Exposure
- ID
- GRAVI.2023-01-14T00:09:26.635_2
- Header ID
- GRAVI.2023-01-14T00:09:26.635
- Date updated
- 2023-01-14 00:16:43 UTC+0000
- Release date
- 2023-01-14 00:16:43 UTC+0000
- UTC Start
- 2023-01-14 00:09:26.635
- UTC End
- 2023-01-14 00:09:36.235
- MJD Start
- 59958.00655827
- MJD End
- 59958.0066693811
- Exposure time (s)
- 9.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004451
- Ambient temperature (°C)
- 11.54
- Seeing (arcsec)
- 0.56
Observation
- ID
- 53823
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 40010
- Name
- twilight_sky
- RA
- 34.7441666666667
- DEC
- -21.6397219444444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 25.2980 | 25.2980 | 69.4000 | 69.4000 |
| A0-D0 | 31.9990 | 31.9990 | 357.9000 | 357.9000 |
| A0-C1 | 22.6220 | 22.6220 | 42.8800 | 42.8800 |
| B2-D0 | 33.9320 | 33.9320 | 312.9000 | 312.9000 |
| B2-C1 | 11.3030 | 11.3030 | 312.8240 | 312.8240 |
| D0-C1 | 22.6290 | 22.6290 | 132.8870 | 132.8870 |
Header: validation messages
| Message |
|---|
| Invalid value for 'RA' : '0.0' |
| Invalid value for 'DEC' : '0.0' |
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 | 59958.00655827 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | LEDA 825673 |
| HIERARCH ESO INS SOBJ NAME | twilight_sky |
| RA | 0.0 |
| DEC | 0.0 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 32.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 25.298 |
| HIERARCH ESO ISS PBL12 END | 25.298 |
| HIERARCH ESO ISS PBLA12 START | 69.4 |
| HIERARCH ESO ISS PBLA12 END | 69.4 |
| HIERARCH ESO ISS PBL13 START | 31.999 |
| HIERARCH ESO ISS PBL13 END | 31.999 |
| HIERARCH ESO ISS PBLA13 START | 357.9 |
| HIERARCH ESO ISS PBLA13 END | 357.9 |
| HIERARCH ESO ISS PBL14 START | 22.622 |
| HIERARCH ESO ISS PBL14 END | 22.622 |
| HIERARCH ESO ISS PBLA14 START | 42.88 |
| HIERARCH ESO ISS PBLA14 END | 42.88 |
| HIERARCH ESO ISS PBL23 START | 33.932 |
| HIERARCH ESO ISS PBL23 END | 33.932 |
| HIERARCH ESO ISS PBLA23 START | 312.9 |
| HIERARCH ESO ISS PBLA23 END | 312.9 |
| HIERARCH ESO ISS PBL24 START | 11.303 |
| HIERARCH ESO ISS PBL24 END | 11.303 |
| HIERARCH ESO ISS PBLA24 START | 312.824 |
| HIERARCH ESO ISS PBLA24 END | 312.824 |
| HIERARCH ESO ISS PBL34 START | 22.629 |
| HIERARCH ESO ISS PBL34 END | 22.629 |
| HIERARCH ESO ISS PBLA34 START | 132.887 |
| HIERARCH ESO ISS PBLA34 END | 132.887 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004451 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004451 |
| HIERARCH ESO ISS AMBI TEMP | 11.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | twilight_sky |
| HIERARCH ESO FT ROBJ ALPHA | 021858.600 |
| HIERARCH ESO FT ROBJ DELTA | -213822.999 |