1999 NE55

1999NE55, A1889, J99N55E

All data for this body: [vot]

MPC data
Name (number) 1999 NE55 (101889)
a 3.15503
e 0.09550
i / sin(i) 20.5856 / 0.35161
q 2.85372
Q 3.45633
ω 99.6514
Node 267.5753
m 178.7736
n 0.1759
Epoch 2460800.5
nobs 2146
nopp 21
Years observed 1999-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Alauda (702)
 
ap 3.160
ep 0.056
sin(ip) 0.371
G 0.150
H 13.570
Mass
D 10.03 0.221
pV 0.092 0.0084
Value
Rotational Period 170.240
Period quality 2
Spectral Class C
Spectral Class Score 6.868
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
702 Alauda 0 Alauda Novakovic 2019EPSC...13.1671N HCM
702 Alauda 902 Alauda -0.3200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1599 0.0562 0.3714 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.03 0.221 0.221 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.092 0.0084 0.0084 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
13.57 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
170.244 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.978 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT