Exposure
- ID
- GRAVI.2023-01-13T05:42:22.688_2
- Header ID
- GRAVI.2023-01-13T05:42:22.688
- Date updated
- 2023-01-13 05:51:22 UTC+0000
- Release date
- 2023-01-13 05:51:22 UTC+0000
- UTC Start
- 2023-01-13 05:42:22.688
- UTC End
- 2023-01-13 05:42:32.288
- MJD Start
- 59957.23776259
- MJD End
- 59957.2378737011
- Exposure time (s)
- 9.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004103
- Ambient temperature (°C)
- 11.87
- Seeing (arcsec)
- 0.6
Observation
- ID
- 53834
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 40018
- Name
- VY_CMa
- RA
- 110.743025
- DEC
- -25.7675538888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.0900 | 25.0880 | 150.6000 | 150.6000 |
| A0-D0 | 30.9380 | 30.9230 | 77.8000 | 77.8000 |
| A0-C1 | 22.0890 | 22.0820 | 124.1070 | 124.1710 |
| B2-D0 | 33.5710 | 33.5660 | 32.2000 | 32.3000 |
| B2-C1 | 11.1830 | 11.1810 | 32.1930 | 32.2310 |
| D0-C1 | 22.3880 | 22.3850 | 212.2560 | 212.2930 |
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 | 59957.23776259 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | V VY CMa |
| HIERARCH ESO INS SOBJ NAME | Nothing |
| RA | 110.740999 |
| DEC | -25.76754 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 32.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 25.09 |
| HIERARCH ESO ISS PBL12 END | 25.088 |
| HIERARCH ESO ISS PBLA12 START | 150.6 |
| HIERARCH ESO ISS PBLA12 END | 150.6 |
| HIERARCH ESO ISS PBL13 START | 30.938 |
| HIERARCH ESO ISS PBL13 END | 30.923 |
| HIERARCH ESO ISS PBLA13 START | 77.8 |
| HIERARCH ESO ISS PBLA13 END | 77.8 |
| HIERARCH ESO ISS PBL14 START | 22.089 |
| HIERARCH ESO ISS PBL14 END | 22.082 |
| HIERARCH ESO ISS PBLA14 START | 124.107 |
| HIERARCH ESO ISS PBLA14 END | 124.171 |
| HIERARCH ESO ISS PBL23 START | 33.571 |
| HIERARCH ESO ISS PBL23 END | 33.566 |
| HIERARCH ESO ISS PBLA23 START | 32.2 |
| HIERARCH ESO ISS PBLA23 END | 32.3 |
| HIERARCH ESO ISS PBL24 START | 11.183 |
| HIERARCH ESO ISS PBL24 END | 11.181 |
| HIERARCH ESO ISS PBLA24 START | 32.193 |
| HIERARCH ESO ISS PBLA24 END | 32.231 |
| HIERARCH ESO ISS PBL34 START | 22.388 |
| HIERARCH ESO ISS PBL34 END | 22.385 |
| HIERARCH ESO ISS PBLA34 START | 212.256 |
| HIERARCH ESO ISS PBLA34 END | 212.293 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004077 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004129 |
| HIERARCH ESO ISS AMBI TEMP | 11.87 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | VY_CMa |
| HIERARCH ESO FT ROBJ ALPHA | 072258.326 |
| HIERARCH ESO FT ROBJ DELTA | -254603.194 |