Exposure
- ID
- GRAVI.2022-03-20T08:33:49.461_2
- Header ID
- GRAVI.2022-03-20T08:33:49.461
- Date updated
- 2022-03-20 08:50:44 UTC+0000
- Release date
- 2023-03-20 08:50:44 UTC+0000
- UTC Start
- 2022-03-20 08:33:49.461
- UTC End
- 2022-03-20 08:39:09.461
- MJD Start
- 59658.35682247
- MJD End
- 59658.3605261737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005339
- Ambient temperature (°C)
- 14.81
- Seeing (arcsec)
- 0.96
Observation
- ID
- 49978
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37345
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076475
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 | 56.3700 | 56.3890 | 10.7000 | 11.5000 |
U1-U3 | 101.5390 | 101.6230 | 16.4000 | 17.2000 |
U1-U4 | 123.0670 | 123.6910 | 42.7020 | 43.7080 |
U2-U3 | 45.7860 | 45.8630 | 23.3000 | 24.3000 |
U2-U4 | 80.9950 | 81.7310 | 64.3620 | 65.3030 |
U3-U4 | 55.3210 | 55.9380 | 97.2640 | 97.8770 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.2248.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59658.35682247 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416769 |
DEC | -29.00713 |
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 | 56.37 |
HIERARCH ESO ISS PBL12 END | 56.389 |
HIERARCH ESO ISS PBLA12 START | 10.7 |
HIERARCH ESO ISS PBLA12 END | 11.5 |
HIERARCH ESO ISS PBL13 START | 101.539 |
HIERARCH ESO ISS PBL13 END | 101.623 |
HIERARCH ESO ISS PBLA13 START | 16.4 |
HIERARCH ESO ISS PBLA13 END | 17.2 |
HIERARCH ESO ISS PBL14 START | 123.067 |
HIERARCH ESO ISS PBL14 END | 123.691 |
HIERARCH ESO ISS PBLA14 START | 42.702 |
HIERARCH ESO ISS PBLA14 END | 43.708 |
HIERARCH ESO ISS PBL23 START | 45.786 |
HIERARCH ESO ISS PBL23 END | 45.863 |
HIERARCH ESO ISS PBLA23 START | 23.3 |
HIERARCH ESO ISS PBLA23 END | 24.3 |
HIERARCH ESO ISS PBL24 START | 80.995 |
HIERARCH ESO ISS PBL24 END | 81.731 |
HIERARCH ESO ISS PBLA24 START | 64.362 |
HIERARCH ESO ISS PBLA24 END | 65.303 |
HIERARCH ESO ISS PBL34 START | 55.321 |
HIERARCH ESO ISS PBL34 END | 55.938 |
HIERARCH ESO ISS PBLA34 START | 97.264 |
HIERARCH ESO ISS PBLA34 END | 97.877 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005322 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005356 |
HIERARCH ESO ISS AMBI TEMP | 14.81 |
HIERARCH ESO ISS AMBI FWHM START | 0.89 |
HIERARCH ESO ISS AMBI FWHM END | 1.03 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5310 |