Asteroids

225312 1996XB27 help

Last update: 2026-07-30 09:40 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Amor

Perihelion (q)

1.120

Aphelion (Q)

1.258

Eccentricity (e)

0.058

Inclination (i)

2.5

deg

Orbit period (P)

473.6

Earth MOID

0.11509

U parameter

0.0

Next Earth close approach

Date

2027-07-29

Nominal distance (from Earth center)

0.15692

23474259

Maximum Brightness

19.2

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.9

mag

Diameter

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

1996-12-12

Observatory

Steward Observatory, Kitt Peak-Spacewatch

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.189007

1-sigma variation

8.434E-10

Unit

Eccentricity (e)

Value

0.058147

1-sigma variation

2.519E-8

Unit

Inclination (i)

Value

2.4655

1-sigma variation

1.531E-6

Unit

Long. of Ascending Node (Ω)

Value

179.3677

1-sigma variation

4.842E-5

Unit

Arg. of Perihelion (ω)

Value

58.2193

1-sigma variation

0.0001

Unit

Mean Anomaly (M)

Value

108.34017

1-sigma variation

0.00002

Unit

Perihelion distance

Value

1.119870

1-sigma variation

Unit

Aphelion distance

Value

1.258143

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.154121

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.218253

1-sigma variation

Unit

MOID

Value

0.115086

1-sigma variation

Unit

Orbit Period

Value

473.5598

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.11262E-19	4.45787E-18	-1.18233E-16	-9.36150E-16	4.97485E-15	-6.81418E-15
e	4.45787E-18	6.34671E-16	-1.18299E-14	-2.72033E-15	2.37959E-14	-3.96232E-14
i	-1.18233E-16	-1.18299E-14	2.34258E-12	2.84721E-11	-2.94703E-11	1.35508E-12
Ω	-9.36150E-16	-2.72033E-15	2.84721E-11	2.34401E-9	-2.34999E-9	9.56126E-12
ω	4.97485E-15	2.37959E-14	-2.94703E-11	-2.34999E-9	2.58714E-9	-2.41670E-10
M	-6.81418E-15	-3.96232E-14	1.35508E-12	9.56126E-12	-2.41670E-10	2.46047E-10

Date of computation: 2026-07-30 09:40 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[1]

Taxonomy (all)

Value

Unit

Source

[2]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

21.889

Unit

mag

Source

[3]

Slope Parameter (G)

Value

0.15**

Unit

Source

[3]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.48

Unit

Source

[4]

Diameter

Value

Unit

Source

[4]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) Alexey V. Sergeyev and Benoit Carry A&A, 652 (2021) A59
[2]	EARN	Earth Asteroids Research Node: https://earn.dlr.de
[3]	ESA Aegis	ESA orbit determination and impact monitoring system
[4]	EARN	1.) Mueller, M. et al. (2011) Astron. J. 141, 109. (ExploreNEOs. III. PHYSICAL CHARACTERIZATION OF 65 POTENTIAL SPACECRAFT TARGET ASTEROIDS)

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

9558

Unit

Source

[1]

Unobserved

Value

1371

Unit

Source

[1]

Normalized RMS of residuals

Value

0.677513

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

1996-12-12.21839

Unit

Source

[2]

Last Observation

Value

2023-02-12.147566

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

234 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Filters

Initial Date: *

Final Date: *

Normalised Only accepted

Max residual (arcsec):

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Plot

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 225312 1996XB27 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1957-07-29 07:52	1.5	0.1588503	0.1588500	0.0000001
EARTH	1966-03-19 01:47	< 1 min	0.1643299	0.1643296	0.0000001
EARTH	1979-05-20 20:45	2.3	0.1148812	0.1148811	0.0000000
EARTH	1992-07-29 03:22	< 1 min	0.1581037	0.1581036	0.0000000
EARTH	2001-03-18 18:06	< 1 min	0.1652035	0.1652034	0.0000000
EARTH	2014-05-20 05:42	< 1 min	0.1149940	0.1149939	0.0000000
EARTH	2027-07-29 12:03	< 1 min	0.1569157	0.1569156	0.0000000
EARTH	2036-03-18 02:31	< 1 min	0.1664670	0.1664669	0.0000001
EARTH	2049-05-19 04:30	2.2	0.1151215	0.1151214	0.0000000
EARTH	2062-07-28 08:50	1.3	0.1552980	0.1552977	0.0000001
EARTH	2071-03-18 02:23	< 1 min	0.1681309	0.1681305	0.0000001
EARTH	2084-05-17 19:16	4.5	0.1152890	0.1152889	0.0000000
EARTH	2097-07-26 20:23	2.6	0.1533984	0.1533979	0.0000002
EARTH	2106-03-17 16:24	1.6	0.1702975	0.1702969	0.0000002
EARTH	2119-05-17 17:24	6.6	0.1156701	0.1156699	0.0000000

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
3.07268731	135.81879136	0.11508598	MINIMUM
190.05936302	323.11099828	0.27384901	SADDLE
9.15993126	322.35998826	2.10721618	SADDLE
188.00445509	141.20192453	2.27010844	MAXIMUM

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MOID Plots

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