Exposure
- ID
- GRAVI.2025-01-15T06:04:17.695_2
- Header ID
- GRAVI.2025-01-15T06:04:17.695
- Date updated
- 2025-01-15 06:15:35 UTC+0000
- Release date
- 2025-01-15 06:15:34 UTC+0000
- UTC Start
- 2025-01-15 06:04:17.695
- UTC End
- 2025-01-15 06:09:37.695
- MJD Start
- 60690.25298258
- MJD End
- 60690.256686283705
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025765
- Ambient temperature (°C)
- 12.2
- Seeing (arcsec)
- 1.005
Observation
- ID
- 61569
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 43346
- Name
- P0151_A
- RA
- 127.5063333333333
- DEC
- -34.17881861111111
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 | 55.3830 | 55.2640 | 29.7000 | 30.3000 |
| U1-U3 | 100.2670 | 100.0060 | 36.2000 | 36.8000 |
| U1-U4 | 128.0210 | 127.5600 | 64.7860 | 65.4850 |
| U2-U3 | 45.6660 | 45.5270 | 44.1000 | 44.7000 |
| U2-U4 | 88.5790 | 88.3110 | 85.8220 | 86.6050 |
| U3-U4 | 62.4080 | 62.3460 | 114.9740 | 115.7960 |
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 | 60690.25298258 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0151_B |
| HIERARCH ESO INS SOBJ NAME | P0151_B |
| RA | 127.506799 |
| DEC | -34.17951 |
| 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 | 55.383 |
| HIERARCH ESO ISS PBL12 END | 55.264 |
| HIERARCH ESO ISS PBLA12 START | 29.7 |
| HIERARCH ESO ISS PBLA12 END | 30.3 |
| HIERARCH ESO ISS PBL13 START | 100.267 |
| HIERARCH ESO ISS PBL13 END | 100.006 |
| HIERARCH ESO ISS PBLA13 START | 36.2 |
| HIERARCH ESO ISS PBLA13 END | 36.8 |
| HIERARCH ESO ISS PBL14 START | 128.021 |
| HIERARCH ESO ISS PBL14 END | 127.56 |
| HIERARCH ESO ISS PBLA14 START | 64.786 |
| HIERARCH ESO ISS PBLA14 END | 65.485 |
| HIERARCH ESO ISS PBL23 START | 45.666 |
| HIERARCH ESO ISS PBL23 END | 45.527 |
| HIERARCH ESO ISS PBLA23 START | 44.1 |
| HIERARCH ESO ISS PBLA23 END | 44.7 |
| HIERARCH ESO ISS PBL24 START | 88.579 |
| HIERARCH ESO ISS PBL24 END | 88.311 |
| HIERARCH ESO ISS PBLA24 START | 85.822 |
| HIERARCH ESO ISS PBLA24 END | 86.605 |
| HIERARCH ESO ISS PBL34 START | 62.408 |
| HIERARCH ESO ISS PBL34 END | 62.346 |
| HIERARCH ESO ISS PBLA34 START | 114.974 |
| HIERARCH ESO ISS PBLA34 END | 115.796 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002204 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002949 |
| HIERARCH ESO ISS AMBI TEMP | 12.2 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 0.98 |
| HIERARCH ESO FT ROBJ NAME | P0151_A |
| HIERARCH ESO FT ROBJ ALPHA | 083001.520 |
| HIERARCH ESO FT ROBJ DELTA | -341043.747 |