1998FP111

1978WB20, 39946, J78W20B, J98FB1P

All data for this body: [vot]

MPC data
Name (number) 1998FP111 (39946)
Packed designation 39946
a 2.36831
e 0.27178
i / sin(i) 21.8571 / 0.37229
q 1.72465
Q 3.01196
ω 286.1701
Node 212.9305
m 230.9021
n 0.2704
Epoch 2459600.5
nobs 1671
nopp 19
Years observed 1949-2021
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.366
ep 0.236
sin(ip) 0.402
Value Standard error
G 0.150
H 14.400
Mass
D 2.91 0.419
pV 0.295 0.0895
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 701 Phocaea -0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3660 0.2362 0.4019 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.69 0.490 0.490 Nugent 2016AJ....152...63N NEATM
3.50 0.807 0.807 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.260 0.1100 0.1100 Nugent 2016AJ....152...63N NEATM
0.362 0.1541 0.1541 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.40 MPC-2022-01-18 MPC-2022-01-18 Phot