Exposure
- ID
- GRAVI.2024-03-05T08:17:34.231_2
- Header ID
- GRAVI.2024-03-05T08:17:34.231
- Date updated
- 2024-03-05 08:25:45 UTC+0000
- Release date
- 2025-03-05 08:25:45 UTC+0000
- UTC Start
- 2024-03-05 08:17:34.231
- UTC End
- 2024-03-05 08:20:14.231
- MJD Start
- 60374.34553508
- MJD End
- 60374.3473869319
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0085755
- Ambient temperature (°C)
- 15.93
- Seeing (arcsec)
- 0.44
Observation
- ID
- 58459
- Category
- science
- Program ID
- 112.25JD.001
- 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
- 40028
- Name
- HD_100453
- RA
- 173.273233333333
- DEC
- -54.3245963888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.9080 | 89.8680 | 148.5000 | 149.1000 |
| A0-J2 | 119.7810 | 119.5100 | 130.5000 | 131.2000 |
| A0-K0 | 105.5380 | 105.0380 | 110.0780 | 110.7650 |
| G1-J2 | 44.0160 | 43.7360 | 91.6000 | 92.2000 |
| G1-K0 | 65.9110 | 65.5500 | 52.2160 | 52.5590 |
| J2-K0 | 42.3900 | 42.3560 | 11.0030 | 11.3560 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25JD.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60374.34553508 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100453 |
| HIERARCH ESO INS SOBJ NAME | HD_100453_B |
| RA | 173.269083 |
| 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 | 89.908 |
| HIERARCH ESO ISS PBL12 END | 89.868 |
| HIERARCH ESO ISS PBLA12 START | 148.5 |
| HIERARCH ESO ISS PBLA12 END | 149.1 |
| HIERARCH ESO ISS PBL13 START | 119.781 |
| HIERARCH ESO ISS PBL13 END | 119.51 |
| HIERARCH ESO ISS PBLA13 START | 130.5 |
| HIERARCH ESO ISS PBLA13 END | 131.2 |
| HIERARCH ESO ISS PBL14 START | 105.538 |
| HIERARCH ESO ISS PBL14 END | 105.038 |
| HIERARCH ESO ISS PBLA14 START | 110.078 |
| HIERARCH ESO ISS PBLA14 END | 110.765 |
| HIERARCH ESO ISS PBL23 START | 44.016 |
| HIERARCH ESO ISS PBL23 END | 43.736 |
| HIERARCH ESO ISS PBLA23 START | 91.6 |
| HIERARCH ESO ISS PBLA23 END | 92.2 |
| HIERARCH ESO ISS PBL24 START | 65.911 |
| HIERARCH ESO ISS PBL24 END | 65.55 |
| HIERARCH ESO ISS PBLA24 START | 52.216 |
| HIERARCH ESO ISS PBLA24 END | 52.559 |
| HIERARCH ESO ISS PBL34 START | 42.39 |
| HIERARCH ESO ISS PBL34 END | 42.356 |
| HIERARCH ESO ISS PBLA34 START | 11.003 |
| HIERARCH ESO ISS PBLA34 END | 11.356 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008322 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008829 |
| HIERARCH ESO ISS AMBI TEMP | 15.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | HD_100453 |
| HIERARCH ESO FT ROBJ ALPHA | 113305.576 |
| HIERARCH ESO FT ROBJ DELTA | -541928.547 |