2003 UN218

2003UN218, 1999 RH64, 1999RH64, H7225, J99R64H, K03UL8N

All data for this body: [vot]

MPC data
Name (number) 2003 UN218 (177225)
a 2.36376
e 0.18148
i / sin(i) 3.4553 / 0.06027
q 1.93479
Q 2.79274
ω 277.1230
Node 109.9565
m 346.9984
n 0.2712
Epoch 2460800.5
nobs 924
nopp 19
Years observed 1994-2025
rms 0.83
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.364
ep 0.154
sin(ip) 0.047
G 0.150
H 16.570
Mass
D 3.53 0.241
pV 0.039 0.0101
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.286
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3640 0.1538 0.0473 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.53 0.244 0.244 Masiero 2011ApJ...741...68M NEATM
3.65 1.690 1.690 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0490 0.0490 Masiero 2012ApJ...759L...8M NEATM
0.039 0.0103 0.0103 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.57 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.881 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT