Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.78781E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-03T19:31:27+0800
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    1 Object 1

    Name SJ-9A
    AOE ID 38860
    NORAD ID 38860
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 67155
    NORAD ID 67155
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter SJ-9A KUIPER-00250
    Time of Closest Approach 2026-11-05T17:44:38+0000
    Collision Probability (Pc) 3.78781E-6
    Conjunction Distance (km) 1.795 km
    Relative Speed (km/s) 14.477 km/s
    Conjunction Risk Parameters R (Radial): 1.776 | I (In-track): 0.065 | C (Cross-track): 0.254
    Collision Risk Index (CRI) 0.47
    X Position (km) 1070.973 1070.464
    Position Y (km) -6590.747 -6589.081
    Position Z (km) -2141.061 -2140.629
    Velocity X (km/s) -0.681 4.542
    Velocity Y (km/s) -2.407 2.51
    Velocity Z (km/s) 7.102 -5.472

    Orbital Parameters 国际轨道数据源

    Parameter SJ-9A KUIPER-00250
    Semimajor Axis (a) 6989.440 km 7007.645 km
    Eccentricity (e) 0.002596 0.000082
    Inclination (i) 97.6917° 51.8985°
    RAAN 274.0153° 97.9663°
    Perigee Argument 157.5819° 116.9708°
    Mean Anomaly (M) 202.6537° 243.1337°
    Apogee 629.445 km 630.082 km
    Perigee 593.161 km 628.934 km
    Orbit Epoch 2026-11-02T21:56:15+0000 2026-11-02T17:31:14+0000

    SJ-9A & KUIPER-00250 Collision Probability (Pc) Trend

    SJ-9A & KUIPER-00250 Collision Probability (Pc) TrendNot Available

    SJ-9A & KUIPER-00250 Miss Distance (Miss Distance) Trend

    SJ-9A & KUIPER-00250 Miss Distance (Miss Distance) TrendNot Available

    SJ-9AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    KUIPER-00250Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SJ-9ACollision Probability Trend

    Object 1 Probability TrendNot Available

    KUIPER-00250Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SJ-9A

    No nearby objects data