Exposure
- ID
- GRAVI.2025-04-10T04:25:57.652_2
- Header ID
- GRAVI.2025-04-10T04:25:57.652
- Date updated
- 2025-04-10 04:40:43 UTC+0000
- Release date
- 2025-04-10 04:40:43 UTC+0000
- UTC Start
- 2025-04-10 04:25:57.652
- UTC End
- 2025-04-10 04:31:17.652
- MJD Start
- 60775.18469505
- MJD End
- 60775.1883987537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0034
- Ambient temperature (°C)
- 11.27
- Seeing (arcsec)
- 0.76
Observation
- ID
- 66192
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 44248
- Name
- P0455_A
- RA
- 214.3901208333333
- DEC
- -27.82916388888889
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 | 56.4560 | 56.4760 | 16.5000 | 17.3000 |
| U1-U3 | 101.9800 | 102.0570 | 22.6000 | 23.4000 |
| U1-U4 | 126.9260 | 127.3930 | 49.9960 | 50.8280 |
| U2-U3 | 46.2260 | 46.2910 | 30.0000 | 30.8000 |
| U2-U4 | 85.6770 | 86.1860 | 71.2970 | 72.0670 |
| U3-U4 | 59.3760 | 59.7730 | 102.2100 | 102.7830 |
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 | 60775.18469505 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0455_B |
| HIERARCH ESO INS SOBJ NAME | P0455_B |
| RA | 214.39081 |
| DEC | -27.82936 |
| 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 | 56.456 |
| HIERARCH ESO ISS PBL12 END | 56.476 |
| HIERARCH ESO ISS PBLA12 START | 16.5 |
| HIERARCH ESO ISS PBLA12 END | 17.3 |
| HIERARCH ESO ISS PBL13 START | 101.98 |
| HIERARCH ESO ISS PBL13 END | 102.057 |
| HIERARCH ESO ISS PBLA13 START | 22.6 |
| HIERARCH ESO ISS PBLA13 END | 23.4 |
| HIERARCH ESO ISS PBL14 START | 126.926 |
| HIERARCH ESO ISS PBL14 END | 127.393 |
| HIERARCH ESO ISS PBLA14 START | 49.996 |
| HIERARCH ESO ISS PBLA14 END | 50.828 |
| HIERARCH ESO ISS PBL23 START | 46.226 |
| HIERARCH ESO ISS PBL23 END | 46.291 |
| HIERARCH ESO ISS PBLA23 START | 30.0 |
| HIERARCH ESO ISS PBLA23 END | 30.8 |
| HIERARCH ESO ISS PBL24 START | 85.677 |
| HIERARCH ESO ISS PBL24 END | 86.186 |
| HIERARCH ESO ISS PBLA24 START | 71.297 |
| HIERARCH ESO ISS PBLA24 END | 72.067 |
| HIERARCH ESO ISS PBL34 START | 59.376 |
| HIERARCH ESO ISS PBL34 END | 59.773 |
| HIERARCH ESO ISS PBLA34 START | 102.21 |
| HIERARCH ESO ISS PBLA34 END | 102.783 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.0034 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.0034 |
| HIERARCH ESO ISS AMBI TEMP | 11.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.76 |
| HIERARCH ESO FT ROBJ NAME | P0455_A |
| HIERARCH ESO FT ROBJ ALPHA | 141733.629 |
| HIERARCH ESO FT ROBJ DELTA | -274944.990 |