Sierra

12598, 1988 BF4, 1988BF4, 1998 KL54, 1998KL54, 1999 RC159, 1999RC159, J88B04F, J98K54L, J99RF9C

All data for this body: [vot]

MPC data
Name (number) Sierra (12598)
a 2.73861
e 0.07362
i / sin(i) 9.4661 / 0.16446
q 2.53699
Q 2.94023
ω 23.7546
Node 152.5076
m 43.8499
n 0.2175
Epoch 2460800.5
nobs 3553
nopp 25
Years observed 1988-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Gefion (1272)
 
ap 2.739
ep 0.122
sin(ip) 0.155
G 0.150
H 14.360
Mass
D 4.74 0.292
pV 0.217 0.0311
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 11.731
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1272 Gefion 516 Gefion -0.9200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7386 0.1221 0.1546 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.74 0.292 0.292 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.217 0.0311 0.0311 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
14.36 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
K S 0.2498 0.5330 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.59 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.5028 0.5330 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9223 0.5330 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.2039 0.5330 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT