Exposure
- ID
- GRAVI.2022-04-18T07:32:13.193_2
- Header ID
- GRAVI.2022-04-18T07:32:13.193
- Date updated
- 2022-05-09 13:49:52 UTC+0000
- Release date
- 2022-04-18 07:45:27 UTC+0000
- UTC Start
- 2022-04-18 07:32:13.193
- UTC End
- 2022-04-18 07:42:13.193
- MJD Start
- 59687.31404159
- MJD End
- 59687.3209860344
- Exposure time (s)
- 600.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0045705
- Ambient temperature (°C)
- 12.12
- Seeing (arcsec)
- 0.705
Observation
- ID
- 50798
- Category
- science
- Program ID
- 60.A-9102(I)
- Program Title
- GRAVITY COMMISSIONING
- Program Type
- Normal
- PI / COI
- GRAVITYTEAM, G
Target
- ID
- 37892
- Name
- SDSS_J161513.84+0849
- RA
- 243.809608333333
- DEC
- 8.82130333333333
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 | 50.3490 | 50.9400 | 31.8000 | 32.5000 |
| U1-U3 | 93.0710 | 94.2120 | 38.4000 | 38.8000 |
| U1-U4 | 127.6680 | 128.5850 | 64.3860 | 64.1940 |
| U2-U3 | 43.4250 | 43.9430 | 45.9000 | 46.2000 |
| U2-U4 | 89.4290 | 89.3360 | 82.0200 | 81.6220 |
| U3-U4 | 60.0610 | 59.2840 | 107.2310 | 107.0720 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9102(I) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59687.31404159 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | SDSS J161513.84+084914.4 |
| HIERARCH ESO INS SOBJ NAME | SDSS_J161513.84+0849 |
| RA | 243.808967 |
| DEC | 8.82082 |
| 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 | 614.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 6 |
| HIERARCH ESO ISS PBL12 START | 50.349 |
| HIERARCH ESO ISS PBL12 END | 50.94 |
| HIERARCH ESO ISS PBLA12 START | 31.8 |
| HIERARCH ESO ISS PBLA12 END | 32.5 |
| HIERARCH ESO ISS PBL13 START | 93.071 |
| HIERARCH ESO ISS PBL13 END | 94.212 |
| HIERARCH ESO ISS PBLA13 START | 38.4 |
| HIERARCH ESO ISS PBLA13 END | 38.8 |
| HIERARCH ESO ISS PBL14 START | 127.668 |
| HIERARCH ESO ISS PBL14 END | 128.585 |
| HIERARCH ESO ISS PBLA14 START | 64.386 |
| HIERARCH ESO ISS PBLA14 END | 64.194 |
| HIERARCH ESO ISS PBL23 START | 43.425 |
| HIERARCH ESO ISS PBL23 END | 43.943 |
| HIERARCH ESO ISS PBLA23 START | 45.9 |
| HIERARCH ESO ISS PBLA23 END | 46.2 |
| HIERARCH ESO ISS PBL24 START | 89.429 |
| HIERARCH ESO ISS PBL24 END | 89.336 |
| HIERARCH ESO ISS PBLA24 START | 82.02 |
| HIERARCH ESO ISS PBLA24 END | 81.622 |
| HIERARCH ESO ISS PBL34 START | 60.061 |
| HIERARCH ESO ISS PBL34 END | 59.284 |
| HIERARCH ESO ISS PBLA34 START | 107.231 |
| HIERARCH ESO ISS PBLA34 END | 107.072 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004528 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004613 |
| HIERARCH ESO ISS AMBI TEMP | 12.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | SDSS_J161513.84+0849 |
| HIERARCH ESO FT ROBJ ALPHA | 161514.306 |
| HIERARCH ESO FT ROBJ DELTA | 084916.692 |