Exposure
- ID
- GRAVI.2023-11-26T02:51:52.512_2
- Header ID
- GRAVI.2023-11-26T02:51:52.512
- Date updated
- 2023-11-26 03:05:44 UTC+0000
- Release date
- 2023-11-26 03:05:44 UTC+0000
- UTC Start
- 2023-11-26 02:51:52.512
- UTC End
- 2023-11-26 02:57:12.512
- MJD Start
- 60274.11935778
- MJD End
- 60274.1230614837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052795
- Ambient temperature (°C)
- 15.21
- Seeing (arcsec)
- 0.58
Observation
- ID
- 57730
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 42775
- Name
- P0018_A
- RA
- 24.9481833333333
- DEC
- -56.1964480555555
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 | 48.1400 | 47.8890 | 36.6000 | 37.4000 |
| U1-U3 | 88.2390 | 87.7290 | 43.9000 | 44.8000 |
| U1-U4 | 121.3590 | 120.7180 | 73.4390 | 74.5360 |
| U2-U3 | 40.9460 | 40.6950 | 52.5000 | 53.4000 |
| U2-U4 | 87.7010 | 87.4500 | 92.6410 | 93.8350 |
| U3-U4 | 62.2840 | 62.3380 | 117.7260 | 118.8840 |
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 | 60274.11935778 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0018_B |
| HIERARCH ESO INS SOBJ NAME | P0018_B |
| RA | 24.951043 |
| DEC | -56.1951 |
| 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 | 48.14 |
| HIERARCH ESO ISS PBL12 END | 47.889 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 88.239 |
| HIERARCH ESO ISS PBL13 END | 87.729 |
| HIERARCH ESO ISS PBLA13 START | 43.9 |
| HIERARCH ESO ISS PBLA13 END | 44.8 |
| HIERARCH ESO ISS PBL14 START | 121.359 |
| HIERARCH ESO ISS PBL14 END | 120.718 |
| HIERARCH ESO ISS PBLA14 START | 73.439 |
| HIERARCH ESO ISS PBLA14 END | 74.536 |
| HIERARCH ESO ISS PBL23 START | 40.946 |
| HIERARCH ESO ISS PBL23 END | 40.695 |
| HIERARCH ESO ISS PBLA23 START | 52.5 |
| HIERARCH ESO ISS PBLA23 END | 53.4 |
| HIERARCH ESO ISS PBL24 START | 87.701 |
| HIERARCH ESO ISS PBL24 END | 87.45 |
| HIERARCH ESO ISS PBLA24 START | 92.641 |
| HIERARCH ESO ISS PBLA24 END | 93.835 |
| HIERARCH ESO ISS PBL34 START | 62.284 |
| HIERARCH ESO ISS PBL34 END | 62.338 |
| HIERARCH ESO ISS PBLA34 START | 117.726 |
| HIERARCH ESO ISS PBLA34 END | 118.884 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004163 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006396 |
| HIERARCH ESO ISS AMBI TEMP | 15.21 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | P0018_A |
| HIERARCH ESO FT ROBJ ALPHA | 013947.564 |
| HIERARCH ESO FT ROBJ DELTA | -561147.213 |