Exposure
- ID
- GRAVI.2023-10-26T01:20:05.832_2
- Header ID
- GRAVI.2023-10-26T01:20:05.832
- Date updated
- 2023-10-26 01:35:21 UTC+0000
- Release date
- 2023-10-26 01:35:20 UTC+0000
- UTC Start
- 2023-10-26 01:20:05.832
- UTC End
- 2023-10-26 01:25:25.832
- MJD Start
- 60243.05562305
- MJD End
- 60243.0593267537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052365
- Ambient temperature (°C)
- 15.18
- Seeing (arcsec)
- 0.475
Observation
- ID
- 57433
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 42560
- Name
- P2487_A
- RA
- 320.934333333333
- DEC
- 0.558711944444444
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 | 55.5620 | 55.7040 | 34.0000 | 34.2000 |
| U1-U3 | 101.5840 | 101.7780 | 39.4000 | 39.5000 |
| U1-U4 | 128.9600 | 128.5320 | 62.9460 | 62.8320 |
| U2-U3 | 46.5690 | 46.6070 | 45.9000 | 45.9000 |
| U2-U4 | 84.7420 | 84.0160 | 81.4670 | 81.3760 |
| U3-U4 | 54.1390 | 53.4070 | 111.5000 | 111.7930 |
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 | 60243.05562305 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2487_B |
| HIERARCH ESO INS SOBJ NAME | P2487_B |
| RA | 320.934273 |
| DEC | 0.55911 |
| 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 | 55.562 |
| HIERARCH ESO ISS PBL12 END | 55.704 |
| HIERARCH ESO ISS PBLA12 START | 34.0 |
| HIERARCH ESO ISS PBLA12 END | 34.2 |
| HIERARCH ESO ISS PBL13 START | 101.584 |
| HIERARCH ESO ISS PBL13 END | 101.778 |
| HIERARCH ESO ISS PBLA13 START | 39.4 |
| HIERARCH ESO ISS PBLA13 END | 39.5 |
| HIERARCH ESO ISS PBL14 START | 128.96 |
| HIERARCH ESO ISS PBL14 END | 128.532 |
| HIERARCH ESO ISS PBLA14 START | 62.946 |
| HIERARCH ESO ISS PBLA14 END | 62.832 |
| HIERARCH ESO ISS PBL23 START | 46.569 |
| HIERARCH ESO ISS PBL23 END | 46.607 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 45.9 |
| HIERARCH ESO ISS PBL24 START | 84.742 |
| HIERARCH ESO ISS PBL24 END | 84.016 |
| HIERARCH ESO ISS PBLA24 START | 81.467 |
| HIERARCH ESO ISS PBLA24 END | 81.376 |
| HIERARCH ESO ISS PBL34 START | 54.139 |
| HIERARCH ESO ISS PBL34 END | 53.407 |
| HIERARCH ESO ISS PBLA34 START | 111.5 |
| HIERARCH ESO ISS PBLA34 END | 111.793 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004979 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005494 |
| HIERARCH ESO ISS AMBI TEMP | 15.18 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | P2487_A |
| HIERARCH ESO FT ROBJ ALPHA | 212344.240 |
| HIERARCH ESO FT ROBJ DELTA | 003331.363 |