Exposure
- ID
- GRAVI.2022-06-20T04:02:53.636_2
- Header ID
- GRAVI.2022-06-20T04:02:53.636
- Date updated
- 2022-06-20 13:25:42 UTC+0000
- Release date
- 2023-06-20 13:25:42 UTC+0000
- UTC Start
- 2022-06-20 04:02:53.636
- UTC End
- 2022-06-20 04:08:13.636
- MJD Start
- 59750.16867634
- MJD End
- 59750.1723800437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0027535
- Ambient temperature (°C)
- 8.09
- Seeing (arcsec)
- 0.99
Observation
- ID
- 51275
- Category
- science
- Program ID
- 109.22ZA.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37996
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076471944444
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 | 56.5510 | 56.5400 | 22.4000 | 23.1000 |
U1-U3 | 102.4340 | 102.4270 | 28.7000 | 29.4000 |
U1-U4 | 129.9120 | 130.0510 | 56.4880 | 57.2210 |
U2-U3 | 46.6330 | 46.6400 | 36.3000 | 37.0000 |
U2-U4 | 88.8890 | 89.0780 | 77.3560 | 78.0760 |
U3-U4 | 61.8230 | 61.9970 | 107.0390 | 107.6830 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 109.22ZA.003 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59750.16867634 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416895 |
DEC | -29.00723 |
HIERARCH ESO INS SPEC RES | LOW |
HIERARCH ESO INS POLA MODE | SPLIT |
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 | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 56.551 |
HIERARCH ESO ISS PBL12 END | 56.54 |
HIERARCH ESO ISS PBLA12 START | 22.4 |
HIERARCH ESO ISS PBLA12 END | 23.1 |
HIERARCH ESO ISS PBL13 START | 102.434 |
HIERARCH ESO ISS PBL13 END | 102.427 |
HIERARCH ESO ISS PBLA13 START | 28.7 |
HIERARCH ESO ISS PBLA13 END | 29.4 |
HIERARCH ESO ISS PBL14 START | 129.912 |
HIERARCH ESO ISS PBL14 END | 130.051 |
HIERARCH ESO ISS PBLA14 START | 56.488 |
HIERARCH ESO ISS PBLA14 END | 57.221 |
HIERARCH ESO ISS PBL23 START | 46.633 |
HIERARCH ESO ISS PBL23 END | 46.64 |
HIERARCH ESO ISS PBLA23 START | 36.3 |
HIERARCH ESO ISS PBLA23 END | 37.0 |
HIERARCH ESO ISS PBL24 START | 88.889 |
HIERARCH ESO ISS PBL24 END | 89.078 |
HIERARCH ESO ISS PBLA24 START | 77.356 |
HIERARCH ESO ISS PBLA24 END | 78.076 |
HIERARCH ESO ISS PBL34 START | 61.823 |
HIERARCH ESO ISS PBL34 END | 61.997 |
HIERARCH ESO ISS PBLA34 START | 107.039 |
HIERARCH ESO ISS PBLA34 END | 107.683 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002722 |
HIERARCH ESO ISS AMBI TAU0 END | 0.002785 |
HIERARCH ESO ISS AMBI TEMP | 8.09 |
HIERARCH ESO ISS AMBI FWHM START | 0.92 |
HIERARCH ESO ISS AMBI FWHM END | 1.06 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5299 |