |
| HIERARCH ESO ISS PBL34 END | 60.321 |
| HIERARCH ESO ISS PBLA34 START | 115.71 |
| HIERARCH ESO ISS PBLA34 END | 115.995 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001691 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001649 |
| HIERARCH ESO ISS AMBI TEMP | 7.42 |
| HIERARCH ESO ISS AMBI FWHM START | 1.59 |
| HIERARCH ESO ISS AMBI FWHM END | 2.11 |
| HIERARCH ESO FT ROBJ NAME | GJ65A |
| HIERARCH ESO FT ROBJ ALPHA | 013901.450 |
| HIERARCH ESO FT ROBJ DELTA | -175702.000 |