Exposure
- ID
- GRAVI.2023-01-13T05:38:16.678_2
- Header ID
- GRAVI.2023-01-13T05:38:16.678
- Date updated
- 2023-01-13 05:46:54 UTC+0000
- Release date
- 2023-01-13 05:46:54 UTC+0000
- UTC Start
- 2023-01-13 05:38:16.678
- UTC End
- 2023-01-13 05:38:26.278
- MJD Start
- 59957.23491525
- MJD End
- 59957.2350263611
- Exposure time (s)
- 9.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005564
- Ambient temperature (°C)
- 11.89
- Seeing (arcsec)
- 0.555
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 | 25.1160 | 25.1130 | 150.0000 | 150.1000 |
| A0-D0 | 31.0630 | 31.0490 | 77.4000 | 77.4000 |
| A0-C1 | 22.1530 | 22.1460 | 123.5490 | 123.6120 |
| B2-D0 | 33.6120 | 33.6080 | 31.9000 | 31.9000 |
| B2-C1 | 11.1970 | 11.1950 | 31.8570 | 31.8960 |
| D0-C1 | 22.4150 | 22.4120 | 211.9200 | 211.9590 |
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 | 59957.23491525 |
| 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 | 25.116 |
| HIERARCH ESO ISS PBL12 END | 25.113 |
| HIERARCH ESO ISS PBLA12 START | 150.0 |
| HIERARCH ESO ISS PBLA12 END | 150.1 |
| HIERARCH ESO ISS PBL13 START | 31.063 |
| HIERARCH ESO ISS PBL13 END | 31.049 |
| HIERARCH ESO ISS PBLA13 START | 77.4 |
| HIERARCH ESO ISS PBLA13 END | 77.4 |
| HIERARCH ESO ISS PBL14 START | 22.153 |
| HIERARCH ESO ISS PBL14 END | 22.146 |
| HIERARCH ESO ISS PBLA14 START | 123.549 |
| HIERARCH ESO ISS PBLA14 END | 123.612 |
| HIERARCH ESO ISS PBL23 START | 33.612 |
| HIERARCH ESO ISS PBL23 END | 33.608 |
| HIERARCH ESO ISS PBLA23 START | 31.9 |
| HIERARCH ESO ISS PBLA23 END | 31.9 |
| HIERARCH ESO ISS PBL24 START | 11.197 |
| HIERARCH ESO ISS PBL24 END | 11.195 |
| HIERARCH ESO ISS PBLA24 START | 31.857 |
| HIERARCH ESO ISS PBLA24 END | 31.896 |
| HIERARCH ESO ISS PBL34 START | 22.415 |
| HIERARCH ESO ISS PBL34 END | 22.412 |
| HIERARCH ESO ISS PBLA34 START | 211.92 |
| HIERARCH ESO ISS PBLA34 END | 211.959 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005699 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005429 |
| HIERARCH ESO ISS AMBI TEMP | 11.89 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | VY_CMa |
| HIERARCH ESO FT ROBJ ALPHA | 072258.326 |
| HIERARCH ESO FT ROBJ DELTA | -254603.194 |