Exposure
- ID
- GRAVI.2023-01-14T03:04:18.077_2
- Header ID
- GRAVI.2023-01-14T03:04:18.077
- Date updated
- 2023-01-14 03:11:19 UTC+0000
- Release date
- 2023-01-14 03:11:19 UTC+0000
- UTC Start
- 2023-01-14 03:04:18.077
- UTC End
- 2023-01-14 03:04:27.677
- MJD Start
- 59958.127987
- MJD End
- 59958.1280981111
- Exposure time (s)
- 9.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039825
- Ambient temperature (°C)
- 11.48
- Seeing (arcsec)
- 0.92
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 | 24.5430 | 24.5510 | 134.9000 | 134.9000 |
| A0-D0 | 30.5010 | 30.5160 | 60.1000 | 60.2000 |
| A0-C1 | 21.4070 | 21.4200 | 107.6310 | 107.6710 |
| B2-D0 | 33.7470 | 33.7490 | 15.6000 | 15.6000 |
| B2-C1 | 11.2420 | 11.2420 | 15.5190 | 15.5810 |
| D0-C1 | 22.5060 | 22.5070 | 195.5800 | 195.6410 |
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 | 59958.127987 |
| 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 | 24.543 |
| HIERARCH ESO ISS PBL12 END | 24.551 |
| HIERARCH ESO ISS PBLA12 START | 134.9 |
| HIERARCH ESO ISS PBLA12 END | 134.9 |
| HIERARCH ESO ISS PBL13 START | 30.501 |
| HIERARCH ESO ISS PBL13 END | 30.516 |
| HIERARCH ESO ISS PBLA13 START | 60.1 |
| HIERARCH ESO ISS PBLA13 END | 60.2 |
| HIERARCH ESO ISS PBL14 START | 21.407 |
| HIERARCH ESO ISS PBL14 END | 21.42 |
| HIERARCH ESO ISS PBLA14 START | 107.631 |
| HIERARCH ESO ISS PBLA14 END | 107.671 |
| HIERARCH ESO ISS PBL23 START | 33.747 |
| HIERARCH ESO ISS PBL23 END | 33.749 |
| HIERARCH ESO ISS PBLA23 START | 15.6 |
| HIERARCH ESO ISS PBLA23 END | 15.6 |
| HIERARCH ESO ISS PBL24 START | 11.242 |
| HIERARCH ESO ISS PBL24 END | 11.242 |
| HIERARCH ESO ISS PBLA24 START | 15.519 |
| HIERARCH ESO ISS PBLA24 END | 15.581 |
| HIERARCH ESO ISS PBL34 START | 22.506 |
| HIERARCH ESO ISS PBL34 END | 22.507 |
| HIERARCH ESO ISS PBLA34 START | 195.58 |
| HIERARCH ESO ISS PBLA34 END | 195.641 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004235 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00373 |
| HIERARCH ESO ISS AMBI TEMP | 11.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |
| HIERARCH ESO FT ROBJ NAME | VY_CMa |
| HIERARCH ESO FT ROBJ ALPHA | 072258.326 |
| HIERARCH ESO FT ROBJ DELTA | -254603.194 |