Exposure
- ID
- GRAVI.2022-11-15T00:12:30.685_2
- Header ID
- GRAVI.2022-11-15T00:12:30.685
- Date updated
- 2022-11-15 00:21:55 UTC+0000
- Release date
- 2022-11-15 00:21:55 UTC+0000
- UTC Start
- 2022-11-15 00:12:30.685
- UTC End
- 2022-11-15 00:13:18.685
- MJD Start
- 59898.00868848
- MJD End
- 59898.0092440356
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0118025
- Ambient temperature (°C)
- 16.02
- Seeing (arcsec)
- 0.555
Observation
- ID
- 53142
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 39515
- Name
- P0001_A
- RA
- 3.74516666666667
- DEC
- 8.82096083333333
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 | 44.8710 | 44.9290 | 22.8000 | 23.0000 |
| U1-U3 | 81.3100 | 81.4470 | 30.8000 | 31.0000 |
| U1-U4 | 111.3310 | 111.5910 | 64.1480 | 64.1740 |
| U2-U3 | 37.3990 | 37.4770 | 40.4000 | 40.5000 |
| U2-U4 | 83.0800 | 83.2200 | 85.0340 | 85.0040 |
| U3-U4 | 62.2520 | 62.2730 | 109.9800 | 109.9350 |
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 | 59898.00868848 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P0001_B |
| HIERARCH ESO INS SOBJ NAME | P0001_B |
| RA | 3.746385 |
| DEC | 8.8196 |
| 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 | 44.871 |
| HIERARCH ESO ISS PBL12 END | 44.929 |
| HIERARCH ESO ISS PBLA12 START | 22.8 |
| HIERARCH ESO ISS PBLA12 END | 23.0 |
| HIERARCH ESO ISS PBL13 START | 81.31 |
| HIERARCH ESO ISS PBL13 END | 81.447 |
| HIERARCH ESO ISS PBLA13 START | 30.8 |
| HIERARCH ESO ISS PBLA13 END | 31.0 |
| HIERARCH ESO ISS PBL14 START | 111.331 |
| HIERARCH ESO ISS PBL14 END | 111.591 |
| HIERARCH ESO ISS PBLA14 START | 64.148 |
| HIERARCH ESO ISS PBLA14 END | 64.174 |
| HIERARCH ESO ISS PBL23 START | 37.399 |
| HIERARCH ESO ISS PBL23 END | 37.477 |
| HIERARCH ESO ISS PBLA23 START | 40.4 |
| HIERARCH ESO ISS PBLA23 END | 40.5 |
| HIERARCH ESO ISS PBL24 START | 83.08 |
| HIERARCH ESO ISS PBL24 END | 83.22 |
| HIERARCH ESO ISS PBLA24 START | 85.034 |
| HIERARCH ESO ISS PBLA24 END | 85.004 |
| HIERARCH ESO ISS PBL34 START | 62.252 |
| HIERARCH ESO ISS PBL34 END | 62.273 |
| HIERARCH ESO ISS PBLA34 START | 109.98 |
| HIERARCH ESO ISS PBLA34 END | 109.935 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010047 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013558 |
| HIERARCH ESO ISS AMBI TEMP | 16.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.5 |
| HIERARCH ESO FT ROBJ NAME | P0001_A |
| HIERARCH ESO FT ROBJ ALPHA | 001458.840 |
| HIERARCH ESO FT ROBJ DELTA | 084915.459 |