2013 HR21

2013HR21, K13H21R, y1606

All data for this body: [vot]

MPC data
Name (number) 2013 HR21 (601606)
a 2.65193
e 0.27323
i / sin(i) 15.5883 / 0.26872
q 1.92734
Q 3.37653
ω 138.3602
Node 118.5255
m 253.9957
n 0.2282
Epoch 2460800.5
nobs 107
nopp 7
Years observed 2013-2025
rms 0.90
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.654
ep 0.274
sin(ip) 0.253
G 0.150
H 17.270
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6539 0.2742 0.2526 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.27 MPC-2023-12-04 MPC-2023-12-04 Phot