Exposure
- ID
- GRAVI.2025-04-25T00:17:20.400_1
- Header ID
- GRAVI.2025-04-25T00:17:20.400
- Date updated
- 2025-04-25 00:25:47 UTC+0000
- Release date
- 2026-04-25 00:25:47 UTC+0000
- UTC Start
- 2025-04-25 00:17:20.400
- UTC End
- 2025-04-25 00:20:00.400
- MJD Start
- 60790.01204167
- MJD End
- 60790.01389352186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0150995
- Ambient temperature (°C)
- 13.78
- Seeing (arcsec)
- 0.5700000000000001
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 | 80.3150 | 80.6190 | 92.6000 | 93.2000 |
| A0-J2 | 123.9390 | 124.1890 | 70.5000 | 71.1000 |
| A0-K0 | 127.6310 | 127.6840 | 52.1250 | 52.7340 |
| G1-J2 | 58.0050 | 57.9800 | 39.1000 | 39.7000 |
| G1-K0 | 84.5380 | 84.4790 | 14.0470 | 14.4820 |
| J2-K0 | 40.3660 | 40.4450 | 336.5070 | 336.8390 |
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 | 60790.01204167 |
| 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 | 80.315 |
| HIERARCH ESO ISS PBL12 END | 80.619 |
| HIERARCH ESO ISS PBLA12 START | 92.6 |
| HIERARCH ESO ISS PBLA12 END | 93.2 |
| HIERARCH ESO ISS PBL13 START | 123.939 |
| HIERARCH ESO ISS PBL13 END | 124.189 |
| HIERARCH ESO ISS PBLA13 START | 70.5 |
| HIERARCH ESO ISS PBLA13 END | 71.1 |
| HIERARCH ESO ISS PBL14 START | 127.631 |
| HIERARCH ESO ISS PBL14 END | 127.684 |
| HIERARCH ESO ISS PBLA14 START | 52.125 |
| HIERARCH ESO ISS PBLA14 END | 52.734 |
| HIERARCH ESO ISS PBL23 START | 58.005 |
| HIERARCH ESO ISS PBL23 END | 57.98 |
| HIERARCH ESO ISS PBLA23 START | 39.1 |
| HIERARCH ESO ISS PBLA23 END | 39.7 |
| HIERARCH ESO ISS PBL24 START | 84.538 |
| HIERARCH ESO ISS PBL24 END | 84.479 |
| HIERARCH ESO ISS PBLA24 START | 14.047 |
| HIERARCH ESO ISS PBLA24 END | 14.482 |
| HIERARCH ESO ISS PBL34 START | 40.366 |
| HIERARCH ESO ISS PBL34 END | 40.445 |
| HIERARCH ESO ISS PBLA34 START | 336.507 |
| HIERARCH ESO ISS PBLA34 END | 336.839 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015079 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01512 |
| HIERARCH ESO ISS AMBI TEMP | 13.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | HD_100453 |
| HIERARCH ESO FT ROBJ ALPHA | 113305.576 |
| HIERARCH ESO FT ROBJ DELTA | -541928.547 |