Exposure
- ID
- GRAVI.2025-02-19T07:54:40.086_1
- Header ID
- GRAVI.2025-02-19T07:54:40.086
- Date updated
- 2025-02-19 08:06:02 UTC+0000
- Release date
- 2025-02-19 07:54:40 UTC+0000
- UTC Start
- 2025-02-19 07:54:40.086
- UTC End
- 2025-02-19 07:58:40.086
- MJD Start
- 60725.32963062
- MJD End
- 60725.33240839778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004057
- Ambient temperature (°C)
- 10.47
- Seeing (arcsec)
- 1.26
Observation
- ID
- 64764
- Category
- calibrator
- Program ID
- 114.276J.002
- Program Title
- VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER
Target
- ID
- 48227
- Name
- BD+02_2984
- RA
- 234.925475
- DEC
- 2.19424
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 48.6350 | 48.6150 | 143.0000 | 143.0000 |
| A0-J2 | 104.4460 | 105.8310 | 94.7000 | 94.6000 |
| A0-J6 | 136.5530 | 136.8440 | 8.6250 | 9.3570 |
| B5-J2 | 80.7430 | 82.0640 | 68.0000 | 68.3000 |
| B5-J6 | 174.0890 | 174.0030 | 357.1150 | 357.6990 |
| J2-J6 | 166.1550 | 165.9190 | 329.7910 | 329.8930 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.276J.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60725.32963062 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | BD+02 2984 |
| HIERARCH ESO INS SOBJ NAME | BD+02_2984 |
| RA | 234.925475 |
| DEC | 2.19424 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 48.635 |
| HIERARCH ESO ISS PBL12 END | 48.615 |
| HIERARCH ESO ISS PBLA12 START | 143.0 |
| HIERARCH ESO ISS PBLA12 END | 143.0 |
| HIERARCH ESO ISS PBL13 START | 104.446 |
| HIERARCH ESO ISS PBL13 END | 105.831 |
| HIERARCH ESO ISS PBLA13 START | 94.7 |
| HIERARCH ESO ISS PBLA13 END | 94.6 |
| HIERARCH ESO ISS PBL14 START | 136.553 |
| HIERARCH ESO ISS PBL14 END | 136.844 |
| HIERARCH ESO ISS PBLA14 START | 8.625 |
| HIERARCH ESO ISS PBLA14 END | 9.357 |
| HIERARCH ESO ISS PBL23 START | 80.743 |
| HIERARCH ESO ISS PBL23 END | 82.064 |
| HIERARCH ESO ISS PBLA23 START | 68.0 |
| HIERARCH ESO ISS PBLA23 END | 68.3 |
| HIERARCH ESO ISS PBL24 START | 174.089 |
| HIERARCH ESO ISS PBL24 END | 174.003 |
| HIERARCH ESO ISS PBLA24 START | 357.115 |
| HIERARCH ESO ISS PBLA24 END | 357.699 |
| HIERARCH ESO ISS PBL34 START | 166.155 |
| HIERARCH ESO ISS PBL34 END | 165.919 |
| HIERARCH ESO ISS PBLA34 START | 329.791 |
| HIERARCH ESO ISS PBLA34 END | 329.893 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003468 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004646 |
| HIERARCH ESO ISS AMBI TEMP | 10.47 |
| HIERARCH ESO ISS AMBI FWHM START | 1.22 |
| HIERARCH ESO ISS AMBI FWHM END | 1.3 |