Exposure
- ID
- GRAVI.2025-10-03T01:34:13.155_2
- Header ID
- GRAVI.2025-10-03T01:34:13.155
- Date updated
- 2025-10-03 01:45:54 UTC+0000
- Release date
- 2025-10-03 01:45:54 UTC+0000
- UTC Start
- 2025-10-03 01:34:13.155
- UTC End
- 2025-10-03 01:36:13.155
- MJD Start
- 60951.06543003
- MJD End
- 60951.06681891889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006808
- Ambient temperature (°C)
- 14.78
- Seeing (arcsec)
- 0.835
Observation
- ID
- 70564
- Category
- science
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 52313
- Name
- P2485_B
- 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 | 49.6120 | 49.5280 | 33.3000 | 33.6000 |
| U1-U3 | 90.9420 | 90.7710 | 40.3000 | 40.7000 |
| U1-U4 | 123.8360 | 123.6240 | 69.0650 | 69.4760 |
| U2-U3 | 42.1440 | 42.0600 | 48.6000 | 49.0000 |
| U2-U4 | 88.4670 | 88.3930 | 88.1960 | 88.6430 |
| U3-U4 | 62.0890 | 62.1230 | 113.8190 | 114.2530 |
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 | 60951.06543003 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | P2485_B |
| HIERARCH ESO INS SOBJ NAME | P2485_B |
| RA | 317.607671 |
| DEC | -54.57438 |
| 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 | 135.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 49.612 |
| HIERARCH ESO ISS PBL12 END | 49.528 |
| HIERARCH ESO ISS PBLA12 START | 33.3 |
| HIERARCH ESO ISS PBLA12 END | 33.6 |
| HIERARCH ESO ISS PBL13 START | 90.942 |
| HIERARCH ESO ISS PBL13 END | 90.771 |
| HIERARCH ESO ISS PBLA13 START | 40.3 |
| HIERARCH ESO ISS PBLA13 END | 40.7 |
| HIERARCH ESO ISS PBL14 START | 123.836 |
| HIERARCH ESO ISS PBL14 END | 123.624 |
| HIERARCH ESO ISS PBLA14 START | 69.065 |
| HIERARCH ESO ISS PBLA14 END | 69.476 |
| HIERARCH ESO ISS PBL23 START | 42.144 |
| HIERARCH ESO ISS PBL23 END | 42.06 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 49.0 |
| HIERARCH ESO ISS PBL24 START | 88.467 |
| HIERARCH ESO ISS PBL24 END | 88.393 |
| HIERARCH ESO ISS PBLA24 START | 88.196 |
| HIERARCH ESO ISS PBLA24 END | 88.643 |
| HIERARCH ESO ISS PBL34 START | 62.089 |
| HIERARCH ESO ISS PBL34 END | 62.123 |
| HIERARCH ESO ISS PBLA34 START | 113.819 |
| HIERARCH ESO ISS PBLA34 END | 114.253 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006774 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006842 |
| HIERARCH ESO ISS AMBI TEMP | 14.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | P2485_B |
| HIERARCH ESO FT ROBJ ALPHA | 211025.355 |
| HIERARCH ESO FT ROBJ DELTA | -543425.479 |