Exposure
- ID
- GRAVI.2021-05-23T08:42:39.789_2
- Header ID
- GRAVI.2021-05-23T08:42:39.789
- Date updated
- 2021-05-23 08:55:41 UTC+0000
- Release date
- 2022-05-23 08:55:41 UTC+0000
- UTC Start
- 2021-05-23 08:42:39.789
- UTC End
- 2021-05-23 08:47:59.789
- MJD Start
- 59357.36296052
- MJD End
- 59357.3666642237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0079425
- Ambient temperature (°C)
- 11.56
- Seeing (arcsec)
- 0.3
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- 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 | 53.0830 | 52.8150 | 37.7000 | 38.0000 |
U1-U3 | 94.5100 | 93.8960 | 44.0000 | 44.3000 |
U1-U4 | 112.5810 | 111.1730 | 74.2510 | 74.7480 |
U2-U3 | 42.1450 | 41.7930 | 51.9000 | 52.2000 |
U2-U4 | 76.7520 | 75.7400 | 98.5730 | 99.3900 |
U3-U4 | 56.8410 | 56.4100 | 131.2310 | 132.3180 |
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 | 59357.36296052 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416924 |
DEC | -29.00736 |
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 | 53.083 |
HIERARCH ESO ISS PBL12 END | 52.815 |
HIERARCH ESO ISS PBLA12 START | 37.7 |
HIERARCH ESO ISS PBLA12 END | 38.0 |
HIERARCH ESO ISS PBL13 START | 94.51 |
HIERARCH ESO ISS PBL13 END | 93.896 |
HIERARCH ESO ISS PBLA13 START | 44.0 |
HIERARCH ESO ISS PBLA13 END | 44.3 |
HIERARCH ESO ISS PBL14 START | 112.581 |
HIERARCH ESO ISS PBL14 END | 111.173 |
HIERARCH ESO ISS PBLA14 START | 74.251 |
HIERARCH ESO ISS PBLA14 END | 74.748 |
HIERARCH ESO ISS PBL23 START | 42.145 |
HIERARCH ESO ISS PBL23 END | 41.793 |
HIERARCH ESO ISS PBLA23 START | 51.9 |
HIERARCH ESO ISS PBLA23 END | 52.2 |
HIERARCH ESO ISS PBL24 START | 76.752 |
HIERARCH ESO ISS PBL24 END | 75.74 |
HIERARCH ESO ISS PBLA24 START | 98.573 |
HIERARCH ESO ISS PBLA24 END | 99.39 |
HIERARCH ESO ISS PBL34 START | 56.841 |
HIERARCH ESO ISS PBL34 END | 56.41 |
HIERARCH ESO ISS PBLA34 START | 131.231 |
HIERARCH ESO ISS PBLA34 END | 132.318 |
HIERARCH ESO ISS AMBI TAU0 START | 0.008659 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007226 |
HIERARCH ESO ISS AMBI TEMP | 11.56 |
HIERARCH ESO ISS AMBI FWHM START | 0.29 |
HIERARCH ESO ISS AMBI FWHM END | 0.31 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |