Uranus_2031-01-23T06_52_47.3400_MCD.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:24:20 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2031-01-23T06:48:22.250
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : MCD
Location                : McDonald Obs. 2.7m
Latitude (deg)          :  30.67158
E. Longitude (deg)      : 255.97844
Altitude (km)           :   2.075
Gaia source ID          : 3415723929290214144
2Mass ID (if available) : 05113260+2304109
ICRS Star Coord at Epoch: 05h 11m 32.61374s +23:04:10.98164s
RUWE (>1.4 is poor)     :   1.02
K magnitude             : 13.959
G magnitude             : 15.944
RP magnitude            : 15.290
BP magnitude            : 16.424
DUPflag                 : 0
Distance (au)           : 18.424
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -15.20
Sun-Target sep (deg)    :  136.24
Sun-Moon sep (deg)      :  134.83
B (ring opening deg)    :   82.09
PA of pole (deg)        :    4.03
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.506
C/A sky separation (km) :  46853.3
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          ura111.bsp
                          IAU_URANUS_for_RINGFIT.tpc
                          vgr2.ura111.bsp
                          ura161.bsp
                          vgr2.ura161.bsp
                          peph.ura160.bsp
                          earthstns_itrf93_040916.bsp
                          earth_720101_070426.bpc
                          earth_200101_990628_predict.bpc
                          pg3f0000r.bsp
                          pg490000r.bsp
                          naif0012.tls
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
epsilon       I 2031-01-23T06:28:26.523    56.19  -75.83   50773.36    -5.69
lambda        I 2031-01-23T06:30:46.030    55.69  -76.16   50026.71    -5.05
delta         I 2031-01-23T06:37:46.045    54.18  -77.05   48300.35    -3.13
gamma         I 2031-01-23T06:42:21.646    53.19  -77.56   47622.05    -1.78
 
No planet occultations
 
gamma         E 2031-01-23T06:54:05.638    50.66  -78.54   47622.89     1.78
delta         E 2031-01-23T06:58:41.174    49.66  -78.77   48300.35     3.13
lambda        E 2031-01-23T07:05:42.255    48.15  -78.95   50026.71     5.04
epsilon       E 2031-01-23T07:08:38.081    47.52  -78.96   50977.62     5.67