Exposure
- ID
- GRAVI.2021-03-08T04:04:47.473_1
- Header ID
- GRAVI.2021-03-08T04:04:47.473
- Date updated
- 2021-03-08 04:20:50 UTC+0000
- Release date
- 2022-03-08 04:20:50 UTC+0000
- UTC Start
- 2021-03-08 04:04:47.473
- UTC End
- 2021-03-08 04:09:47.473
- MJD Start
- 59281.1699939
- MJD End
- 59281.1734661222
- Exposure time (s)
- 300.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0073755
- Ambient temperature (°C)
- 16.59
- Seeing (arcsec)
- 1.05
Observation
- ID
- 47052
- Category
- science
- Program ID
- 106.21ET.003
- Program Title
- GRAVITY CHROMATIC IMAGING OF ? CAR?S WIND-WIND COLLISION ZONE
- Program Type
- GTO
- PI / COI
- SANCHEZ/ BRANDNER/ HENNING/ EISENHAUER/ GENZEL/ GILLESSEN/ KERVELLA/ PAUMARD/ ROUSSELET-PERRAUT/ PERRIN/ PFUHL/ STRAUBMEIER/ RAMIREZ TANNUS
Target
- ID
- 35314
- Name
- EtaCar
- RA
- 161.262465
- DEC
- -59.68441
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.6440 | 86.9320 | 108.0000 | 109.1000 |
| A0-J2 | 128.9310 | 129.0270 | 88.3000 | 89.5000 |
| A0-J3 | 122.9470 | 122.5030 | 48.3600 | 49.3450 |
| G1-J2 | 55.6020 | 55.4270 | 56.7000 | 57.7000 |
| G1-J3 | 108.8760 | 108.7930 | 4.9980 | 5.6960 |
| J2-J3 | 86.2690 | 86.5590 | 334.6110 | 335.3650 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.21ET.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59281.1699939 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | eta Car |
| HIERARCH ESO INS SOBJ NAME | EtaCar |
| RA | 161.262465 |
| DEC | -59.68441 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | J3 |
| EXPTIME | 321.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 30 |
| HIERARCH ESO ISS PBL12 START | 86.644 |
| HIERARCH ESO ISS PBL12 END | 86.932 |
| HIERARCH ESO ISS PBLA12 START | 108.0 |
| HIERARCH ESO ISS PBLA12 END | 109.1 |
| HIERARCH ESO ISS PBL13 START | 128.931 |
| HIERARCH ESO ISS PBL13 END | 129.027 |
| HIERARCH ESO ISS PBLA13 START | 88.3 |
| HIERARCH ESO ISS PBLA13 END | 89.5 |
| HIERARCH ESO ISS PBL14 START | 122.947 |
| HIERARCH ESO ISS PBL14 END | 122.503 |
| HIERARCH ESO ISS PBLA14 START | 48.36 |
| HIERARCH ESO ISS PBLA14 END | 49.345 |
| HIERARCH ESO ISS PBL23 START | 55.602 |
| HIERARCH ESO ISS PBL23 END | 55.427 |
| HIERARCH ESO ISS PBLA23 START | 56.7 |
| HIERARCH ESO ISS PBLA23 END | 57.7 |
| HIERARCH ESO ISS PBL24 START | 108.876 |
| HIERARCH ESO ISS PBL24 END | 108.793 |
| HIERARCH ESO ISS PBLA24 START | 4.998 |
| HIERARCH ESO ISS PBLA24 END | 5.696 |
| HIERARCH ESO ISS PBL34 START | 86.269 |
| HIERARCH ESO ISS PBL34 END | 86.559 |
| HIERARCH ESO ISS PBLA34 START | 334.611 |
| HIERARCH ESO ISS PBLA34 END | 335.365 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006846 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007905 |
| HIERARCH ESO ISS AMBI TEMP | 16.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 1.22 |