2011 HP22

2011HP22, 2008 UK97, 2008UK97, 2010 HY92, 2010HY92, 2011 GN70, 2011GN70, K08U97K, K10H92Y, K11G70N, K11H22P, X6915

All data for this body: [vot]

MPC data
Name (number) 2011 HP22 (336915)
a 2.78688
e 0.08120
i / sin(i) 5.3696 / 0.09358
q 2.56057
Q 3.01319
ω 236.4656
Node 111.0094
m 245.6354
n 0.2118
Epoch 2460800.5
nobs 399
nopp 18
Years observed 1994-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent Hoffmeister (1726)
 
ap 2.787
ep 0.048
sin(ip) 0.076
G 0.150
H 16.300
Mass
D 3.67 0.614
pV 0.143 0.0368
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.850
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1726 Hoffmeister 0 Hoffmeister Novakovic 2019EPSC...13.1671N HCM
1726 Hoffmeister 519 Hoffmeister 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7869 0.0476 0.0761 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.67 0.614 0.614 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.143 0.0368 0.0368 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
16.30 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 0.975 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT