Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.608804E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-20T23:46:25+0800
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    1 Object 1

    AOE ID 43169
    NORAD ID 43169
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 43776
    NORAD ID 43776
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter WEINA 1A SPAWAR-CAL-R
    Time of Closest Approach 2026-10-21T16:45:06+0000
    Collision Probability (Pc) 3.608804E-6
    Conjunction Distance (km) 1.793 km
    Relative Speed (km/s) 13.369 km/s
    Conjunction Risk Parameters R (Radial): 0.399 | I (In-track): -0.831 | C (Cross-track): 1.538
    Collision Risk Index (CRI) 0.46
    X Position (km) -5657.412 -5656.73
    Position Y (km) 2754.614 2755.852
    Position Z (km) 2914.13 2915.232
    Velocity X (km/s) -1.762 -2.363
    Velocity Y (km/s) -6.76 2.351
    Velocity Z (km/s) 2.958 -6.806

    Orbital Parameters 国际轨道数据源

    Parameter WEINA 1A SPAWAR-CAL-R
    Semimajor Axis (a) 6940.690 km 6926.428 km
    Eccentricity (e) 0.000209 0.001831
    Inclination (i) 34.9925° 97.4250°
    RAAN 123.5569° 328.9982°
    Perigee Argument 35.6864° 295.9695°
    Mean Anomaly (M) 324.3984° 63.9646°
    Apogee 564.007 km 560.977 km
    Perigee 561.099 km 535.605 km
    Orbit Epoch 2026-10-19T21:27:12+0000 2026-10-20T01:47:43+0000

    WEINA 1A & SPAWAR-CAL-R Collision Probability (Pc) Trend

    WEINA 1A & SPAWAR-CAL-R Collision Probability (Pc) TrendNot Available

    WEINA 1A & SPAWAR-CAL-R Miss Distance (Miss Distance) Trend

    WEINA 1A & SPAWAR-CAL-R Miss Distance (Miss Distance) TrendNot Available

    WEINA 1AMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    SPAWAR-CAL-RMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    WEINA 1ACollision Probability Trend

    Object 1 Probability TrendNot Available

    SPAWAR-CAL-RCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with WEINA 1A

    No nearby objects data