Rosahemphill

1998 HH77, 1998HH77, 1998 MK14, 1998MK14, 22581, J98H77H, J98M14K

All data for this body: [vot]

MPC data
Name (number) Rosahemphill (22581)
a 2.41722
e 0.12337
i / sin(i) 1.1862 / 0.02070
q 2.11902
Q 2.71542
ω 124.4600
Node 3.3502
m 141.3451
n 0.2623
Epoch 2460800.5
nobs 2126
nopp 22
Years observed 1994-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Massalia (20)
 
ap 2.416
ep 0.154
sin(ip) 0.024
G 0.150
H 15.130
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 2.730
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
20 Massalia 0 Massalia Novakovic 2019EPSC...13.1671N HCM
20 Massalia 404 Massalia 0.3400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4163 0.1544 0.0242 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
15.13 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
L 0.455 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT