Shajna

01648, 1921 GB, 1921GB, 1924 EQ, 1924EQ, 1934 CK1, 1934CK1, 1935 RF, 1935RF, 1938 MC, 1938MC, 1941 FD, 1941FD, 1948 LC, 1948LC, 1951 EX2, 1951EX2, 1952 SX, 1952SX, 1952 UW, 1952UW, 1955 QT, 1955QT, 1955 RP, 1955RP, J21G00B, J24E00Q, J34C01K, J35R00F, J38M00C, J41F00D, J48L00C, J51E02X, J52S00X, J52U00W, J55Q00T, J55R00P

All data for this body: [vot]

MPC data
Name (number) Shajna (1648)
a 2.23540
e 0.20760
i / sin(i) 4.5721 / 0.07971
q 1.77133
Q 2.69947
ω 134.7150
Node 130.3374
m 356.4672
n 0.2949
Epoch 2460800.5
nobs 5249
nopp 44
Years observed 1921-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.236
ep 0.193
sin(ip) 0.069
G 0.150
H 12.080
Mass
D 9.23 0.127
pV 0.199 0.0155
Value
Rotational Period 6.415
Period quality 3
Spectral Class S
Spectral Class Score 7.976
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2359 0.1931 0.0693 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.26 1.470 1.470 Nugent 2016AJ....152...63N NEATM
8.30 0.300 0.300 Masiero 2012ApJ...759L...8M NEATM
9.45 0.141 0.141 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.191 0.0165 0.0165 Masiero 2011ApJ...741...68M NEATM
0.247 0.0490 0.0490 Masiero 2012ApJ...759L...8M NEATM
0.350 0.1300 0.1300 Nugent 2016AJ....152...63N 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
12.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.41 2+ Synodic Behrend LCDB Lightcurve
6.41368 2 Sidereal Durech 2016A&A...587A..48D Model
6.41369 2 Sidereal Hanus 2016A&A...586A.108H Model
6.4137 2 Sidereal Durech 2023A&A...675A..24D Model
6.414 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
6.414 3 Synodic Behrend LCDB Lightcurve
6.4156 3 Synodic Skiff LCDB Lightcurve
6.425 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.996 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT