Exposure
- ID
- GRAVI.2023-12-30T04:04:01.701_2
- Header ID
- GRAVI.2023-12-30T04:04:01.701
- Date updated
- 2023-12-30 04:15:55 UTC+0000
- Release date
- 2024-12-30 04:15:55 UTC+0000
- UTC Start
- 2023-12-30 04:04:01.701
- UTC End
- 2023-12-30 04:06:01.701
- MJD Start
- 60308.16946413
- MJD End
- 60308.1708530189
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005179
- Ambient temperature (°C)
- 13.67
- Seeing (arcsec)
- 0.815
Observation
- ID
- 58098
- Category
- science
- Program ID
- 112.25RK.002
- Program Title
- USING `PROTO-TROJANS' AS WAYMARKERS OF PROTOPLANETS
- Program Type
- Normal
- PI / COI
- TEAGUE/ BOURDAROT/ BAE/ FACCHINI/ BENISTY/ LONG
Target
- ID
- 43022
- Name
- LkCa15
- RA
- 69.8241291666667
- DEC
- 22.3509416666667
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 48.6990 | 48.9120 | 38.5000 | 38.5000 |
U1-U3 | 91.9100 | 92.2820 | 43.7000 | 43.7000 |
U1-U4 | 129.6490 | 129.7710 | 63.3080 | 63.0520 |
U2-U3 | 43.6400 | 43.7890 | 49.6000 | 49.4000 |
U2-U4 | 87.8570 | 87.6560 | 76.7630 | 76.4480 |
U3-U4 | 52.9480 | 52.5520 | 98.9010 | 98.6840 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 112.25RK.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60308.16946413 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | LkCa15 |
HIERARCH ESO INS SOBJ NAME | LkCa15 |
RA | 69.826249 |
DEC | 22.35099 |
HIERARCH ESO INS SPEC RES | MEDIUM |
HIERARCH ESO INS POLA MODE | COMBINED |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 179.0 |
HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
HIERARCH ESO DET2 NDIT | 40 |
HIERARCH ESO ISS PBL12 START | 48.699 |
HIERARCH ESO ISS PBL12 END | 48.912 |
HIERARCH ESO ISS PBLA12 START | 38.5 |
HIERARCH ESO ISS PBLA12 END | 38.5 |
HIERARCH ESO ISS PBL13 START | 91.91 |
HIERARCH ESO ISS PBL13 END | 92.282 |
HIERARCH ESO ISS PBLA13 START | 43.7 |
HIERARCH ESO ISS PBLA13 END | 43.7 |
HIERARCH ESO ISS PBL14 START | 129.649 |
HIERARCH ESO ISS PBL14 END | 129.771 |
HIERARCH ESO ISS PBLA14 START | 63.308 |
HIERARCH ESO ISS PBLA14 END | 63.052 |
HIERARCH ESO ISS PBL23 START | 43.64 |
HIERARCH ESO ISS PBL23 END | 43.789 |
HIERARCH ESO ISS PBLA23 START | 49.6 |
HIERARCH ESO ISS PBLA23 END | 49.4 |
HIERARCH ESO ISS PBL24 START | 87.857 |
HIERARCH ESO ISS PBL24 END | 87.656 |
HIERARCH ESO ISS PBLA24 START | 76.763 |
HIERARCH ESO ISS PBLA24 END | 76.448 |
HIERARCH ESO ISS PBL34 START | 52.948 |
HIERARCH ESO ISS PBL34 END | 52.552 |
HIERARCH ESO ISS PBLA34 START | 98.901 |
HIERARCH ESO ISS PBLA34 END | 98.684 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004153 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006205 |
HIERARCH ESO ISS AMBI TEMP | 13.67 |
HIERARCH ESO ISS AMBI FWHM START | 0.8 |
HIERARCH ESO ISS AMBI FWHM END | 0.83 |
HIERARCH ESO FT ROBJ NAME | LkCa15 |
HIERARCH ESO FT ROBJ ALPHA | 043917.791 |
HIERARCH ESO FT ROBJ DELTA | 222103.390 |