Exposure
- ID
- GRAVI.2023-11-01T02:56:02.762_2
- Header ID
- GRAVI.2023-11-01T02:56:02.762
- Date updated
- 2023-11-01 03:10:21 UTC+0000
- Release date
- 2023-11-01 03:10:20 UTC+0000
- UTC Start
- 2023-11-01 02:56:02.762
- UTC End
- 2023-11-01 03:01:22.762
- MJD Start
- 60249.12225419
- MJD End
- 60249.1259578937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0030765
- Ambient temperature (°C)
- 11.62
- Seeing (arcsec)
- 0.5
Observation
- ID
- 57464
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 42303
- Name
- P2501_A
- RA
- 350.938808333333
- DEC
- -8.46011305555555
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 | 56.4650 | 56.5040 | 33.3000 | 33.6000 |
| U1-U3 | 102.4310 | 102.4310 | 39.0000 | 39.2000 |
| U1-U4 | 127.4110 | 126.7860 | 64.3560 | 64.4270 |
| U2-U3 | 46.5750 | 46.5250 | 45.9000 | 46.0000 |
| U2-U4 | 84.2040 | 83.4430 | 84.5690 | 84.7260 |
| U3-U4 | 56.0200 | 55.3980 | 115.8890 | 116.4090 |
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 | 60249.12225419 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2501_B |
| HIERARCH ESO INS SOBJ NAME | P2501_B |
| RA | 350.93952 |
| DEC | -8.46094 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.465 |
| HIERARCH ESO ISS PBL12 END | 56.504 |
| HIERARCH ESO ISS PBLA12 START | 33.3 |
| HIERARCH ESO ISS PBLA12 END | 33.6 |
| HIERARCH ESO ISS PBL13 START | 102.431 |
| HIERARCH ESO ISS PBL13 END | 102.431 |
| HIERARCH ESO ISS PBLA13 START | 39.0 |
| HIERARCH ESO ISS PBLA13 END | 39.2 |
| HIERARCH ESO ISS PBL14 START | 127.411 |
| HIERARCH ESO ISS PBL14 END | 126.786 |
| HIERARCH ESO ISS PBLA14 START | 64.356 |
| HIERARCH ESO ISS PBLA14 END | 64.427 |
| HIERARCH ESO ISS PBL23 START | 46.575 |
| HIERARCH ESO ISS PBL23 END | 46.525 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 46.0 |
| HIERARCH ESO ISS PBL24 START | 84.204 |
| HIERARCH ESO ISS PBL24 END | 83.443 |
| HIERARCH ESO ISS PBLA24 START | 84.569 |
| HIERARCH ESO ISS PBLA24 END | 84.726 |
| HIERARCH ESO ISS PBL34 START | 56.02 |
| HIERARCH ESO ISS PBL34 END | 55.398 |
| HIERARCH ESO ISS PBLA34 START | 115.889 |
| HIERARCH ESO ISS PBLA34 END | 116.409 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003161 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002992 |
| HIERARCH ESO ISS AMBI TEMP | 11.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | P2501_A |
| HIERARCH ESO FT ROBJ ALPHA | 232345.314 |
| HIERARCH ESO FT ROBJ DELTA | -082736.407 |