Exposure
- ID
- GRAVI.2021-05-31T04:49:19.787_2
- Header ID
- GRAVI.2021-05-31T04:49:19.787
- Date updated
- 2021-05-31 05:05:27 UTC+0000
- Release date
- 2022-05-31 05:05:27 UTC+0000
- UTC Start
- 2021-05-31 04:49:19.787
- UTC End
- 2021-05-31 04:54:39.787
- MJD Start
- 59365.20092346
- MJD End
- 59365.2046271637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003338
- Ambient temperature (°C)
- 10.22
- Seeing (arcsec)
- 0.79
Observation
- ID
- 47463
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35598
- Name
- IRS16C
- RA
- 266.417116666667
- DEC
- -29.0076491944444
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 | 56.5430 | 56.5520 | 18.6000 | 19.3000 |
U1-U3 | 102.2950 | 102.3410 | 24.8000 | 25.5000 |
U1-U4 | 128.4480 | 128.8010 | 52.2220 | 53.0390 |
U2-U3 | 46.4710 | 46.5150 | 32.2000 | 33.0000 |
U2-U4 | 87.1670 | 87.5680 | 73.2630 | 74.0370 |
U3-U4 | 60.3840 | 60.7110 | 103.6100 | 104.2300 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59365.20092346 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.4168 |
DEC | -29.00714 |
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 | 56.543 |
HIERARCH ESO ISS PBL12 END | 56.552 |
HIERARCH ESO ISS PBLA12 START | 18.6 |
HIERARCH ESO ISS PBLA12 END | 19.3 |
HIERARCH ESO ISS PBL13 START | 102.295 |
HIERARCH ESO ISS PBL13 END | 102.341 |
HIERARCH ESO ISS PBLA13 START | 24.8 |
HIERARCH ESO ISS PBLA13 END | 25.5 |
HIERARCH ESO ISS PBL14 START | 128.448 |
HIERARCH ESO ISS PBL14 END | 128.801 |
HIERARCH ESO ISS PBLA14 START | 52.222 |
HIERARCH ESO ISS PBLA14 END | 53.039 |
HIERARCH ESO ISS PBL23 START | 46.471 |
HIERARCH ESO ISS PBL23 END | 46.515 |
HIERARCH ESO ISS PBLA23 START | 32.2 |
HIERARCH ESO ISS PBLA23 END | 33.0 |
HIERARCH ESO ISS PBL24 START | 87.167 |
HIERARCH ESO ISS PBL24 END | 87.568 |
HIERARCH ESO ISS PBLA24 START | 73.263 |
HIERARCH ESO ISS PBLA24 END | 74.037 |
HIERARCH ESO ISS PBL34 START | 60.384 |
HIERARCH ESO ISS PBL34 END | 60.711 |
HIERARCH ESO ISS PBLA34 START | 103.61 |
HIERARCH ESO ISS PBLA34 END | 104.23 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003482 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003194 |
HIERARCH ESO ISS AMBI TEMP | 10.22 |
HIERARCH ESO ISS AMBI FWHM START | 0.76 |
HIERARCH ESO ISS AMBI FWHM END | 0.82 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |