Exposure
- ID
- GRAVI.2023-05-21T02:10:40.075_1
- Header ID
- GRAVI.2023-05-21T02:10:40.075
- Date updated
- 2023-05-21 02:25:29 UTC+0000
- Release date
- 2024-05-21 02:25:29 UTC+0000
- UTC Start
- 2023-05-21 02:10:40.075
- UTC End
- 2023-05-21 02:17:20.075
- MJD Start
- 60085.09074161
- MJD End
- 60085.0953712396
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0018265
- Ambient temperature (°C)
- 10.29
- Seeing (arcsec)
- 1.07
Observation
- ID
- 55504
- Category
- science
- Program ID
- 106.217D.005
- Program Title
- HIGH PRECISION GRAVITY ASTROMETRY OF THREE STELLAR CONJUNCTIONS OF ALPHA CENTAURI A & B
- Program Type
- Monitoring
- PI / COI
- KERVELLA/ MÉRAND/ LACOUR/ FORVEILLE/ ARENOU/ THEVENIN/ BRANDNER/ STRAUBMEIER/ GARCIA/ WOILLEZ/ EISENHAUER/ PAUMARD/ PERRIN/ ROUSSELET-PERRAUT
Target
- ID
- 41110
- Name
- StarS2
- RA
- 219.846448
- DEC
- -60.83182
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-G1 | 82.5090 | 83.0470 | 95.1000 | 96.6000 |
A0-J2 | 126.8260 | 127.1690 | 75.0000 | 76.6000 |
A0-K0 | 127.8660 | 127.7870 | 57.8220 | 59.3250 |
G1-J2 | 56.8990 | 56.7650 | 45.1000 | 46.5000 |
G1-K0 | 79.8050 | 79.5930 | 19.0480 | 20.1440 |
J2-K0 | 38.0810 | 38.2440 | 337.9710 | 338.8740 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 106.217D.005 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60085.09074161 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | AlphaCenA_2023_05_20 |
HIERARCH ESO INS SOBJ NAME | StarS2 |
RA | 219.846448 |
DEC | -60.83182 |
HIERARCH ESO INS SPEC RES | MEDIUM |
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 | K0 |
EXPTIME | 414.0 |
HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
HIERARCH ESO DET2 NDIT | 4 |
HIERARCH ESO ISS PBL12 START | 82.509 |
HIERARCH ESO ISS PBL12 END | 83.047 |
HIERARCH ESO ISS PBLA12 START | 95.1 |
HIERARCH ESO ISS PBLA12 END | 96.6 |
HIERARCH ESO ISS PBL13 START | 126.826 |
HIERARCH ESO ISS PBL13 END | 127.169 |
HIERARCH ESO ISS PBLA13 START | 75.0 |
HIERARCH ESO ISS PBLA13 END | 76.6 |
HIERARCH ESO ISS PBL14 START | 127.866 |
HIERARCH ESO ISS PBL14 END | 127.787 |
HIERARCH ESO ISS PBLA14 START | 57.822 |
HIERARCH ESO ISS PBLA14 END | 59.325 |
HIERARCH ESO ISS PBL23 START | 56.899 |
HIERARCH ESO ISS PBL23 END | 56.765 |
HIERARCH ESO ISS PBLA23 START | 45.1 |
HIERARCH ESO ISS PBLA23 END | 46.5 |
HIERARCH ESO ISS PBL24 START | 79.805 |
HIERARCH ESO ISS PBL24 END | 79.593 |
HIERARCH ESO ISS PBLA24 START | 19.048 |
HIERARCH ESO ISS PBLA24 END | 20.144 |
HIERARCH ESO ISS PBL34 START | 38.081 |
HIERARCH ESO ISS PBL34 END | 38.244 |
HIERARCH ESO ISS PBLA34 START | 337.971 |
HIERARCH ESO ISS PBLA34 END | 338.874 |
HIERARCH ESO ISS AMBI TAU0 START | 0.00182 |
HIERARCH ESO ISS AMBI TAU0 END | 0.001833 |
HIERARCH ESO ISS AMBI TEMP | 10.29 |
HIERARCH ESO ISS AMBI FWHM START | 1.01 |
HIERARCH ESO ISS AMBI FWHM END | 1.13 |
HIERARCH ESO FT ROBJ NAME | AlphaCenA_2023_05_20 |
HIERARCH ESO FT ROBJ ALPHA | 143924.156 |
HIERARCH ESO FT ROBJ DELTA | -604955.216 |