1998 EV12

1998EV12, 1999 RC174, 1999RC174, 37856, J98E12V, J99RH4C

All data for this body: [vot]

MPC data
Name (number) 1998 EV12 (37856)
a 2.42205
e 0.15976
i / sin(i) 3.1545 / 0.05503
q 2.03512
Q 2.80899
ω 128.3261
Node 113.4243
m 17.0297
n 0.2615
Epoch 2460800.5
nobs 2474
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.422
ep 0.175
sin(ip) 0.041
G 0.150
H 14.930
Mass
D 2.65 0.167
pV 0.330 0.0635
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.833
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana 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
2.4224 0.1749 0.0407 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.65 0.167 0.167 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.330 0.0635 0.0635 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
14.93 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
LS 0.56 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.647 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.5641 0.7230 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9277 0.7230 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT