Exposure
- ID
- GRAVI.2022-11-11T02:55:47.500_2
- Header ID
- GRAVI.2022-11-11T02:55:47.500
- Date updated
- 2022-11-11 03:01:20 UTC+0000
- Release date
- 2022-11-11 03:01:19 UTC+0000
- UTC Start
- 2022-11-11 02:55:47.500
- UTC End
- 2022-11-11 02:56:35.500
- MJD Start
- 59894.12207755
- MJD End
- 59894.1226331056
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003402
- Ambient temperature (°C)
- 11.0
- Seeing (arcsec)
- 0.65
Observation
- ID
- 53109
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 34603
- Name
- Alpha_Psc_A
- RA
- 30.5117666666667
- DEC
- 2.76373055555556
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 | 50.0520 | 50.1040 | 26.1000 | 26.2000 |
| U1-U3 | 91.3340 | 91.4490 | 33.2000 | 33.3000 |
| U1-U4 | 122.7920 | 122.9640 | 62.6820 | 62.7110 |
| U2-U3 | 42.1180 | 42.1780 | 41.6000 | 41.7000 |
| U2-U4 | 87.8020 | 87.8770 | 82.5320 | 82.5250 |
| U3-U4 | 62.3970 | 62.3830 | 108.7650 | 108.7560 |
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 | 59894.12207755 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | WDS_J02020+0246A |
| HIERARCH ESO INS SOBJ NAME | Alpha_Psc_B |
| RA | 30.513557 |
| DEC | 2.76388 |
| 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 | 50.052 |
| HIERARCH ESO ISS PBL12 END | 50.104 |
| HIERARCH ESO ISS PBLA12 START | 26.1 |
| HIERARCH ESO ISS PBLA12 END | 26.2 |
| HIERARCH ESO ISS PBL13 START | 91.334 |
| HIERARCH ESO ISS PBL13 END | 91.449 |
| HIERARCH ESO ISS PBLA13 START | 33.2 |
| HIERARCH ESO ISS PBLA13 END | 33.3 |
| HIERARCH ESO ISS PBL14 START | 122.792 |
| HIERARCH ESO ISS PBL14 END | 122.964 |
| HIERARCH ESO ISS PBLA14 START | 62.682 |
| HIERARCH ESO ISS PBLA14 END | 62.711 |
| HIERARCH ESO ISS PBL23 START | 42.118 |
| HIERARCH ESO ISS PBL23 END | 42.178 |
| HIERARCH ESO ISS PBLA23 START | 41.6 |
| HIERARCH ESO ISS PBLA23 END | 41.7 |
| HIERARCH ESO ISS PBL24 START | 87.802 |
| HIERARCH ESO ISS PBL24 END | 87.877 |
| HIERARCH ESO ISS PBLA24 START | 82.532 |
| HIERARCH ESO ISS PBLA24 END | 82.525 |
| HIERARCH ESO ISS PBL34 START | 62.397 |
| HIERARCH ESO ISS PBL34 END | 62.383 |
| HIERARCH ESO ISS PBLA34 START | 108.765 |
| HIERARCH ESO ISS PBLA34 END | 108.756 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003402 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003402 |
| HIERARCH ESO ISS AMBI TEMP | 11.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | Alpha_Psc_A |
| HIERARCH ESO FT ROBJ ALPHA | 020202.824 |
| HIERARCH ESO FT ROBJ DELTA | 024549.430 |