Neptune_2049-10-27T15_47_56.3000_PMO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:12:54 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2049-10-27T15:48:53.720
Event type              : PtRgt
                        : Neptune occs: topocentric, not geoecetric
                        : 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          : 54858934374888448
2Mass ID (if available) : 03303615+1710319
ICRS Star Coord at Epoch: 03h 30m 36.18084s +17:10:31.29152s
RUWE (>1.4 is poor)     :   1.07
K magnitude             : 13.697
G magnitude             : 16.396
RP magnitude            : 15.556
BP magnitude            : 17.146
DUPflag                 : 0
Distance (au)           : 28.885
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -22.74
Sun-Target sep (deg)    :  159.34
Sun-Moon sep (deg)      :  170.85
B (ring opening deg)    :    4.11
PA of pole (deg)        :  -42.45
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   1.106
C/A sky separation (km) :  23171.4
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 2049-10-27T15:13:57.806    59.56  -69.58   62933.13   -96.77
Galatea       I 2049-10-27T15:14:08.055    59.60  -69.60   61953.16   -94.43
Arago         I 2049-10-27T15:15:02.344    59.78  -69.68   57200.34   -80.07
Lassell       I 2049-10-27T15:15:28.647    59.86  -69.72   55200.46   -71.83
LeVerrier     I 2049-10-27T15:15:58.634    59.96  -69.76   53200.61   -61.34
 
Neptune       I 2049-10-27T15:42:35.318    65.05  -71.13   24763.06             -41.09    -42.06
Neptune       E 2049-10-27T15:55:11.889    67.31  -71.12   24761.89             -81.48    -81.76
 
LeVerrier     E 2049-10-27T15:20:37.544    60.88  -70.13   53227.65    61.56
Lassell       E 2049-10-27T15:21:07.517    60.97  -70.16   55209.85    71.94
Arago         E 2049-10-27T15:21:33.806    61.06  -70.19   57204.56    80.16
Galatea       E 2049-10-27T15:22:28.060    61.24  -70.26   61954.15    94.52
Adams         E 2049-10-27T15:22:38.301    61.27  -70.27   62933.92    96.87