1987 RZ

1987RZ, 11845, 1981 NJ1, 1981NJ1, 1982 UK10, 1982UK10, 1991 FF3, 1991FF3, J81N01J, J82U10K, J87R00Z, J91F03F

All data for this body: [vot]

MPC data
Name (number) 1987 RZ (11845)
a 3.19522
e 0.20963
i / sin(i) 2.0313 / 0.03544
q 2.52542
Q 3.86502
ω 224.1286
Node 125.5085
m 203.5555
n 0.1726
Epoch 2460800.5
nobs 2994
nopp 28
Years observed 1981-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.224
ep 0.157
sin(ip) 0.018
G 0.150
H 13.370
Mass
D 10.05 0.128
pV 0.073 0.0078
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.802
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.8900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2241 0.1566 0.0180 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.05 0.128 0.128 Masiero 2011ApJ...741...68M NEATM
10.94 3.225 3.225 Masiero 2017AJ....154..168M NEATM
8.41 4.030 4.030 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.072 0.0080 0.0080 Masiero 2011ApJ...741...68M NEATM
0.077 0.0399 0.0399 Masiero 2017AJ....154..168M NEATM
0.144 0.0960 0.0960 Masiero 2012ApJ...759L...8M 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
13.37 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 0.142 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.4917 0.4917 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT