Exposure
- ID
- GRAVI.2025-04-24T23:42:17.311_1
- Header ID
- GRAVI.2025-04-24T23:42:17.311
- Date updated
- 2025-04-24 23:50:53 UTC+0000
- Release date
- 2026-04-24 23:50:53 UTC+0000
- UTC Start
- 2025-04-24 23:42:17.311
- UTC End
- 2025-04-24 23:44:57.311
- MJD Start
- 60789.98770036
- MJD End
- 60789.98955221185
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0218915
- Ambient temperature (°C)
- 14.14
- Seeing (arcsec)
- 0.5800000000000001
Observation
- ID
- 66972
- 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
- 49789
- Name
- HD_100453_B
- RA
- 173.269064
- DEC
- -54.32463
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.2850 | 76.6410 | 85.4000 | 86.0000 |
| A0-J2 | 120.5330 | 120.8370 | 62.7000 | 63.3000 |
| A0-K0 | 126.7180 | 126.8090 | 44.6030 | 45.2360 |
| G1-J2 | 58.1920 | 58.1830 | 32.2000 | 32.8000 |
| G1-K0 | 85.0930 | 85.0570 | 8.7520 | 9.1920 |
| J2-K0 | 39.2950 | 39.3920 | 332.5840 | 332.9030 |
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 | 60789.98770036 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100453 |
| HIERARCH ESO INS SOBJ NAME | HD_100453_B |
| RA | 173.269064 |
| 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 | 76.285 |
| HIERARCH ESO ISS PBL12 END | 76.641 |
| HIERARCH ESO ISS PBLA12 START | 85.4 |
| HIERARCH ESO ISS PBLA12 END | 86.0 |
| HIERARCH ESO ISS PBL13 START | 120.533 |
| HIERARCH ESO ISS PBL13 END | 120.837 |
| HIERARCH ESO ISS PBLA13 START | 62.7 |
| HIERARCH ESO ISS PBLA13 END | 63.3 |
| HIERARCH ESO ISS PBL14 START | 126.718 |
| HIERARCH ESO ISS PBL14 END | 126.809 |
| HIERARCH ESO ISS PBLA14 START | 44.603 |
| HIERARCH ESO ISS PBLA14 END | 45.236 |
| HIERARCH ESO ISS PBL23 START | 58.192 |
| HIERARCH ESO ISS PBL23 END | 58.183 |
| HIERARCH ESO ISS PBLA23 START | 32.2 |
| HIERARCH ESO ISS PBLA23 END | 32.8 |
| HIERARCH ESO ISS PBL24 START | 85.093 |
| HIERARCH ESO ISS PBL24 END | 85.057 |
| HIERARCH ESO ISS PBLA24 START | 8.752 |
| HIERARCH ESO ISS PBLA24 END | 9.192 |
| HIERARCH ESO ISS PBL34 START | 39.295 |
| HIERARCH ESO ISS PBL34 END | 39.392 |
| HIERARCH ESO ISS PBLA34 START | 332.584 |
| HIERARCH ESO ISS PBLA34 END | 332.903 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.022396 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.021387 |
| HIERARCH ESO ISS AMBI TEMP | 14.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | HD_100453 |
| HIERARCH ESO FT ROBJ ALPHA | 113305.576 |
| HIERARCH ESO FT ROBJ DELTA | -541928.547 |