Exposure
- ID
- GRAVI.2025-04-24T04:34:01.009_1
- Header ID
- GRAVI.2025-04-24T04:34:01.009
- Date updated
- 2025-04-24 04:45:46 UTC+0000
- Release date
- 2026-04-24 04:45:46 UTC+0000
- UTC Start
- 2025-04-24 04:34:01.009
- UTC End
- 2025-04-24 04:36:41.009
- MJD Start
- 60789.19028946
- MJD End
- 60789.192141311854
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0079625
- Ambient temperature (°C)
- 13.53
- Seeing (arcsec)
- 0.6699999999999999
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 | 90.2550 | 90.2240 | 142.4000 | 143.0000 |
| A0-J2 | 122.3380 | 122.0820 | 123.9000 | 124.6000 |
| A0-K0 | 110.2170 | 109.7490 | 103.6260 | 104.2780 |
| G1-J2 | 46.6110 | 46.3530 | 86.0000 | 86.5000 |
| G1-K0 | 69.2050 | 68.8800 | 48.8210 | 49.1780 |
| J2-K0 | 42.6560 | 42.6330 | 7.5320 | 7.8930 |
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 | 60789.19028946 |
| 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 | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 90.255 |
| HIERARCH ESO ISS PBL12 END | 90.224 |
| HIERARCH ESO ISS PBLA12 START | 142.4 |
| HIERARCH ESO ISS PBLA12 END | 143.0 |
| HIERARCH ESO ISS PBL13 START | 122.338 |
| HIERARCH ESO ISS PBL13 END | 122.082 |
| HIERARCH ESO ISS PBLA13 START | 123.9 |
| HIERARCH ESO ISS PBLA13 END | 124.6 |
| HIERARCH ESO ISS PBL14 START | 110.217 |
| HIERARCH ESO ISS PBL14 END | 109.749 |
| HIERARCH ESO ISS PBLA14 START | 103.626 |
| HIERARCH ESO ISS PBLA14 END | 104.278 |
| HIERARCH ESO ISS PBL23 START | 46.611 |
| HIERARCH ESO ISS PBL23 END | 46.353 |
| HIERARCH ESO ISS PBLA23 START | 86.0 |
| HIERARCH ESO ISS PBLA23 END | 86.5 |
| HIERARCH ESO ISS PBL24 START | 69.205 |
| HIERARCH ESO ISS PBL24 END | 68.88 |
| HIERARCH ESO ISS PBLA24 START | 48.821 |
| HIERARCH ESO ISS PBLA24 END | 49.178 |
| HIERARCH ESO ISS PBL34 START | 42.656 |
| HIERARCH ESO ISS PBL34 END | 42.633 |
| HIERARCH ESO ISS PBLA34 START | 7.532 |
| HIERARCH ESO ISS PBLA34 END | 7.893 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008061 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007864 |
| HIERARCH ESO ISS AMBI TEMP | 13.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | HD_100453 |
| HIERARCH ESO FT ROBJ ALPHA | 113305.576 |
| HIERARCH ESO FT ROBJ DELTA | -541928.547 |