Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.372839E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-21T17:32:26+0800
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    1 Object 1

    AOE ID 60243
    NORAD ID 60243
    Object Type PAYLOAD
    Country
    FR FR
    ← VS →

    2 Object 2

    Name SJ-30C
    AOE ID 66547
    NORAD ID 66547
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter ROBUSTA-3A SJ-30C
    Time of Closest Approach 2026-10-22T13:43:51+0000
    Collision Probability (Pc) 1.372839E-6
    Conjunction Distance (km) 2.757 km
    Relative Speed (km/s) 12.74 km/s
    Conjunction Risk Parameters R (Radial): -2.046 | I (In-track): 1.001 | C (Cross-track): -1.551
    Collision Risk Index (CRI) 0.38
    X Position (km) 3378.167 3377.575
    Position Y (km) -5988.932 -5991.624
    Position Z (km) -489.445 -489.414
    Velocity X (km/s) 2.895 4.314
    Velocity Y (km/s) 2.162 1.95
    Velocity Z (km/s) -6.702 5.956

    Orbital Parameters 国际轨道数据源

    Parameter ROBUSTA-3A SJ-30C
    Semimajor Axis (a) 6904.883 km 6898.217 km
    Eccentricity (e) 0.002320 0.000638
    Inclination (i) 61.9849° 51.7978°
    RAAN 122.9933° 311.8878°
    Perigee Argument 152.7276° 321.8064°
    Mean Anomaly (M) 207.5044° 38.2459°
    Apogee 542.765 km 524.481 km
    Perigee 510.727 km 515.679 km
    Orbit Epoch 2026-10-20T22:51:19+0000 2026-10-20T14:16:08+0000

    ROBUSTA-3A & SJ-30C Collision Probability (Pc) Trend

    ROBUSTA-3A & SJ-30C Collision Probability (Pc) TrendNot Available

    ROBUSTA-3A & SJ-30C Miss Distance (Miss Distance) Trend

    ROBUSTA-3A & SJ-30C Miss Distance (Miss Distance) TrendNot Available

    ROBUSTA-3AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SJ-30CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ROBUSTA-3ACollision Probability Trend

    Object 1 Probability TrendNot Available

    SJ-30CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ROBUSTA-3A

    No nearby objects data