Exposure
- ID
- GRAVI.2025-04-24T04:48:49.048_1
- Header ID
- GRAVI.2025-04-24T04:48:49.048
- Date updated
- 2025-04-24 04:55:42 UTC+0000
- Release date
- 2026-04-24 04:55:42 UTC+0000
- UTC Start
- 2025-04-24 04:48:49.048
- UTC End
- 2025-04-24 04:49:08.248
- MJD Start
- 60789.20056768
- MJD End
- 60789.20078990223
- Exposure time (s)
- 19.2
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006178
- Ambient temperature (°C)
- 13.38
- Seeing (arcsec)
- 0.615
Observation
- ID
- 66953
- Category
- science
- Program ID
- 112.25JD.002
- Program Title
- PINNING DOWN THE ORBIT OF HD 100453 B, A POTENTIAL SPIRAL-ARM-DRIVING COMPANION
- Program Type
- Monitoring
- PI / COI
- XIE / CHOQUET / VIGAN / REN / LACOUR / DONG / WAGNER / FANG / GONZALEZ
Target
- ID
- 49775
- Name
- HD_100453_B
- RA
- 173.269065
- DEC
- -54.32463
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.0840 | 90.0760 | 145.6000 | 145.7000 |
| A0-J2 | 121.0080 | 120.9480 | 127.4000 | 127.5000 |
| A0-K0 | 107.7850 | 107.6760 | 106.9940 | 107.1470 |
| G1-J2 | 45.2670 | 45.2070 | 88.9000 | 89.0000 |
| G1-K0 | 67.5030 | 67.4260 | 50.6320 | 50.7130 |
| J2-K0 | 42.5260 | 42.5200 | 9.3730 | 9.4560 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25JD.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60789.20056768 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100453 |
| HIERARCH ESO INS SOBJ NAME | HD_100453_B |
| RA | 173.269065 |
| DEC | -54.32463 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 41.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 90.084 |
| HIERARCH ESO ISS PBL12 END | 90.076 |
| HIERARCH ESO ISS PBLA12 START | 145.6 |
| HIERARCH ESO ISS PBLA12 END | 145.7 |
| HIERARCH ESO ISS PBL13 START | 121.008 |
| HIERARCH ESO ISS PBL13 END | 120.948 |
| HIERARCH ESO ISS PBLA13 START | 127.4 |
| HIERARCH ESO ISS PBLA13 END | 127.5 |
| HIERARCH ESO ISS PBL14 START | 107.785 |
| HIERARCH ESO ISS PBL14 END | 107.676 |
| HIERARCH ESO ISS PBLA14 START | 106.994 |
| HIERARCH ESO ISS PBLA14 END | 107.147 |
| HIERARCH ESO ISS PBL23 START | 45.267 |
| HIERARCH ESO ISS PBL23 END | 45.207 |
| HIERARCH ESO ISS PBLA23 START | 88.9 |
| HIERARCH ESO ISS PBLA23 END | 89.0 |
| HIERARCH ESO ISS PBL24 START | 67.503 |
| HIERARCH ESO ISS PBL24 END | 67.426 |
| HIERARCH ESO ISS PBLA24 START | 50.632 |
| HIERARCH ESO ISS PBLA24 END | 50.713 |
| HIERARCH ESO ISS PBL34 START | 42.526 |
| HIERARCH ESO ISS PBL34 END | 42.52 |
| HIERARCH ESO ISS PBLA34 START | 9.373 |
| HIERARCH ESO ISS PBLA34 END | 9.456 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00591 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006446 |
| HIERARCH ESO ISS AMBI TEMP | 13.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | HD_100453 |
| HIERARCH ESO FT ROBJ ALPHA | 113305.576 |
| HIERARCH ESO FT ROBJ DELTA | -541928.547 |