Dafydd

18349, 1990OV4, 1996XO5, J90O04V, J96X05O

All data for this body: [vot]

MPC data
Name (number) Dafydd (18349)
Packed designation 18349
a 2.89143
e 0.22858
i / sin(i) 16.3669 / 0.28179
q 2.23052
Q 3.55234
ω 69.9231
Node 281.8234
m 119.1592
n 0.2005
Epoch 2459600.5
nobs 2038
nopp 20
Years observed 1990-2022
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.889
ep 0.171
sin(ip) 0.310
Value Standard error
G 0.150
H 13.760
Mass
D 10.59 0.053
pV 0.063 0.0042
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8889 0.1708 0.3099 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.29 2.320 2.320 Nugent 2016AJ....152...63N NEATM
9.79 2.580 2.580 Masiero 2021PSJ.....2..162M NEATM
10.45 0.070 0.070 Masiero 2011ApJ...741...68M NEATM
10.77 0.080 0.080 Masiero 2014ApJ...791..121M NEATM
11.54 3.970 3.970 Masiero 2021PSJ.....2..162M NEATM
11.81 3.933 3.933 Masiero 2017AJ....154..168M NEATM
13.03 5.640 5.640 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0203 0.0203 Masiero 2017AJ....154..168M NEATM
0.040 0.0540 0.0540 Masiero 2012ApJ...759L...8M NEATM
0.044 0.0200 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.060 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.060 0.0270 0.0470 Masiero 2021PSJ.....2..162M NEATM
0.065 0.0045 0.0045 Masiero 2011ApJ...741...68M NEATM
0.070 0.0300 0.0300 Nugent 2016AJ....152...63N 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
13.76 MPC-2022-01-18 MPC-2022-01-18 Phot