Exposure
- ID
- GRAVI.2023-02-03T08:32:13.757_2
- Header ID
- GRAVI.2023-02-03T08:32:13.757
- Date updated
- 2023-02-03 08:41:09 UTC+0000
- Release date
- 2023-02-03 08:41:09 UTC+0000
- UTC Start
- 2023-02-03 08:32:13.757
- UTC End
- 2023-02-03 08:33:01.757
- MJD Start
- 59978.35571478
- MJD End
- 59978.3562703356
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0110185
- Ambient temperature (°C)
- 14.07
- Seeing (arcsec)
- 0.58
Observation
- ID
- 54100
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 40199
- Name
- HR4469B
- RA
- 174.144625833333
- DEC
- -33.57053025
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.6580 | 89.6210 | 125.2000 | 125.3000 |
| A0-J2 | 125.8510 | 125.7460 | 102.2000 | 102.3000 |
| A0-K0 | 122.8930 | 122.7640 | 79.8550 | 79.9840 |
| G1-J2 | 55.6870 | 55.6320 | 63.2000 | 63.3000 |
| G1-K0 | 87.4140 | 87.3680 | 33.0500 | 33.1420 |
| J2-K0 | 48.2330 | 48.2340 | 357.5670 | 357.6790 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59978.35571478 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR4469A |
| HIERARCH ESO INS SOBJ NAME | HR4469A |
| RA | 174.142629 |
| DEC | -33.57047 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 89.658 |
| HIERARCH ESO ISS PBL12 END | 89.621 |
| HIERARCH ESO ISS PBLA12 START | 125.2 |
| HIERARCH ESO ISS PBLA12 END | 125.3 |
| HIERARCH ESO ISS PBL13 START | 125.851 |
| HIERARCH ESO ISS PBL13 END | 125.746 |
| HIERARCH ESO ISS PBLA13 START | 102.2 |
| HIERARCH ESO ISS PBLA13 END | 102.3 |
| HIERARCH ESO ISS PBL14 START | 122.893 |
| HIERARCH ESO ISS PBL14 END | 122.764 |
| HIERARCH ESO ISS PBLA14 START | 79.855 |
| HIERARCH ESO ISS PBLA14 END | 79.984 |
| HIERARCH ESO ISS PBL23 START | 55.687 |
| HIERARCH ESO ISS PBL23 END | 55.632 |
| HIERARCH ESO ISS PBLA23 START | 63.2 |
| HIERARCH ESO ISS PBLA23 END | 63.3 |
| HIERARCH ESO ISS PBL24 START | 87.414 |
| HIERARCH ESO ISS PBL24 END | 87.368 |
| HIERARCH ESO ISS PBLA24 START | 33.05 |
| HIERARCH ESO ISS PBLA24 END | 33.142 |
| HIERARCH ESO ISS PBL34 START | 48.233 |
| HIERARCH ESO ISS PBL34 END | 48.234 |
| HIERARCH ESO ISS PBLA34 START | 357.567 |
| HIERARCH ESO ISS PBLA34 END | 357.679 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010504 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011533 |
| HIERARCH ESO ISS AMBI TEMP | 14.07 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | HR4469B |
| HIERARCH ESO FT ROBJ ALPHA | 113634.7102 |
| HIERARCH ESO FT ROBJ DELTA | -333413.9089 |