Exposure
- ID
- GRAVI.2025-07-09T04:57:28.703_2
- Header ID
- GRAVI.2025-07-09T04:57:28.703
- Date updated
- 2025-07-09 05:10:35 UTC+0000
- Release date
- 2025-07-09 05:10:35 UTC+0000
- UTC Start
- 2025-07-09 04:57:28.703
- UTC End
- 2025-07-09 05:02:48.703
- MJD Start
- 60865.20658221
- MJD End
- 60865.2102859137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008512
- Ambient temperature (°C)
- 13.91
- Seeing (arcsec)
- 0.365
Observation
- ID
- 68279
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 42384
- Name
- P2485_A
- RA
- 317.6056458333333
- DEC
- -54.57374416666667
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 | 52.8620 | 52.7910 | 13.8000 | 14.7000 |
| U1-U3 | 97.6460 | 97.4930 | 19.6000 | 20.5000 |
| U1-U4 | 130.1460 | 130.0990 | 43.2010 | 44.3280 |
| U2-U3 | 45.3640 | 45.2930 | 26.3000 | 27.3000 |
| U2-U4 | 87.9790 | 88.1730 | 60.3330 | 61.5520 |
| U3-U4 | 56.3940 | 56.7720 | 87.0630 | 88.2270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60865.20658221 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2485_B |
| HIERARCH ESO INS SOBJ NAME | P2485_B |
| RA | 317.608542 |
| DEC | -54.5737 |
| 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 | 52.862 |
| HIERARCH ESO ISS PBL12 END | 52.791 |
| HIERARCH ESO ISS PBLA12 START | 13.8 |
| HIERARCH ESO ISS PBLA12 END | 14.7 |
| HIERARCH ESO ISS PBL13 START | 97.646 |
| HIERARCH ESO ISS PBL13 END | 97.493 |
| HIERARCH ESO ISS PBLA13 START | 19.6 |
| HIERARCH ESO ISS PBLA13 END | 20.5 |
| HIERARCH ESO ISS PBL14 START | 130.146 |
| HIERARCH ESO ISS PBL14 END | 130.099 |
| HIERARCH ESO ISS PBLA14 START | 43.201 |
| HIERARCH ESO ISS PBLA14 END | 44.328 |
| HIERARCH ESO ISS PBL23 START | 45.364 |
| HIERARCH ESO ISS PBL23 END | 45.293 |
| HIERARCH ESO ISS PBLA23 START | 26.3 |
| HIERARCH ESO ISS PBLA23 END | 27.3 |
| HIERARCH ESO ISS PBL24 START | 87.979 |
| HIERARCH ESO ISS PBL24 END | 88.173 |
| HIERARCH ESO ISS PBLA24 START | 60.333 |
| HIERARCH ESO ISS PBLA24 END | 61.552 |
| HIERARCH ESO ISS PBL34 START | 56.394 |
| HIERARCH ESO ISS PBL34 END | 56.772 |
| HIERARCH ESO ISS PBLA34 START | 87.063 |
| HIERARCH ESO ISS PBLA34 END | 88.227 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007557 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009467 |
| HIERARCH ESO ISS AMBI TEMP | 13.91 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | P2485_A |
| HIERARCH ESO FT ROBJ ALPHA | 211025.355 |
| HIERARCH ESO FT ROBJ DELTA | -543425.479 |