Exposure
- ID
- GRAVI.2022-08-16T09:45:10.189_2
- Header ID
- GRAVI.2022-08-16T09:45:10.189
- Date updated
- 2022-08-16 09:55:41 UTC+0000
- Release date
- 2023-08-16 09:55:41 UTC+0000
- UTC Start
- 2022-08-16 09:45:10.189
- UTC End
- 2022-08-16 09:47:10.189
- MJD Start
- 59807.40636793
- MJD End
- 59807.4077568189
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0014155
- Ambient temperature (°C)
- 7.36
- Seeing (arcsec)
- 2.27
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 | 56.5490 | 56.5420 | 31.6000 | 31.8000 |
| U1-U3 | 102.3090 | 102.2710 | 37.7000 | 37.8000 |
| U1-U4 | 128.2800 | 128.0460 | 64.9960 | 65.1540 |
| U2-U3 | 46.4700 | 46.4370 | 45.1000 | 45.3000 |
| U2-U4 | 86.8680 | 86.6240 | 86.0140 | 86.2100 |
| U3-U4 | 60.0390 | 59.8630 | 116.4730 | 116.7640 |
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 | 59807.40636793 |
| 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 | 56.549 |
| HIERARCH ESO ISS PBL12 END | 56.542 |
| HIERARCH ESO ISS PBLA12 START | 31.6 |
| HIERARCH ESO ISS PBLA12 END | 31.8 |
| HIERARCH ESO ISS PBL13 START | 102.309 |
| HIERARCH ESO ISS PBL13 END | 102.271 |
| HIERARCH ESO ISS PBLA13 START | 37.7 |
| HIERARCH ESO ISS PBLA13 END | 37.8 |
| HIERARCH ESO ISS PBL14 START | 128.28 |
| HIERARCH ESO ISS PBL14 END | 128.046 |
| HIERARCH ESO ISS PBLA14 START | 64.996 |
| HIERARCH ESO ISS PBLA14 END | 65.154 |
| HIERARCH ESO ISS PBL23 START | 46.47 |
| HIERARCH ESO ISS PBL23 END | 46.437 |
| HIERARCH ESO ISS PBLA23 START | 45.1 |
| HIERARCH ESO ISS PBLA23 END | 45.3 |
| HIERARCH ESO ISS PBL24 START | 86.868 |
| HIERARCH ESO ISS PBL24 END | 86.624 |
| HIERARCH ESO ISS PBLA24 START | 86.014 |
| HIERARCH ESO ISS PBLA24 END | 86.21 |
| HIERARCH ESO ISS PBL34 START | 60.039 |
| HIERARCH ESO ISS PBL34 END | 59.863 |
| HIERARCH ESO ISS PBLA34 START | 116.473 |
| HIERARCH ESO ISS PBLA34 END | 116.764 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001534 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001297 |
| HIERARCH ESO ISS AMBI TEMP | 7.36 |
| HIERARCH ESO ISS AMBI FWHM START | 2.4 |
| HIERARCH ESO ISS AMBI FWHM END | 2.14 |
| HIERARCH ESO FT ROBJ NAME | GJ65A |
| HIERARCH ESO FT ROBJ ALPHA | 013901.450 |
| HIERARCH ESO FT ROBJ DELTA | -175702.000 |