Uranus_2023-10-24T14_18_54.2400_PMO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:19:26 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2023-10-24T14:21:30.680
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : PMO
Location                : Purple Mtn Obs. Nanking
Latitude (deg)          :  32.06667
E. Longitude (deg)      : 118.82089
Altitude (km)           :   0.364
Gaia source ID          : 55705176073818496
2Mass ID (if available) : 03164872+1750105
ICRS Star Coord at Epoch: 03h 16m 48.71940s +17:50:10.75650s
RUWE (>1.4 is poor)     :   1.03
K magnitude             : 14.744
G magnitude             : 16.365
RP magnitude            : 15.830
BP magnitude            : 16.730
DUPflag                 : 0
Distance (au)           : 18.692
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -21.46
Sun-Target sep (deg)    :  159.05
Sun-Moon sep (deg)      :   79.05
B (ring opening deg)    :   62.94
PA of pole (deg)        :  -88.54
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.389
C/A sky separation (km) :  45937.7
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 2023-10-24T14:09:07.047    46.60  -59.48   50795.81   -10.01
lambda        I 2023-10-24T14:10:27.733    46.89  -59.71   50026.71    -9.13
delta         I 2023-10-24T14:14:03.148    47.64  -60.33   48300.35    -6.85
gamma         I 2023-10-24T14:15:52.029    48.03  -60.63   47621.07    -5.61
eta           I 2023-10-24T14:17:19.227    48.33  -60.87   47176.12    -4.59
 
No planet occultations
 
eta           E 2023-10-24T14:29:38.217    50.91  -62.85   47176.12     4.59
gamma         E 2023-10-24T14:31:05.348    51.22  -63.08   47621.13     5.62
delta         E 2023-10-24T14:32:54.100    51.60  -63.35   48300.35     6.86
lambda        E 2023-10-24T14:36:29.205    52.34  -63.89   50026.71     9.15
epsilon       E 2023-10-24T14:38:16.684    52.72  -64.15   51067.05    10.03