Neptune_2049-10-17T12_55_04.1400_MCD.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:13:14 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2049-10-17T12:50:48.010
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : 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          : 54863298061632384
2Mass ID (if available) : 03313700+1714237
ICRS Star Coord at Epoch: 03h 31m 37.03486s +17:14:23.15114s
RUWE (>1.4 is poor)     :   1.05
K magnitude             : 14.756
G magnitude             : 18.277
RP magnitude            : 17.204
BP magnitude            : 19.448
DUPflag                 : 0
Distance (au)           : 28.958
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -20.40
Sun-Target sep (deg)    :  149.05
Sun-Moon sep (deg)      :   45.66
B (ring opening deg)    :    4.23
PA of pole (deg)        :  -42.36
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.636
C/A sky separation (km) :  13364.9
NAIF SPICE kernels      : RAJobs_U111+rgf16.spk
                          URKALLv1.spk
                          nep097.bsp
                          nep101.bsp
                          sat440l.bsp
                          de440.bsp
                          earth_720101_070426.bpc
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          pck00010.tpc
                          pck.ura111.tpc.Neptune
                          naif0012.tls
                          IAU_NEPTUNE_for_RINGFIT.tpc.BECAREFUL
                          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
---------------------------------------------------------------------------------------------------
Adams         I 2049-10-17T12:23:04.116    38.90   -8.70   62933.00  -114.61
Galatea       I 2049-10-17T12:23:12.685    38.87   -8.67   61953.00  -114.12
Arago         I 2049-10-17T12:23:54.834    38.72   -8.52   57200.00  -111.30
Lassell       I 2049-10-17T12:24:12.918    38.65   -8.45   55200.00  -109.86
LeVerrier     I 2049-10-17T12:24:31.254    38.59   -8.39   53200.00  -108.24
Galle         I 2049-10-17T12:26:21.415    38.19   -7.99   42000.02   -93.33
 
Neptune       I 2049-10-17T12:33:56.771    36.55   -6.37   24763.98              -5.50     -5.69
Neptune       E 2049-10-17T13:07:40.161    29.27    0.79x  24762.30             -59.52    -60.36
 
Galle         E 2049-10-17T12:34:11.038 b  36.50   -6.32   42000.10    93.47
LeVerrier     E 2049-10-17T12:36:01.022 b  36.10   -5.93   53200.01   108.47
Lassell       E 2049-10-17T12:36:19.320 b  36.04   -5.87   55200.00   110.11
Arago         E 2049-10-17T12:36:37.363 b  35.97   -5.80   57200.00   111.57
Galatea       E 2049-10-17T12:37:19.405 b  35.82   -5.65   61953.00   114.43
Adams         E 2049-10-17T12:37:27.950 b  35.79   -5.62   62933.01   114.94