Exposure
- ID
- GRAVI.2023-11-02T01:41:01.592_2
- Header ID
- GRAVI.2023-11-02T01:41:01.592
- Date updated
- 2023-11-02 01:55:21 UTC+0000
- Release date
- 2023-11-02 01:55:21 UTC+0000
- UTC Start
- 2023-11-02 01:41:01.592
- UTC End
- 2023-11-02 01:46:21.592
- MJD Start
- 60250.07015731
- MJD End
- 60250.0738610137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003373
- Ambient temperature (°C)
- 9.31
- Seeing (arcsec)
- 0.7
Observation
- ID
- 57464
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 42303
- Name
- P2501_A
- RA
- 350.938808333333
- DEC
- -8.46011305555555
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 | 55.2310 | 55.3710 | 28.6000 | 29.1000 |
| U1-U3 | 100.5180 | 100.7850 | 35.0000 | 35.4000 |
| U1-U4 | 129.9120 | 130.0720 | 62.3090 | 62.5510 |
| U2-U3 | 46.0280 | 46.1460 | 42.6000 | 42.9000 |
| U2-U4 | 89.3650 | 89.2570 | 82.3540 | 82.5500 |
| U3-U4 | 61.5080 | 61.2440 | 110.9670 | 111.2670 |
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 | 60250.07015731 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2501_B |
| HIERARCH ESO INS SOBJ NAME | P2501_B |
| RA | 350.939555 |
| DEC | -8.46106 |
| 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 | 55.231 |
| HIERARCH ESO ISS PBL12 END | 55.371 |
| HIERARCH ESO ISS PBLA12 START | 28.6 |
| HIERARCH ESO ISS PBLA12 END | 29.1 |
| HIERARCH ESO ISS PBL13 START | 100.518 |
| HIERARCH ESO ISS PBL13 END | 100.785 |
| HIERARCH ESO ISS PBLA13 START | 35.0 |
| HIERARCH ESO ISS PBLA13 END | 35.4 |
| HIERARCH ESO ISS PBL14 START | 129.912 |
| HIERARCH ESO ISS PBL14 END | 130.072 |
| HIERARCH ESO ISS PBLA14 START | 62.309 |
| HIERARCH ESO ISS PBLA14 END | 62.551 |
| HIERARCH ESO ISS PBL23 START | 46.028 |
| HIERARCH ESO ISS PBL23 END | 46.146 |
| HIERARCH ESO ISS PBLA23 START | 42.6 |
| HIERARCH ESO ISS PBLA23 END | 42.9 |
| HIERARCH ESO ISS PBL24 START | 89.365 |
| HIERARCH ESO ISS PBL24 END | 89.257 |
| HIERARCH ESO ISS PBLA24 START | 82.354 |
| HIERARCH ESO ISS PBLA24 END | 82.55 |
| HIERARCH ESO ISS PBL34 START | 61.508 |
| HIERARCH ESO ISS PBL34 END | 61.244 |
| HIERARCH ESO ISS PBLA34 START | 110.967 |
| HIERARCH ESO ISS PBLA34 END | 111.267 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003537 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003209 |
| HIERARCH ESO ISS AMBI TEMP | 9.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.67 |
| HIERARCH ESO ISS AMBI FWHM END | 0.73 |
| HIERARCH ESO FT ROBJ NAME | P2501_A |
| HIERARCH ESO FT ROBJ ALPHA | 232345.314 |
| HIERARCH ESO FT ROBJ DELTA | -082736.407 |