Exposure
- ID
- GRAVI.2023-06-01T23:50:56.071_2
- Header ID
- GRAVI.2023-06-01T23:50:56.071
- Date updated
- 2023-06-02 00:00:53 UTC+0000
- Release date
- 2023-06-02 00:00:53 UTC+0000
- UTC Start
- 2023-06-01 23:50:56.071
- UTC End
- 2023-06-01 23:51:44.071
- MJD Start
- 60096.99370453
- MJD End
- 60096.9942600856
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0083095
- Ambient temperature (°C)
- 16.78
- Seeing (arcsec)
- 0.69
Observation
- ID
- 46938
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 33062
- Name
- WDS_J09307-4028B
- RA
- 142.6749575
- DEC
- -40.4670090277778
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 | 49.4170 | 49.3570 | 41.1000 | 41.1000 |
| U1-U3 | 88.0950 | 87.9650 | 48.1000 | 48.2000 |
| U1-U4 | 109.7180 | 109.4870 | 81.1270 | 81.2720 |
| U2-U3 | 39.5280 | 39.4590 | 57.0000 | 57.1000 |
| U2-U4 | 78.6270 | 78.4900 | 104.9920 | 105.1820 |
| U3-U4 | 59.8670 | 59.8250 | 134.3660 | 134.5690 |
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 | 60096.99370453 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | WDS J09307-4028A |
| HIERARCH ESO INS SOBJ NAME | WDS_J09307-4028A |
| RA | 142.676445 |
| DEC | -40.46652 |
| 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 | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 49.417 |
| HIERARCH ESO ISS PBL12 END | 49.357 |
| HIERARCH ESO ISS PBLA12 START | 41.1 |
| HIERARCH ESO ISS PBLA12 END | 41.1 |
| HIERARCH ESO ISS PBL13 START | 88.095 |
| HIERARCH ESO ISS PBL13 END | 87.965 |
| HIERARCH ESO ISS PBLA13 START | 48.1 |
| HIERARCH ESO ISS PBLA13 END | 48.2 |
| HIERARCH ESO ISS PBL14 START | 109.718 |
| HIERARCH ESO ISS PBL14 END | 109.487 |
| HIERARCH ESO ISS PBLA14 START | 81.127 |
| HIERARCH ESO ISS PBLA14 END | 81.272 |
| HIERARCH ESO ISS PBL23 START | 39.528 |
| HIERARCH ESO ISS PBL23 END | 39.459 |
| HIERARCH ESO ISS PBLA23 START | 57.0 |
| HIERARCH ESO ISS PBLA23 END | 57.1 |
| HIERARCH ESO ISS PBL24 START | 78.627 |
| HIERARCH ESO ISS PBL24 END | 78.49 |
| HIERARCH ESO ISS PBLA24 START | 104.992 |
| HIERARCH ESO ISS PBLA24 END | 105.182 |
| HIERARCH ESO ISS PBL34 START | 59.867 |
| HIERARCH ESO ISS PBL34 END | 59.825 |
| HIERARCH ESO ISS PBLA34 START | 134.366 |
| HIERARCH ESO ISS PBLA34 END | 134.569 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008246 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008373 |
| HIERARCH ESO ISS AMBI TEMP | 16.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | WDS_J09307-4028B |
| HIERARCH ESO FT ROBJ ALPHA | 093041.9898 |
| HIERARCH ESO FT ROBJ DELTA | -402801.2325 |