Exposure
- ID
- GRAVI.2024-04-27T23:43:50.432_2
- Header ID
- GRAVI.2024-04-27T23:43:50.432
- Date updated
- 2024-04-27 23:50:45 UTC+0000
- Release date
- 2024-04-27 23:50:45 UTC+0000
- UTC Start
- 2024-04-27 23:43:50.432
- UTC End
- 2024-04-27 23:45:50.432
- MJD Start
- 60427.98877815
- MJD End
- 60427.990167038886
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033239999999999997
- Ambient temperature (°C)
- 17.39
- Seeing (arcsec)
- 0.81
Observation
- ID
- 58968
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 43652
- Name
- P0177_A
- RA
- 140.27385416666664
- DEC
- -54.15326361111111
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 | 50.4770 | 50.4050 | 30.2000 | 30.5000 |
| U1-U3 | 92.6750 | 92.5270 | 37.0000 | 37.3000 |
| U1-U4 | 125.8080 | 125.6360 | 64.8710 | 65.2800 |
| U2-U3 | 42.9770 | 42.9050 | 45.0000 | 45.4000 |
| U2-U4 | 89.0650 | 89.0190 | 83.6880 | 84.1300 |
| U3-U4 | 61.6550 | 61.7080 | 109.4990 | 109.9280 |
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 | 60427.98877815 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0177_B |
| HIERARCH ESO INS SOBJ NAME | P0177_B |
| RA | 140.275525 |
| DEC | -54.15162 |
| 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 | 134.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 50.477 |
| HIERARCH ESO ISS PBL12 END | 50.405 |
| HIERARCH ESO ISS PBLA12 START | 30.2 |
| HIERARCH ESO ISS PBLA12 END | 30.5 |
| HIERARCH ESO ISS PBL13 START | 92.675 |
| HIERARCH ESO ISS PBL13 END | 92.527 |
| HIERARCH ESO ISS PBLA13 START | 37.0 |
| HIERARCH ESO ISS PBLA13 END | 37.3 |
| HIERARCH ESO ISS PBL14 START | 125.808 |
| HIERARCH ESO ISS PBL14 END | 125.636 |
| HIERARCH ESO ISS PBLA14 START | 64.871 |
| HIERARCH ESO ISS PBLA14 END | 65.28 |
| HIERARCH ESO ISS PBL23 START | 42.977 |
| HIERARCH ESO ISS PBL23 END | 42.905 |
| HIERARCH ESO ISS PBLA23 START | 45.0 |
| HIERARCH ESO ISS PBLA23 END | 45.4 |
| HIERARCH ESO ISS PBL24 START | 89.065 |
| HIERARCH ESO ISS PBL24 END | 89.019 |
| HIERARCH ESO ISS PBLA24 START | 83.688 |
| HIERARCH ESO ISS PBLA24 END | 84.13 |
| HIERARCH ESO ISS PBL34 START | 61.655 |
| HIERARCH ESO ISS PBL34 END | 61.708 |
| HIERARCH ESO ISS PBLA34 START | 109.499 |
| HIERARCH ESO ISS PBLA34 END | 109.928 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003208 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00344 |
| HIERARCH ESO ISS AMBI TEMP | 17.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | P0177_A |
| HIERARCH ESO FT ROBJ ALPHA | 092105.725 |
| HIERARCH ESO FT ROBJ DELTA | -540911.749 |