Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.617934E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-22T01:53:16+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 16736
    NORAD ID 16736
    Object Type ROCKET BODY
    Country
    CIS CIS
    ← VS →

    2 Object 2

    AOE ID 20508
    NORAD ID 20508
    Object Type PAYLOAD
    Country
    CIS CIS

    Conjunction Constraints

    Parameter SL-14 R/B NADEZHDA 2
    Time of Closest Approach 2026-10-21T22:17:56+0000
    Collision Probability (Pc) 1.617934E-6
    Conjunction Distance (km) 2.582 km
    Relative Speed (km/s) 14.171 km/s
    Conjunction Risk Parameters R (Radial): 2.56 | I (In-track): 0.093 | C (Cross-track): 0.326
    Collision Risk Index (CRI) 0.39
    X Position (km) 3268.422 3269.591
    Position Y (km) -308.03 -307.8
    Position Z (km) 6544.368 6546.658
    Velocity X (km/s) 6.482 -6.146
    Velocity Y (km/s) 1.535 2.609
    Velocity Z (km/s) -3.168 3.172

    Orbital Parameters 国际轨道数据源

    Parameter SL-14 R/B NADEZHDA 2
    Semimajor Axis (a) 7324.829 km 7361.358 km
    Eccentricity (e) 0.001187 0.004544
    Inclination (i) 82.5409° 82.9578°
    RAAN 190.2908° 340.9550°
    Perigee Argument 227.6112° 88.7513°
    Mean Anomaly (M) 132.4045° 290.7082°
    Apogee 955.384 km 1016.672 km
    Perigee 938.000 km 949.770 km
    Orbit Epoch 2026-10-21T06:08:08+0000 2026-10-21T02:51:49+0000

    SL-14 R/B & NADEZHDA 2 Collision Probability (Pc) Trend

    SL-14 R/B & NADEZHDA 2 Collision Probability (Pc) TrendNot Available

    SL-14 R/B & NADEZHDA 2 Miss Distance (Miss Distance) Trend

    SL-14 R/B & NADEZHDA 2 Miss Distance (Miss Distance) TrendNot Available

    SL-14 R/BMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    NADEZHDA 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    SL-14 R/BCollision Probability Trend

    Object 1 Probability TrendNot Available

    NADEZHDA 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with SL-14 R/B

    No nearby objects data