Spacewatch

04255, 1977 CN1, 1977CN1, 1986 GW, 1986GW, J77C01N, J86G00W

All data for this body: [vot]

MPC data
Name (number) Spacewatch (4255)
a 3.97935
e 0.14855
i / sin(i) 2.6095 / 0.04553
q 3.38822
Q 4.57048
ω 72.3372
Node 183.7268
m 298.3807
n 0.1242
Epoch 2460800.5
nobs 1659
nopp 27
Years observed 1977-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Schubart (1911)
 
ap 3.966
ep 0.198
sin(ip) 0.050
G 0.150
H 13.340
Mass
D 15.25 0.209
pV 0.030 0.0048
Value
Rotational Period 20.000
Period quality 2
Spectral Class C
Spectral Class Score 3.088
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1911 Schubart 2 Schubart Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.9661 0.1978 0.0496 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.11 0.290 0.290 Grav 2012ApJ...744..197G NEATM
15.41 0.300 0.300 Grav 2012ApJ...744..197G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0060 0.0060 Grav 2012ApJ...744..197G NEATM
0.031 0.0080 0.0080 Grav 2012ApJ...744..197G 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
13.34 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
20.0 2 Synodic Dahlgren 1998Icar..133..247D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.17 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.458 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT