Exposure
- ID
- GRAVI.2023-06-01T23:47:59.064_2
- Header ID
- GRAVI.2023-06-01T23:47:59.064
- Date updated
- 2023-06-01 23:56:49 UTC+0000
- Release date
- 2023-06-01 23:56:49 UTC+0000
- UTC Start
- 2023-06-01 23:47:59.064
- UTC End
- 2023-06-01 23:48:47.064
- MJD Start
- 60096.99165583
- MJD End
- 60096.9922113856
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0089245
- Ambient temperature (°C)
- 16.82
- Seeing (arcsec)
- 0.7
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 | 49.5920 | 49.5310 | 40.8000 | 40.9000 |
| U1-U3 | 88.4710 | 88.3390 | 47.9000 | 48.0000 |
| U1-U4 | 110.3870 | 110.1530 | 80.7050 | 80.8540 |
| U2-U3 | 39.7290 | 39.6590 | 56.7000 | 56.8000 |
| U2-U4 | 79.0250 | 78.8860 | 104.4380 | 104.6320 |
| U3-U4 | 59.9910 | 59.9470 | 133.7740 | 133.9820 |
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 | 60096.99165583 |
| 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 | 49.592 |
| HIERARCH ESO ISS PBL12 END | 49.531 |
| HIERARCH ESO ISS PBLA12 START | 40.8 |
| HIERARCH ESO ISS PBLA12 END | 40.9 |
| HIERARCH ESO ISS PBL13 START | 88.471 |
| HIERARCH ESO ISS PBL13 END | 88.339 |
| HIERARCH ESO ISS PBLA13 START | 47.9 |
| HIERARCH ESO ISS PBLA13 END | 48.0 |
| HIERARCH ESO ISS PBL14 START | 110.387 |
| HIERARCH ESO ISS PBL14 END | 110.153 |
| HIERARCH ESO ISS PBLA14 START | 80.705 |
| HIERARCH ESO ISS PBLA14 END | 80.854 |
| HIERARCH ESO ISS PBL23 START | 39.729 |
| HIERARCH ESO ISS PBL23 END | 39.659 |
| HIERARCH ESO ISS PBLA23 START | 56.7 |
| HIERARCH ESO ISS PBLA23 END | 56.8 |
| HIERARCH ESO ISS PBL24 START | 79.025 |
| HIERARCH ESO ISS PBL24 END | 78.886 |
| HIERARCH ESO ISS PBLA24 START | 104.438 |
| HIERARCH ESO ISS PBLA24 END | 104.632 |
| HIERARCH ESO ISS PBL34 START | 59.991 |
| HIERARCH ESO ISS PBL34 END | 59.947 |
| HIERARCH ESO ISS PBLA34 START | 133.774 |
| HIERARCH ESO ISS PBLA34 END | 133.982 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009603 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008246 |
| HIERARCH ESO ISS AMBI TEMP | 16.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.68 |
| HIERARCH ESO FT ROBJ NAME | WDS_J09307-4028B |
| HIERARCH ESO FT ROBJ ALPHA | 093041.9898 |
| HIERARCH ESO FT ROBJ DELTA | -402801.2325 |