Nehalennia

02462, 1977 DV, 1977DV, 1977 ES, 1977ES, 1990 RQ16, 1990RQ16, 6578 P-L, 6578P-L, J77D00V, J77E00S, J90R16Q, PLS6578

All data for this body: [vot]

MPC data
Name (number) Nehalennia (2462)
a 2.40902
e 0.14259
i / sin(i) 2.9872 / 0.05211
q 2.06552
Q 2.75251
ω 52.9402
Node 99.7557
m 316.3495
n 0.2636
Epoch 2460800.5
nobs 6349
nopp 27
Years observed 1960-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.409
ep 0.177
sin(ip) 0.037
G 0.150
H 13.910
Mass
D 4.66 0.204
pV 0.186 0.0230
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 20.397
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana -0.2700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4090 0.1774 0.0368 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.66 0.204 0.204 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.186 0.0230 0.0230 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
13.91 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
S S 0.9983 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.580 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.98 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.9945 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT