Exposure
- ID
- GRAVI.2022-05-20T00:16:01.360_2
- Header ID
- GRAVI.2022-05-20T00:16:01.360
- Date updated
- 2022-05-20 00:26:27 UTC+0000
- Release date
- 2023-05-20 00:26:27 UTC+0000
- UTC Start
- 2022-05-20 00:16:01.360
- UTC End
- 2022-05-20 00:18:01.360
- MJD Start
- 59719.01112685
- MJD End
- 59719.0125157389
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008656
- Ambient temperature (°C)
- 12.94
- Seeing (arcsec)
- 0.635
Observation
- ID
- 50935
- 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
- 37986
- Name
- NGC_3227
- RA
- 155.877404166667
- DEC
- 19.8650783333333
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 | 48.6810 | 48.8580 | 37.2000 | 37.3000 |
U1-U3 | 91.5550 | 91.8710 | 42.9000 | 42.9000 |
U1-U4 | 129.1690 | 129.3140 | 64.2100 | 64.0320 |
U2-U3 | 43.3750 | 43.5060 | 49.2000 | 49.2000 |
U2-U4 | 88.5700 | 88.4430 | 78.6400 | 78.4140 |
U3-U4 | 55.0630 | 54.7660 | 101.3880 | 101.2410 |
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 | 59719.01112685 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | NGC 3227 |
HIERARCH ESO INS SOBJ NAME | None |
RA | 155.879732 |
DEC | 19.86522 |
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 | 48.681 |
HIERARCH ESO ISS PBL12 END | 48.858 |
HIERARCH ESO ISS PBLA12 START | 37.2 |
HIERARCH ESO ISS PBLA12 END | 37.3 |
HIERARCH ESO ISS PBL13 START | 91.555 |
HIERARCH ESO ISS PBL13 END | 91.871 |
HIERARCH ESO ISS PBLA13 START | 42.9 |
HIERARCH ESO ISS PBLA13 END | 42.9 |
HIERARCH ESO ISS PBL14 START | 129.169 |
HIERARCH ESO ISS PBL14 END | 129.314 |
HIERARCH ESO ISS PBLA14 START | 64.21 |
HIERARCH ESO ISS PBLA14 END | 64.032 |
HIERARCH ESO ISS PBL23 START | 43.375 |
HIERARCH ESO ISS PBL23 END | 43.506 |
HIERARCH ESO ISS PBLA23 START | 49.2 |
HIERARCH ESO ISS PBLA23 END | 49.2 |
HIERARCH ESO ISS PBL24 START | 88.57 |
HIERARCH ESO ISS PBL24 END | 88.443 |
HIERARCH ESO ISS PBLA24 START | 78.64 |
HIERARCH ESO ISS PBLA24 END | 78.414 |
HIERARCH ESO ISS PBL34 START | 55.063 |
HIERARCH ESO ISS PBL34 END | 54.766 |
HIERARCH ESO ISS PBLA34 START | 101.388 |
HIERARCH ESO ISS PBLA34 END | 101.241 |
HIERARCH ESO ISS AMBI TAU0 START | 0.010072 |
HIERARCH ESO ISS AMBI TAU0 END | 0.00724 |
HIERARCH ESO ISS AMBI TEMP | 12.94 |
HIERARCH ESO ISS AMBI FWHM START | 0.6 |
HIERARCH ESO ISS AMBI FWHM END | 0.67 |
HIERARCH ESO FT ROBJ NAME | NGC_3227 |
HIERARCH ESO FT ROBJ ALPHA | 102330.577 |
HIERARCH ESO FT ROBJ DELTA | 195154.282 |